Locally owned and operated in Colorado since 2002--Everything You Need to Go Solar!
{"id":9371105755375,"title":"Fortress Power Envy True 12kW Hybrid Inverter 12kW 240VAC Split-Phase All-in-One Solar Inverter","handle":"fortress-power-envy-true-12kw-hybrid-inverter-12kw-240vac-split-phase-all-in-one-solar-inverter","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe Fortress Power Envy True 12kW is a high-performance, all-in-one hybrid inverter designed for whole-home and light commercial applications. With 21 kW of solar PV input, a 200A AC passthrough for whole-home backup, and scalable output up to 120 kW AC by paralleling 10 units, it delivers unmatched flexibility for grid-tied, off-grid, or backup systems. The Envy True 12kW is fully compatible with all Fortress Power 48V batteries, including the eForce, eVault MAX, and eFlex MAX. Whether you're looking to achieve energy independence, reduce peak utility rates, or participate in net metering and time-of-use programs, the Envy True 12kW offers advanced control and seamless integration.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features \u0026amp; Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e12kW Continuous Output (True 12kW):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Delivers 50A @ 240VAC (12,000W) with a 200A AC passthrough, providing robust power for whole-home backup and light commercial applications. Offers 10.4kW (50A @ 208V) for 208V systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePowerful PV Input (21 kW):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports up to 21 kW of solar PV input (18 kW delivered to battery \u0026amp; AC outputs) across three independent MPPTs, maximizing energy harvest for on-grid and off-grid applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eThree Independent MPPTs (25A\/15A\/15A):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Features 2 strings on MPPT1 and 1 string each on MPPT2 and MPPT3, allowing flexible array configurations across multiple orientations for optimal energy harvest.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e200A AC Passthrough for Whole Home Backup:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in 200A AC breaker enables whole-home backup without the need for a separate subpanel, simplifying installation and providing seamless power during outages.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePlug-and-Play Installation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Integrated AC and DC breakers (2x 200A battery breakers, 200A load breaker, and generator connection) and generous internal space for wire management streamline installation, reducing labor time and simplifying wiring for both retrofit and new systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBuilt-In Rapid Shutdown (RSD):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fully integrated APsmart rapid shutdown transmitter and button helps installations meet NEC 2017 \u0026amp; 2020 code requirements without external devices — saving time and cost.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSplit-Phase \u0026amp; Three-Phase Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engineered for residential 120\/240V split-phase systems and can also be used in commercial 120\/208V or 127\/220V three-phase setups with two or more inverters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eParallel Capability (Up to 10 Units):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Scale your system by paralleling up to 10 units for a maximum of 120kW of AC output, perfect for larger residential or light commercial installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eAC \u0026amp; DC Coupling:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports both AC and DC coupling, offering flexibility for various system configurations and existing solar installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBuilt-In Generator Input:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Integrated generator input (100A max \/ 90A continuous) allows for backup power during extended outages, adding an extra layer of system reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eVirtual Power Plant (VPP) Ready:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e VPP-compatible and approved by utilities across the U.S. and Canada, allowing you to participate in demand response programs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBattery-Agnostic Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Seamlessly integrates with a wide range of lithium batteries, including Fortress Power's eForce, eVault MAX, eFlex MAX, as well as other major lithium battery brands (open-loop) and lead-acid.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eRemote Monitoring \u0026amp; Firmware Updates:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Monitor solar production, battery performance, and grid consumption anytime via the Fortress Power mobile app (Guardian). The Envy also supports remote firmware updates, ensuring your system stays current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNEMA 4X \/ IP65 Rated:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for indoor and outdoor installations with robust environmental protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e10-Year Warranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Backed by a 10-year limited warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetail\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFP-ENVY-12K (Envy True 12kW)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eContinuous Output Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12,000W @ 240V (50A), 10,400W @ 208V (50A)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAC Passthrough\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200A (48,000W @ 240V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAC Output Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240V, 120\/208V, 208V 3-Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMaximum PV Input Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e21,000W (18,000W delivered to battery \u0026amp; AC outputs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. DC Input Power per MPPT\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12,000W \/ 7,000W \/ 7,000W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eNumber of MPPTs\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 (2 strings on MPPT1, 1 string on MPPT2 \u0026amp; MPPT3)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Usable Input Current per MPPT\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25A \/ 15A \/ 15A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDC Input Voltage Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100V-600V (550V max recommended)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFull Power MPPT Voltage Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e230V-500V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAC Coupling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDC Coupling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGenerator Input\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100A max \/ 90A continuous (dedicated auto-start port)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRapid Shutdown\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBuilt-in APsmart transmitter (NEC 2017\/2020 compliant)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eParallel