{"id":9361402790127,"title":"EG4 FlexBOSS18 All-In-One Hybrid Inverter 18kW PV Input 13kW AC Output - EG4INVFLXBOSS18V1","handle":"eg4-flexboss18-all-in-one-hybrid-inverter-18kw-pv-input-13kw-ac-output-eg4invflxboss18v1","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe EG4 FlexBOSS18 is a 120\/240VAC split-phase, all-in-one, hybrid, sine wave inverter designed for the residential and small commercial markets. The FlexBOSS18 can utilize 18kW of DC (STC) solar PV on 2 MPPTs (26A each) and can deliver 10kW of power directly for loads from battery and 13kW with solar PV gain when connected to the grid. It can bypass 90A of utility power from its grid port to its load port. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThough it can perform as a standalone inverter, it has been designed to work optimally with EG4's GridBOSS power gateway, unlocking an even more robust feature-set and level of performance for the end user. Certified to UL 3141 and UL 1741.\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\u003eCost-effective Entry into Hybrid Solar:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Affordable solution for users seeking to enter the hybrid solar market without compromising on performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComprehensive Certification Package:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e UL 3141 and UL 1741 certified, ensuring reliability and safety for diverse installation needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFlexible Installation Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Offers versatility in setup, making it suitable for both residential and commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eEnhanced Power Output vs 12kPV:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Delivers superior performance, providing more power than traditional 12kPV models for higher energy demands.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComplete System Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Easily integrates with EG4's battery lineup and pairs perfectly with GridBOSS systems for a seamless solar energy solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTwo 600VDC MPPTs (26A each):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Higher voltage PV arrays reduce cable size, minimize energy loss, and simplify installation while supporting up to 18kW of utilized solar power (24kW max input).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSplit-Phase Output (120\/240V):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows for single unit operation in standard residential split-phase configurations or 120\/208 service operation for commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eParallel Capability (Up to 16 Units):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Modular design allows for expansion, adapting to growing energy needs and securing future efficiency in solar investment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eRemote Monitoring:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in Wi-Fi integrates with the EG4 app, enabling real-time monitoring of performance, battery status, and system settings, as well as remote firmware updates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFull AC Coupling, Generator, and Smart Loads Capabilities:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e When used with GridBOSS, unlocks even more robust feature-set including smart load management.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNEMA 4X Rated:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Weather-resistant enclosure provides protection against corrosion, rain, and dust, making it suitable for outdoor installations.\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 warranty for long-term peace of mind.\u003c\/span\u003e\u003c\/p\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\u003eUser Manual:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/12\/EG4-FlexBOSS18-Hybrid-Inverter-User-Manual.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload User Manual\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eSystem Wiring Diagrams:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/03\/EG4-FlexBOSS18-System-Wiring-Diagrams.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Wiring Diagrams\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eBattery Wiring Diagrams:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/08\/EG4-Systems-Battery-Wiring-Diagrams-2.0.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Battery Wiring Diagrams\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2026-04-22T13:57:11-06:00","created_at":"2026-04-22T13:57:11-06:00","vendor":"SolarPanelStore","type":"Inverter Large","tags":[],"price":468500,"price_min":468500,"price_max":468500,"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":49088234750191,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"EG4INVFLXBOSS18V1","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"EG4 FlexBOSS18 All-In-One Hybrid Inverter 18kW PV Input 13kW AC Output - EG4INVFLXBOSS18V1","public_title":null,"options":["Default Title"],"price":468500,"weight":45359,"compare_at_price":null,"inventory_management":null,"barcode":"320-0044","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FlexBOSS18.webp?v=1776887891"],"featured_image":"\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FlexBOSS18.webp?v=1776887891","options":["Title"],"media":[{"alt":"EG4 FlexBOSS18 All-In-One Hybrid Inverter 18kW PV Input 13kW AC Output - EG4INVFLXBOSS18V1","id":38674023416047,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1250,"width":1250,"src":"\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FlexBOSS18.webp?v=1776887891"},"aspect_ratio":1.0,"height":1250,"media_type":"image","src":"\/\/www.solarpanelstore.com\/cdn\/shop\/files\/FlexBOSS18.webp?v=1776887891","width":1250}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe EG4 FlexBOSS18 is a 120\/240VAC split-phase, all-in-one, hybrid, sine wave inverter designed for the residential and small commercial markets. The FlexBOSS18 can utilize 18kW of DC (STC) solar PV on 2 MPPTs (26A each) and can deliver 10kW of power directly for loads from battery and 13kW with solar PV gain when connected to the grid. It can bypass 90A of utility power from its grid port to its load port. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThough it can perform as a standalone inverter, it has been designed to work optimally with EG4's GridBOSS power gateway, unlocking an even more robust feature-set and level of performance for the end user. Certified to UL 3141 and UL 1741.\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\u003eCost-effective Entry into Hybrid Solar:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Affordable solution for users seeking to enter the hybrid solar market without compromising on performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComprehensive Certification Package:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e UL 3141 and UL 1741 certified, ensuring reliability and safety for diverse installation needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFlexible Installation Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Offers versatility in setup, making it suitable for both residential and commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eEnhanced Power Output vs 12kPV:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Delivers superior performance, providing more power than traditional 12kPV models for higher energy demands.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComplete System Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Easily integrates with EG4's battery lineup and pairs perfectly with GridBOSS systems for a seamless solar energy solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTwo 600VDC MPPTs (26A each):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Higher voltage PV arrays reduce cable size, minimize energy loss, and simplify installation while supporting up to 18kW of utilized solar power (24kW max input).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSplit-Phase Output (120\/240V):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows for single unit operation in standard residential split-phase configurations or 120\/208 service operation for commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eParallel Capability (Up to 16 Units):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Modular design allows for expansion, adapting to growing energy needs and securing future efficiency in solar investment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eRemote Monitoring:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in Wi-Fi integrates with the EG4 app, enabling real-time monitoring of performance, battery status, and system settings, as well as remote firmware updates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFull AC Coupling, Generator, and Smart Loads Capabilities:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e When used with GridBOSS, unlocks even more robust feature-set including smart load management.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNEMA 4X Rated:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Weather-resistant enclosure provides protection against corrosion, rain, and dust, making it suitable for outdoor installations.\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 warranty for long-term peace of mind.\u003c\/span\u003e\u003c\/p\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\u003eUser Manual:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/12\/EG4-FlexBOSS18-Hybrid-Inverter-User-Manual.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload User Manual\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eSystem Wiring Diagrams:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/03\/EG4-FlexBOSS18-System-Wiring-Diagrams.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Wiring Diagrams\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eBattery Wiring Diagrams:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/08\/EG4-Systems-Battery-Wiring-Diagrams-2.0.pdf\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eDownload Battery Wiring Diagrams\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e"}