EG4 Electronics

The EG4 product lineup spans six integrated product categories — hybrid inverters (12kPV, 18kPV, FlexBOSS18, FlexBOSS21) for grid-tied with battery backup, off-grid inverters (6000XP, 12000XP, 6500EX-48, 8KEXP-240V) for true energy independence, wall-mount lithium batteries (PowerPro 14.3kWh, 280Ah Indoor, 314Ah Indoor and All Weather), LiFePOWER4 server-rack batteries for whole-home and commercial installations, the GridBOSS MID microgrid interconnect device for managing utility, generator, solar, and battery sources, and EG4 Hybrid Solar Mini Splits that run on AC, DC, or both for cooling and heating that continues operating off-grid. Every flagship EG4 product carries 10-year warranty backing and a substantial certification footprint — UL1741 SB, UL9540, UL1973, NEC 2020 rapid shutdown, IEEE 1547:2018, California Rule 21, CEC Listed, NEMA 4X outdoor rating, and ETL/cETL safety listing.

The Trade Table sources EG4 Electronics products through BigBattery — EG4's authorized distributor — making The Trade Table an authorized retailer for the complete EG4 lineup with full manufacturer warranty coverage. Buyers purchasing EG4 through The Trade Table receive valid 10-year warranty registration with proof-of-purchase from an EG4 authorized distributor, access to BigBattery's installer network coordination, and US-based customer service for warranty diagnosis, replacement coordination, and technical support direct from EG4's Sulphur Springs Texas operations.

EG4 Electronics | Hybrid Inverters, Off-Grid Inverters, Wall-Mount Batteries, GridBOSS & Solar Mini Splits

An EG4 Electronics system combines US-engineered hybrid or off-grid inverter intelligence, LiFePO4 lithium battery storage with battery management system (BMS) integration, microgrid interconnect device coordination for multi-source energy management, and the certification footprint required for permitted residential and commercial installations across all 50 states. EG4's product engineering targets the gap between commodity overseas-imported solar gear and high-end systems requiring professional integration — delivering pro-grade specifications (UL1741 SB, UL9540, NEMA 4X) at DIY-friendly price points with plug-and-play installation paths for buyers comfortable with electrical work, plus an Elite Certified Installer network for buyers requiring turnkey installation services.

The EG4 18kPV All-In-One Hybrid Inverter is EG4's flagship residential and light commercial inverter — delivering 12kW continuous AC output with 18kW PV input across 3 MPPT channels at 600VDC maximum input each, supporting 120/240V or 120/208V split-phase operation, parallel-stackable up to 10 units for 120kW combined output, with peak surge capacity of 14.7kW for 10 minutes (or 15.5kW for 5 minutes) sufficient to start 5-ton air conditioners, water pumps, and high-inrush motor loads without dedicated soft-starters. The 18kPV is EMP-hardened, NEMA 4X outdoor rated, IP65 sealed, and carries UL1741 SB, UL9540, NEC 2020 rapid shutdown compliance, IEEE 1547:2018 grid interconnect compliance, California Rule 21 listing, CEC equipment listing, and CSA 22.2.107.1/330 Canadian electrical safety compliance — clearing the certification requirements for residential solar permits across all US jurisdictions including California's stringent Rule 21 standards.

The EG4 12kPV All-In-One Hybrid Inverter shares the 18kPV's design and software in a more compact, affordable package — 8kW continuous AC output with 12kW PV input across 2 MPPT channels at 25A each, parallel up to 10 units for 80kW combined output, capable of starting a 5-ton air conditioner without soft-start, with 4,000W load imbalance handling for up to 30 minutes between 120V legs. The 12kPV's "Share Battery" setting simplifies installations using multiple paralleled inverters with a single shared battery bank, reducing component count and installation cost for medium-sized residential systems.

The EG4 FlexBOSS18 (13kW) and FlexBOSS21 (12kW) hybrid inverters expand the EG4 hybrid platform with additional capacity options for buyers requiring specific output ratings or feature sets. The FlexBOSS series integrates with the EG4 GridBOSS MID for energy distribution management across utility, generator, solar, and battery sources.