Capability\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 10 units (120kW max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eThree-Phase Support\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes (with 2+ inverters)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBattery Voltage Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40V-60V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Charging\/Discharging Current\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Charging\/Discharging Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12,000W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePeak Power (Off-Grid)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14kW (10 min), 16kW (5 min), 20kW (500ms)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Efficiency (PV to Grid)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e97.5%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCEC Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e96.9%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eEnclosure Rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNEMA 4X \/ IP65\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDimensions (H×W×D)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e34.2\" × 20.5\" × 11.2\" (870 × 520 × 285 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e127 lbs (58 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDisplay\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eColor Touch LCD\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAmbient Temperature Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-4°F to 140°F (-20°C to 60°C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCommunication\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRS485 \/ Wi-Fi \/ CAN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCooling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSmart Cooling Fans\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProtections\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAFCI, SPD (Type II DC PV, Type III AC), Anti-islanding, DC Switch, PV Reverse Polarity, Ground Fault Monitoring\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCertifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUL1741, UL1741SB, UL9540 (with eFlex, eVault MAX), IEEE1547A, Rule 21, ISO-NE, FCC15 Class B, HECO, CEC, Luma\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 Years (limited)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Documents\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eInstallation\/User Manual:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0079\/6003\/5417\/files\/FP-8K-10K-MV.7_2_1.pdf?v=1777571639\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Manual\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eDatasheet:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.fortresspower.com\/wp-content\/uploads\/2025\/06\/Envy-Inverter-12k-Datasheet.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Datasheet\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eWarranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.fortresspower.com\/wp-content\/uploads\/2023\/07\/FP-Warranty-Envy-v2.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Warranty\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2026-04-30T11:59:37-06:00","created_at":"2026-04-30T11:59:37-06:00","vendor":"SolarPanelStore","type":"Inverter Large","tags":[],"price":605000,"price_min":605000,"price_max":605000,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":49480154874095,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Fortress Power Envy True 12kW Hybrid Inverter 12kW 240VAC Split-Phase All-in-One Solar Inverter","public_title":null,"options":["Default Title"],"price":605000,"weight":45359,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FortressPowerEnvyTrue12kW.jpg?v=1777572046"],"featured_image":"\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FortressPowerEnvyTrue12kW.jpg?v=1777572046","options":["Title"],"media":[{"alt":"Fortress Power Envy True 12kW Hybrid Inverter 12kW 240VAC Split-Phase All-in-One Solar Inverter","id":38727794491631,"position":1,"preview_image":{"aspect_ratio":0.698,"height":497,"width":347,"src":"\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FortressPowerEnvyTrue12kW.jpg?v=1777572046"},"aspect_ratio":0.698,"height":497,"media_type":"image","src":"\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FortressPowerEnvyTrue12kW.jpg?v=1777572046","width":347}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe Fortress Power Envy True 12kW is a high-performance, all-in-one hybrid inverter designed for whole-home and light commercial applications. With 21 kW of solar PV input, a 200A AC passthrough for whole-home backup, and scalable output up to 120 kW AC by paralleling 10 units, it delivers unmatched flexibility for grid-tied, off-grid, or backup systems. The Envy True 12kW is fully compatible with all Fortress Power 48V batteries, including the eForce, eVault MAX, and eFlex MAX. Whether you're looking to achieve energy independence, reduce peak utility rates, or participate in net metering and time-of-use programs, the Envy True 12kW offers advanced control and seamless integration.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features \u0026amp; Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e12kW Continuous Output (True 12kW):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Delivers 50A @ 240VAC (12,000W) with a 200A AC passthrough, providing robust power for whole-home backup and light commercial applications. Offers 10.4kW (50A @ 208V) for 208V systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePowerful PV Input (21 kW):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports up to 21 kW of solar PV input (18 kW delivered to battery \u0026amp; AC outputs) across three independent MPPTs, maximizing energy harvest for on-grid and off-grid applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eThree Independent MPPTs (25A\/15A\/15A):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Features 2 strings on MPPT1 and 1 string each on MPPT2 and MPPT3, allowing flexible array configurations across multiple orientations for optimal energy harvest.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e200A AC Passthrough for Whole Home Backup:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in 200A AC breaker enables whole-home backup without the need for a separate subpanel, simplifying installation and providing seamless power during outages.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePlug-and-Play Installation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Integrated AC and DC breakers (2x 200A battery breakers, 200A load breaker, and generator connection) and generous internal space for wire management streamline installation, reducing labor time and simplifying wiring for both retrofit and new systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBuilt-In Rapid Shutdown (RSD):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fully integrated APsmart rapid shutdown transmitter and button helps installations meet NEC 2017 \u0026amp; 2020 code requirements without external devices — saving time and cost.