Briggs & Stratton EG4® FlexBOSS18 Inverter

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The EG4® FlexBOSS18 is a powerful and cost-effective hybrid inverter. With 13kW continuous output, up to 18kW solar input utilization, and 10kW battery-only output, it delivers exceptional performance for a wide range of solar applications. The FlexBOSS18 is also EMP-hardened, ensuring reliable performance during Electromagnetic Pulse (EMP) events. Built for versatility, the FlexBOSS18 seamlessly integrates with Briggs & Stratton® SimpliPHI® 6.6 Battery System, including optimal pairing with EG4 GridBOSS system. To learn more, download the spec sheet and user manual.

  FlexBOSS18
Battery Input Voltage 48V
Rapid Shutdown Capable YES
Maximum Paired Solar (DC Input) 21000W
Integrated MPPT Charge Controllers 2
Maximum Continuous Power 10000W Battery Only / 13000W PV+Bat
Maximum Output Power 20000W
Instantaneous Power (100ms) 20000W
Surge Power (5s) 13500W
Parallel Stacking 10
Weight 115 lbs. (52 kg)
Dimensions (W x H x D) 30.43 x 22.8 x 11.2 in. (773 x 579 x 285 mm)
Warranty Period 10 years
Battery Compatibility Briggs & Stratton® SimpliPHI® 6.6
Certifications UL1741, SA, SB, PCS CRD California Rule 21 Phase I, II, III CSA 22.2.107.1:2016 Ed. 4 CSA 22.2.330:2017 Ed. 1 IEEE 1547.1:2020; IEEE 1547:2018 Hawaii Rule 14H [HECO SRD IEEE 1547.1-2020 Ed.2

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