The EG4 6000XP All-In-One Off-Grid Inverter delivers 6,000W continuous output with 8,000W PV input on a 48V 120/240V split-phase platform — engineered for true off-grid operation without grid tie-in, ideal for cabin, ranch, tiny home, and rural off-grid installations. The EG4 12000XP scales the off-grid platform to 12kW continuous output for whole-home off-grid applications. EG4 also offers the legacy 6500EX-48, 6000EX-48HV, 3000EHV-48, and 8KEXP-240V inverters for buyers requiring specific feature sets or expanding existing EG4 installations.

The EG4 PowerPro WallMount Lithium Battery (14.3kWh) is EG4's flagship outdoor-rated all-weather wall-mount battery — 48V 280Ah LiFePO4 with built-in heating for cold-weather operation, UL1973 cell certification, UL9540A system-level fire safety certification, conduit-box-ready installation, and 10-year warranty backing. The All Weather variant installs outdoors in NEMA-rated enclosure conditions, while the EG4 WallMount Indoor 280Ah delivers the same 14.3kWh capacity in an indoor-only configuration for garage, utility room, and clean-install applications. The newer EG4 314Ah All Weather and EG4 314Ah Indoor wall-mount batteries deliver 16.1kWh capacity per battery with the same UL1973 and UL9540A certification footprint and 10-year warranty terms. The EG4 WallMount Indoor 100Ah Battery (5.12kWh class) serves smaller residential installations and panel-load-shifting applications.

The EG4 LiFePOWER4 Battery series covers 19-inch server-rack form factor batteries for whole-home, commercial, and microgrid installations using server-rack inverter pairings — available in 48V v2 (the current production model) and 24V v2 configurations, with a dedicated EG4 LifePower4 Communication Hub for managing multiple paralleled battery banks across multiple inverter installations.

The EG4 GridBOSS MID v3.1 (Microgrid Interconnect Device) is EG4's 200A energy distribution management hub — coordinating utility power, solar input, battery storage, and generator backup across 4 smart-managed output ports plus dedicated generator support, UL-certified for residential and commercial microgrid installations, with 10-year warranty backing. GridBOSS pairs with EG4 hybrid inverters to deliver true whole-home backup including HVAC loads that legacy backup systems are forced to shed during outages.

The EG4 Hybrid Solar Mini Split series is EG4's most strategically distinctive product line — combining traditional AC mini split heating and cooling with direct DC solar input, allowing the unit to run on grid power, solar power, battery power, or a hybrid combination automatically. The 12,000 BTU EG4 Hybrid Mini Split (SEER2 22, 120V) and 24,000 BTU EG4 Hybrid Mini Split (SEER2 21, Energy Star certified) deliver Plug-N-Cool DIY installation, R32 refrigerant on the 24K variant, and 5-year manufacturer warranty backing — bridging EG4's solar storage ecosystem with the residential HVAC category. Standard non-hybrid EG4 12K Mini Splits are also available with SEER2 28.5 efficiency for buyers wanting the EG4 brand without the hybrid solar input feature.

EG4's accessory ecosystem includes the EG4 Chargeverter 5kW and Chargeverter GC for charging EG4 batteries from grid AC during low-solar periods, BrightMount Cat1 Extension Rail Kits compatible with solar panels up to 44.65" wide for ground-mount and roof-mount installations, EG4 Enclosed Battery Racks (6-slot, pre-assembled, wheeled, with bus bar covers) for organized server-rack battery installations, WallMount Conduit Boxes (All Weather and Indoor variants) for clean cable management between EG4 inverters and EG4 batteries, EG4 MPPT 100-48HV Charger for high-voltage solar charging applications, and the EG4 LifePower4 Communication Hub for multi-battery parallel installations.