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSplit-Phase \u0026amp; Three-Phase Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engineered for residential 120\/240V split-phase systems and can also be used in commercial 120\/208V or 127\/220V three-phase setups with two or more inverters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eParallel Capability (Up to 10 Units):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Scale your system by paralleling up to 10 units for a maximum of 120kW of AC output, perfect for larger residential or light commercial installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eAC \u0026amp; DC Coupling:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports both AC and DC coupling, offering flexibility for various system configurations and existing solar installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBuilt-In Generator Input:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Integrated generator input (100A max \/ 90A continuous) allows for backup power during extended outages, adding an extra layer of system reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eVirtual Power Plant (VPP) Ready:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e VPP-compatible and approved by utilities across the U.S. and Canada, allowing you to participate in demand response programs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBattery-Agnostic Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Seamlessly integrates with a wide range of lithium batteries, including Fortress Power's eForce, eVault MAX, eFlex MAX, as well as other major lithium battery brands (open-loop) and lead-acid.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eRemote Monitoring \u0026amp; Firmware Updates:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Monitor solar production, battery performance, and grid consumption anytime via the Fortress Power mobile app (Guardian). The Envy also supports remote firmware updates, ensuring your system stays current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNEMA 4X \/ IP65 Rated:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for indoor and outdoor installations with robust environmental protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e10-Year Warranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Backed by a 10-year limited warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetail\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFP-ENVY-12K (Envy True 12kW)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eContinuous Output Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12,000W @ 240V (50A), 10,400W @ 208V (50A)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAC Passthrough\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200A (48,000W @ 240V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAC Output Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240V, 120\/208V, 208V 3-Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMaximum PV Input Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e21,000W (18,000W delivered to battery \u0026amp; AC outputs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. DC Input Power per MPPT\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12,000W \/ 7,000W \/ 7,000W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eNumber of MPPTs\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 (2 strings on MPPT1, 1 string on MPPT2 \u0026amp; MPPT3)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Usable Input Current per MPPT\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25A \/ 15A \/ 15A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDC Input Voltage Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100V-600V (550V max recommended)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFull Power MPPT Voltage Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e230V-500V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAC Coupling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDC Coupling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGenerator Input\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100A max \/ 90A continuous (dedicated auto-start port)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRapid Shutdown\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBuilt-in APsmart transmitter (NEC 2017\/2020 compliant)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eParallel Capability\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 10 units (120kW max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eThree-Phase Support\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes (with 2+ inverters)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBattery Voltage Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40V-60V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Charging\/Discharging Current\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Charging\/Discharging Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12,000W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePeak Power (Off-Grid)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14kW (10 min), 16kW (5 min), 20kW (500ms)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMax. Efficiency (PV to Grid)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e97.5%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCEC Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e96.9%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eEnclosure Rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNEMA 4X \/ IP65\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDimensions (H×W×D)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e34.2\" × 20.5\" × 11.2\" (870 × 520 × 285 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e127 lbs (58 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDisplay\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eColor Touch LCD\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAmbient Temperature Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-4°F to 140°F (-20°C to 60°C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCommunication\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRS485 \/ Wi-Fi \/ CAN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCooling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSmart Cooling Fans\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProtections\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAFCI, SPD (Type II DC PV, Type III AC), Anti-islanding, DC Switch, PV Reverse Polarity, Ground Fault Monitoring\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCertifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUL1741, UL1741SB, UL9540 (with eFlex, eVault MAX), IEEE1547A, Rule 21, ISO-NE, FCC15 Class B, HECO, CEC, Luma\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 Years (limited)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Documents\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eInstallation\/User Manual:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0079\/6003\/5417\/files\/FP-8K-10K-MV.7_2_1.pdf?v=1777571639\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Manual\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eDatasheet:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.fortresspower.com\/wp-content\/uploads\/2025\/06\/Envy-Inverter-12k-Datasheet.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Datasheet\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eWarranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.fortresspower.com\/wp-content\/uploads\/2023\/07\/FP-Warranty-Envy-v2.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Warranty\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e"}

