EG4® FlexBOSS18 Inverter
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.
Features

Cost-effective Entry into Hybrid Solar
Affordable solution for users seeking to enter the hybrid solar market without compromising on performance.

Comprehensive Certification Package
Ensures reliability and safety with certifications for diverse installation needs.

Flexible Installation Options
Offers versatility in setup, making it suitable for both residential and commercial applications.

Enhanced Power Output
Delivers superior performance, providing more power for higher energy demands.

Complete System Compatibility
Easily integrates with Briggs & Stratton SimpliPHI 6.6 Battery System and pairs perfectly with GridBOSS systems for a seamless solar energy solution.

EMP-Hardened
Ensures reliable operation during Electromagnetic Pulse (EMP) events.
Specifications
| 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 |
1 See operator’s manual or energy.briggsandstratton.com for complete warranty details.
All specifications listed are typical/nominal and subject to change without notice.
EG4 is a registered trademark of EG4 Electronics.