EG4's certification depth — UL1741 SB, UL9540, UL9540A, UL1973, IEEE 1547:2018, NEC 2020 rapid shutdown, California Rule 21, CEC Listed, CSA 22.2.107.1, CSA 22.2.330, ETL/cETL, NEMA 4X, IP65, and Energy Star on select mini splits — clears the certification requirements for residential solar permits across all US jurisdictions and supports buyback programs in net-metering markets including California's strict Rule 21 standards. EG4 backs the lineup with a 10-year limited warranty on hybrid inverters, off-grid inverters, wall-mount batteries, server-rack batteries, and GridBOSS MID; a 5-year limited warranty on mini splits; an Elite Certified Installer network for buyers requiring professional installation; and US-based customer service operating from EG4's Sulphur Springs Texas headquarters.

EG4 Electronics Product Options

• EG4 18kPV All-In-One Hybrid Inverter — 12kW output, 18kW PV, 3 MPPTs, NEMA 4X, EMP-hardened
• EG4 12kPV All-In-One Hybrid Inverter — 8kW output, 12kW PV, 2 MPPTs, modular design
• EG4 FlexBOSS18 Hybrid Inverter — 13kW with GridBOSS integration
• EG4 FlexBOSS21 Hybrid Inverter — 12kW with extended feature set
• EG4 6000XP All-In-One Off-Grid Inverter — 6kW output, 8kW PV, 48V split-phase
• EG4 12000XP All-In-One Off-Grid Inverter — 12kW output for whole-home off-grid
• EG4 6500EX-48, 6000EX-48HV, 3000EHV-48, 8KEXP-240V legacy off-grid inverters
• EG4 PowerPro WallMount All Weather — 14.3kWh outdoor LiFePO4 with heating
• EG4 WallMount Indoor 280Ah Battery — 14.3kWh indoor LiFePO4
• EG4 WallMount 314Ah All Weather and 314Ah Indoor — 16.1kWh per battery
• EG4 WallMount Indoor 100Ah Battery — 5.12kWh class for smaller installations
• EG4 LiFePOWER4 48V v2 Server-Rack Battery
• EG4 LiFePOWER4 24V v2 Battery for 24V system architectures
• EG4 LifePower4 Communication Hub for multi-battery parallel installations
• EG4 GridBOSS MID v3.1 — 200A Microgrid Interconnect Device with Gen Support
• EG4 12K Hybrid Solar Mini Split — 12,000 BTU AC/DC hybrid, SEER2 22
• EG4 24K Hybrid Solar Mini Split — 24,000 BTU AC/DC hybrid, SEER2 21, Energy Star, R32
• EG4 12K Standard Mini Split — 12,000 BTU 120V Plug-N-Cool, SEER2 28.5
• EG4 Chargeverter 5kW for grid-AC battery charging
• EG4 Chargeverter GC + Power Cord — 120V Input, 1,800W, 31.5A
• EG4 BrightMount Cat1 Extension Rail Kit for panels up to 44.65"
• EG4 Enclosed Battery Rack — 6-Slot, Pre-Assembled, Wheels, Bus Bar Covers
• EG4 280Ah WallMount All Weather Conduit Box for clean install
• EG4 280Ah Indoor Buildable Conduit Box (Flatpack Kit)
• EG4 MPPT 100-48HV Charger for high-voltage solar charging

Benefits of EG4 Electronics

• "True Whole Home Backup" positioning including HVAC load support during outages
• 10-year warranty on flagship inverters, batteries, and GridBOSS MID
• 5-year warranty on EG4 Mini Split AC/heat pump systems
• US-based engineering and customer service from Sulphur Springs, Texas
• Manufacturing transitioning to EG4's Texas facility from overseas production
• Comprehensive certification footprint — UL1741 SB, UL9540, UL1973, NEC 2020, IEEE 1547
• California Rule 21 listing and CEC equipment listing for grid-tied applications
• NEMA 4X outdoor rating on flagship 18kPV for unprotected outdoor installation
• EMP-hardened design on EG4 18kPV for resilience and prepper applications
• Parallel-stackable inverter design — up to 10 units for 80-120kW combined output
• "Share Battery" setting on 12kPV simplifies multi-inverter installations
• Modular wall-mount battery architecture scaling 5kWh to 28.6kWh+ per installation
• Hybrid solar mini split bridges off-grid power into HVAC backup
• Elite Certified Installer network for buyers requiring professional installation
• Plug-and-play DIY installation paths with comprehensive manual documentation
• Active firmware update program (GEN BOOST for 6000XP and 18kPV)