Fortress Power Envy True 12kW Hybrid Inverter 12kW 240VAC Split-Phase All-in-One Solar Inverter

Product Description
$6,050.00
Maximum quantity available reached.

The Fortress Power Envy True 12kW is a high-performance, all-in-one hybrid inverter designed for whole-home and light commercial applications. With 21 kW of solar PV input, a 200A AC passthrough for whole-home backup, and scalable output up to 120 kW AC by paralleling 10 units, it delivers unmatched flexibility for grid-tied, off-grid, or backup systems. The Envy True 12kW is fully compatible with all Fortress Power 48V batteries, including the eForce, eVault MAX, and eFlex MAX. Whether you're looking to achieve energy independence, reduce peak utility rates, or participate in net metering and time-of-use programs, the Envy True 12kW offers advanced control and seamless integration.


Key Features & Benefits

12kW Continuous Output (True 12kW): Delivers 50A @ 240VAC (12,000W) with a 200A AC passthrough, providing robust power for whole-home backup and light commercial applications. Offers 10.4kW (50A @ 208V) for 208V systems.

Powerful PV Input (21 kW): Supports up to 21 kW of solar PV input (18 kW delivered to battery & AC outputs) across three independent MPPTs, maximizing energy harvest for on-grid and off-grid applications.

Three Independent MPPTs (25A/15A/15A): Features 2 strings on MPPT1 and 1 string each on MPPT2 and MPPT3, allowing flexible array configurations across multiple orientations for optimal energy harvest.

200A AC Passthrough for Whole Home Backup: Built-in 200A AC breaker enables whole-home backup without the need for a separate subpanel, simplifying installation and providing seamless power during outages.

Plug-and-Play Installation: Integrated AC and DC breakers (2x 200A battery breakers, 200A load breaker, and generator connection) and generous internal space for wire management streamline installation, reducing labor time and simplifying wiring for both retrofit and new systems.

Built-In Rapid Shutdown (RSD): Fully integrated APsmart rapid shutdown transmitter and button helps installations meet NEC 2017 & 2020 code requirements without external devices — saving time and cost.

Split-Phase & Three-Phase Support: Engineered for residential 120/240V split-phase systems and can also be used in commercial 120/208V or 127/220V three-phase setups with two or more inverters.

Parallel Capability (Up to 10 Units): Scale your system by paralleling up to 10 units for a maximum of 120kW of AC output, perfect for larger residential or light commercial installations.

AC & DC Coupling: Supports both AC and DC coupling, offering flexibility for various system configurations and existing solar installations.

Built-In Generator Input: Integrated generator input (100A max / 90A continuous) allows for backup power during extended outages, adding an extra layer of system reliability.

Virtual Power Plant (VPP) Ready: VPP-compatible and approved by utilities across the U.S. and Canada, allowing you to participate in demand response programs.

Battery-Agnostic Design: Seamlessly integrates with a wide range of lithium batteries, including Fortress Power's eForce, eVault MAX, eFlex MAX, as well as other major lithium battery brands (open-loop) and lead-acid.

Remote Monitoring & Firmware Updates: Monitor solar production, battery performance, and grid consumption anytime via the Fortress Power mobile app (Guardian). The Envy also supports remote firmware updates, ensuring your system stays current.

NEMA 4X / IP65 Rated: Suitable for indoor and outdoor installations with robust environmental protection.

10-Year Warranty: Backed by a 10-year limited warranty.


Technical Specifications

Specification Detail
Model FP-ENVY-12K (Envy True 12kW)
Continuous Output Power 12,000W @ 240V (50A), 10,400W @ 208V (50A)
AC Passthrough 200A (48,000W @ 240V)
AC Output Voltage 120/240V, 120/208V, 208V 3-Phase
Maximum PV Input Power 21,000W (18,000W delivered to battery & AC outputs)
Max. DC Input Power per MPPT 12,000W / 7,000W / 7,000W
Number of MPPTs 3 (2 strings on MPPT1, 1 string on MPPT2 & MPPT3)
Max. Usable Input Current per MPPT 25A / 15A / 15A
DC Input Voltage Range 100V-600V (550V max recommended)
Full Power MPPT Voltage Range 230V-500V
AC Coupling Yes
DC Coupling Yes
Generator Input 100A max / 90A continuous (dedicated auto-start port)
Rapid Shutdown Built-in APsmart transmitter (NEC 2017/2020 compliant)
Parallel Capability Up to 10 units (120kW max)
Three-Phase Support Yes (with 2+ inverters)
Battery Voltage Range 40V-60V
Max. Charging/Discharging Current 250A
Max. Charging/Discharging Power 12,000W
Peak Power (Off-Grid) 14kW (10 min), 16kW (5 min), 20kW (500ms)
Max. Efficiency (PV to Grid) 97.5%
CEC Efficiency 96.9%
Enclosure Rating NEMA 4X / IP65
Dimensions (H×W×D) 34.2" × 20.5" × 11.2" (870 × 520 × 285 mm)
Weight 127 lbs (58 kg)
Display Color Touch LCD
Ambient Temperature Range -4°F to 140°F (-20°C to 60°C)
Communication RS485 / Wi-Fi / CAN
Cooling Smart Cooling Fans
Protections AFCI, SPD (Type II DC PV, Type III AC), Anti-islanding, DC Switch, PV Reverse Polarity, Ground Fault Monitoring
Certifications UL1741, UL1741SB, UL9540 (with eFlex, eVault MAX), IEEE1547A, Rule 21, ISO-NE, FCC15 Class B, HECO, CEC, Luma
Warranty 10 Years (limited)

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