
EG4 FlexBOSS 18 – 13kW Hybrid Inverter / 18kW PV Input (120/240V Split Phase)
A high-performance hybrid inverter designed for off-grid, grid-tied, or backup power applications. The FlexBOSS 18 supports high solar input, grid interaction, and scalable energy systems in a rugged, weather-rated enclosure.
Key Features:
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13,000W Continuous Output with PV/grid
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10,000W Output in battery-only mode
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Up to 18,000W PV Input (Max 24kW across 2 MPPTs)
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120/240V Split Phase Output (208V compatible)
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90A Grid Bypass for seamless backup transition
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Outdoor-Rated (NEMA 4X / IP65) for indoor or outdoor installs
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Parallel Up to 10 Units (130kW total output)
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Built-in Arc Fault, Ground Fault & Rapid Shutdown Protection
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UL1741 SB Compliant
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Wi-Fi, RS485 & CAN Communication Ports
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10-Year Manufacturer Warranty
Ideal For:
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Whole-home backup and hybrid systems
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Off-grid cabins and solar-first homes
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Light commercial solar + battery setups
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Scalable energy projects