Common Uses for EG4 Electronics Products

• Whole-home grid-tied solar with battery backup (12kPV, 18kPV, FlexBOSS systems)
• True off-grid residential solar storage (6000XP, 12000XP with WallMount or LiFePOWER4)
• Home battery backup installations including HVAC loads
• Cabin, ranch, and rural off-grid installations
• Light commercial and small business backup power systems
• Net-metering grid sell-back applications (UL1741 SB compliant in CA Rule 21 markets)
• Solar-powered HVAC for cabins and off-grid homes (EG4 Hybrid Mini Splits)
• Grid-tied homes adding HVAC resilience for extreme heat and cold outages
• Multi-source microgrid installations coordinating solar, generator, and battery
• Critical-load panel backup with selective load management
• DIY off-grid system builds for prepper and resilience applications
• 5-ton air conditioner support during grid outages (high-surge capability)
• Backup power for medical equipment, refrigeration, and well pumps
• Electric vehicle charging integration with home solar storage

Why Buy EG4 Electronics from The Trade Table?

The Trade Table is an authorized EG4 retailer through our wholesale distribution relationship with BigBattery — EG4's official authorized distributor. Purchasing EG4 through The Trade Table delivers valid 10-year warranty registration with EG4 authorized distributor proof-of-purchase, full coverage under EG4's published warranty terms, and access to EG4's Elite Certified Installer network for buyers requiring professional installation. This distributor relationship matters: EG4's warranty terms specifically require purchase from an authorized vendor for warranty validity, and the BigBattery sourcing path provides the credentialed channel customers need.

Our team helps customers select the right EG4 system based on application (grid-tied with battery backup, true off-grid, RV/cabin, light commercial), capacity requirements (5kWh entry installations through 200kWh+ stacked whole-home systems), inverter sizing (8kW 12kPV vs 12kW 18kPV vs FlexBOSS series), battery specification (PowerPro All Weather outdoor vs 280Ah/314Ah Indoor wall-mount vs LiFePOWER4 server-rack), and integrated HVAC backup decisions including the EG4 Hybrid Mini Split bridge to our existing mini split catalog. We coordinate warranty service through BigBattery's distributor channel, which routes technical escalations directly to EG4's Sulphur Springs Texas customer service team.

Also Referred to As

• eg4
• eg4 electronics
• eg4 inverter
• eg4 battery
• eg4 hybrid inverter
• eg4 off grid inverter
• eg4 18kpv
• eg4 12kpv
• eg4 18kpv-12lv
• eg4 flexboss18
• eg4 flexboss21
• eg4 6000xp
• eg4 12000xp
• eg4 6500ex
• eg4 wallmount
• eg4 wallmount battery
• eg4 powerpro
• eg4 280ah
• eg4 314ah
• eg4 lifepower4
• eg4 lifepower
• eg4 gridboss
• eg4 gridboss mid
• eg4 mini split
• eg4 12k mini split
• eg4 24k mini split
• eg4 hybrid mini split
• eg4 chargeverter
• eg4 brightmount
• eg4 battery rack
• eg4 sulphur springs
• whole home backup eg4
• eg4 ul1741
• eg4 cec listed
• eg4 ul9540

EG4 Electronics FAQs

What product categories does EG4 Electronics offer?

EG4 Electronics manufactures six integrated product categories — hybrid solar inverters (12kPV, 18kPV, FlexBOSS18, FlexBOSS21) for grid-tied with battery backup, off-grid inverters (6000XP, 12000XP and legacy 6500EX/6000EX/3000EHV/8KEXP series) for true energy independence, wall-mount lithium batteries (PowerPro 14.3kWh All Weather outdoor, 280Ah and 314Ah Indoor and All Weather, plus 100Ah smaller variant), LiFePOWER4 server-rack batteries (48V v2 and 24V v2), the GridBOSS MID v3.1 microgrid interconnect device for multi-source energy management, and EG4 Hybrid Solar Mini Splits (12,000 BTU and 24,000 BTU AC/DC hybrid air conditioners). Plus a complete accessory ecosystem including Chargeverter chargers, BrightMount panel rails, enclosed battery racks, and conduit boxes.

What is the difference between EG4 12kPV and 18kPV hybrid inverters?

The EG4 12kPV is the more compact and affordable hybrid inverter — 8kW continuous AC output with 12kW PV input across 2 MPPT channels, parallel-stackable up to 10 units for 80kW combined output. The EG4 18kPV is the flagship hybrid inverter — 12kW continuous AC output with 18kW PV input across 3 MPPT channels at 600VDC max each, parallel-stackable up to 10 units for 120kW combined output, with EMP-hardening, NEMA 4X outdoor rating, and 14.7kW peak surge capacity sufficient to start 5-ton AC systems. Both inverters share the same software platform and EG4 monitoring app, both carry 10-year warranty, and both deliver UL1741 SB, UL9540, NEC 2020 rapid shutdown, California Rule 21, and CEC equipment listing certification. Choose the 12kPV for medium homes (4-5kW typical loads) where 8kW continuous output covers the panel load; choose the 18kPV for larger homes, light commercial, or installations requiring 5-ton AC support and EMP-hardening.

What is "True Whole Home Backup" and how is EG4 different from standard backup systems?

EG4's "True Whole Home Backup" positioning addresses the historical limitation of residential battery backup systems — most backup systems treat HVAC (air conditioning, heat pumps) as luxury loads to shed during grid outages because legacy inverters can't handle the high inrush current required to start large compressor motors. EG4's 18kPV peak surge capacity (14.7kW for 10 minutes) and the 12kPV's 5-ton AC starting capability allow the inverter to actually run HVAC during grid outages — meaningful as extreme heat and cold drive more frequent and longer outages across the US. Combined with the GridBOSS MID's 200A multi-source coordination and EG4 Hybrid Mini Splits that run on AC, DC, or both, EG4 delivers backup power that includes HVAC support rather than excluding it.

Which EG4 product is right for my application?

Match the product to your installation type. For grid-tied homes adding home battery backup, choose the 12kPV (4-5kW homes) or 18kPV (larger homes with HVAC backup needs) paired with WallMount Indoor 280Ah or 314Ah batteries. For true off-grid cabin and rural installations, choose the 6000XP (smaller loads) or 12000XP (whole-home) with PowerPro All Weather outdoor or LiFePOWER4 server-rack batteries. For multi-source installations coordinating solar, generator, and grid, add the GridBOSS MID v3.1 to centralize energy management. For HVAC backup or off-grid cooling and heating, add the EG4 Hybrid Solar Mini Split (12K for single zones, 24K for larger spaces). For light commercial and small business installations, parallel multiple 18kPV inverters up to 120kW total output with stacked LiFePOWER4 server-rack battery storage.

What warranty does EG4 Electronics provide?

EG4 hybrid inverters (12kPV, 18kPV, FlexBOSS18, FlexBOSS21), off-grid inverters (6000XP, 12000XP, and legacy series), wall-mount batteries (PowerPro, 280Ah, 314Ah, 100Ah), LiFePOWER4 server-rack batteries, and GridBOSS MID v3.1 carry a 10-year full parts replacement or full product replacement warranty from the date of original purchase. EG4 Mini Split AC/heat pump systems carry a 5-year limited warranty. Warranty validity requires registration within the first year of purchase OR proof-of-purchase from an EG4 authorized distributor. The Trade Table sources EG4 through BigBattery — an EG4 authorized distributor — making purchases through The Trade Table eligible for full warranty coverage. Warranty exclusions include damage from improper installation, environmental exposure outside specifications, unauthorized firmware updates, and damage from open-loop lithium battery communications.

What certifications does EG4 carry?

EG4 flagship products carry an extensive certification footprint including UL1741 SB (grid-interactive inverter safety), UL9540 (energy storage system fire safety), UL9540A (cell-level fire safety testing), UL1973 (battery cell safety), IEEE 1547:2018 (utility interconnection), NEC 2020 rapid shutdown compliance, California Rule 21 (the strictest US grid interconnect standard), CEC equipment listing (required for California state incentive programs), CSA 22.2.107.1 and CSA 22.2.330 (Canadian electrical safety), ETL/cETL listing (third-party safety verification for US and Canadian markets), NEMA 4X outdoor rating on the 18kPV, IP65 ingress protection, and Energy Star certification on the 24K Hybrid Mini Split. This certification depth clears solar permit requirements across all 50 states and supports utility net-metering buyback programs.

Can EG4 inverters power a 5-ton air conditioner?

Yes. The EG4 18kPV peak surge capacity (14.7kW for 10 minutes, 15.5kW for 5 minutes) and the EG4 12kPV's high-surge capability allow these inverters to start 5-ton air conditioners without dedicated soft-starters. This high-inrush capability is one of the primary differentiators between EG4 inverters and lower-spec residential battery backup systems that require soft-starters or HVAC load-shedding to avoid inverter overload during compressor startup. The EG4 12kPV is specifically marketed as "Capable of starting a 5-ton air conditioner without soft-start" — a meaningful capability for whole-home backup applications where the buyer wants HVAC to continue operating during grid outages rather than being shed as a luxury load.

What is the EG4 Hybrid Solar Mini Split and how does it work?

The EG4 Hybrid Solar Mini Split is a residential air conditioner and heat pump that accepts both standard 120V or 240V AC grid input AND direct DC solar panel input — automatically selecting the most efficient power source or running on a hybrid combination. When sun is available, the unit runs primarily on direct solar DC, reducing grid draw to near zero. When sun is unavailable or insufficient, the unit seamlessly draws from grid AC. During grid outages, the unit can run on solar DC plus battery storage if configured with EG4 batteries. The 12,000 BTU EG4 Hybrid Mini Split delivers SEER2 22 efficiency, while the 24,000 BTU EG4 Hybrid Mini Split delivers SEER2 21, R32 refrigerant, and Energy Star certification. Both ship with Plug-N-Cool DIY installation paths and 5-year manufacturer warranty backing. EG4 Mini Splits integrate with The Trade Table's existing mini split catalog as the off-grid-capable variant for buyers wanting solar-powered HVAC.

Can EG4 systems be DIY installed?

EG4's product engineering targets DIY-friendly installation for buyers comfortable with electrical work — wall-mount batteries ship with conduit-box-ready terminations, hybrid inverters include comprehensive installation manuals, mini splits ship with Plug-N-Cool DIY installation paths, and EG4's monitoring app handles configuration without requiring proprietary tools. However, residential whole-home backup installations require permitted electrical work performed by a licensed electrician given the 48V high-voltage architecture, AC panel integration, utility interconnect agreements (for grid-tied systems), NEC 2020 rapid shutdown compliance, and applicable building code requirements (NEC Article 706 for energy storage, IRC R330 for ESS in residential applications). Grid-tied installations also require utility paperwork and inspection. EG4 operates an Elite Certified Installer network with online and virtual technical training to certify installers for residential and commercial EG4 system installations.

Does EG4 work with batteries from other brands?

The EG4 18kPV and 12kPV hybrid inverters are battery-agnostic on the LiFePO4 chemistry side — they integrate with EG4 WallMount, EG4 LiFePOWER4, and other 48V LiFePO4 battery brands, with closed-loop battery communications on EG4 LifePower4 batteries (firmware update required) and open-loop voltage-based control on third-party batteries. The 18kPV supports AC coupling with up to 21.6kW of additional PV through external inverters, useful for upgrading existing solar systems to add battery storage without replacing the existing PV inverter. EG4's component-level architecture allows mixed-brand component selection — though matched EG4 systems benefit from coordinated warranty coverage, single-vendor technical support, and tested closed-loop battery communications.