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EG4 FlexBOSS18 AC Hybrid Inverter | 13000W Output | 18000W PV Input | 48V Split Phase Hybrid Solar Inverter
by EG4

EG4 FlexBOSS18 AC Hybrid Inverter | 13000W Output | 18000W PV Input | 48V Split Phase Hybrid Solar Inverter

SKU: EG4FLEXBOSS18
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$4,198.99
$4,198.99 - $4,198.99
$4,198.99
$3,499.00
$3,499.00 - $3,499.00
$3,499.00
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EG4 FlexBOSS18 AC Hybrid Inverter | 13000W Output | 18000W PV Input | 48V Split Phase Hybrid Solar Inverter

EG4 FlexBOSS18 AC Hybrid Inverter | 13000W Output | 18000W PV Input | 48V Split Phase Hybrid Solar Inverter

EG4 FlexBOSS18 Hybrid Inverter | 48V Split Phase | 18kW PV Input

The EG4 FlexBOSS18 Hybrid Inverter delivers professional-grade performance at an accessible price point, making it the ideal choice for both installers and DIY enthusiasts looking for a cost-effective hybrid solar solution. Designed to maximize efficiency and savings, this inverter offers 13kW continuous output (with PV), 18kW maximum solar input, and 10kW battery-only output capability. Whether you're aiming to reduce reliance on the grid or build a powerful off-grid system, the FlexBOSS18 provides the perfect balance of affordability, performance, and versatility.

Key Features:

  • High Power Output: 13kW continuous output with PV, 18kW solar input, and 10kW battery-only output.
  • Versatile Compatibility: Works flawlessly with EG4 batteries and pairs seamlessly with the EG4 GridBOSS MID for enhanced functionality.
  • Certified & Compliant: UL1741 certification for safety and reliability.
  • Cost-Effective Hybrid Solution: Affordable entry into hybrid solar with professional-grade capabilities.
  • Flexible Installation: Designed for easy integration into both residential and commercial setups.

Seamless Integration with EG4 GridBOSS MID

The FlexBOSS18 pairs perfectly with the EG4 GridBOSS MID, optimizing energy management and grid interaction. This integration reduces installation costs, simplifies the setup, and eliminates the need for additional breakers, transfer switches, and more, all within one compact solution. It also enables time-of-use optimization, load shifting, and backup power prioritization, giving you enhanced control over your energy use. By combining the FlexBOSS18 with the EG4 GridBOSS MID, users can maximize energy efficiency, reduce dependency on the grid, and take full control of their solar energy system.

Why Choose the EG4 FlexBOSS18?

The FlexBOSS18 offers higher power output, increased PV capacity, and enhanced hybrid capabilities at an accessible price point. Its UL1741 certifications ensure compliance with strict industry regulations, making it a reliable and future-proof investment for both grid-tied and off-grid applications.

Elevate Your Energy System

Discover the power, flexibility, and affordability of the EG4 FlexBOSS18 Hybrid Inverter. Whether you’re upgrading an existing system or starting from scratch, the FlexBOSS18 delivers the performance and reliability needed to take control of your energy future.

 

Specifications:

EG4 FlexBOSS18 13kW 48V Split Phase AC Hybrid Inverter
INVERTER TYPE & MODEL #
Type Hybrid
Model IV-13000-HYB-AW-FX-XX
(XX is a number between 0-99)
AC OUTPUT/INPUT
Nominal Grid Voltage (Input & Output) 240 VAC / 208 VAC
Frequency 60Hz Default (50Hz Capable)
Max. Continuous Discharge Rate 10kW
Max. Apparent Power 13kW (54A @ 240V) / 11.2kW (54A @ 208V)
Max. Continuous Current @ 45ºC 54A
Max. Continuous Discharge w/
PV & Grid Only @ 45ºC		 10kW / 13kW
Power Factor (Output) 0.6 – 1.0
Peak Power 20000W (0.5 sec) | 15000W (1 sec) |
13500W (1 min) | 12500W (6 min) |
11000W (12 min)
Max. Output Fault Current 156A peak @ 100us
Max. Passthrough from Grid 90A
THD V (Voltage) <3% @ full load
THD I (Current) <5% @ full load
Backup Switching Time (Transfer Time) 20ms (Default), 10ms (Configurable),
20ms (Parallel)
Open Loop Response Time (OLRT) ≤2 sec
Time to Steady State <10 sec
Max. Continuous Per-Line Wattage 6500W
EFFICIENCY
Battery to Grid/Load 94%
PV to Grid/Load 97.5%
PV to Battery 94.5%
CEC Efficiency (California Energy Commission) Pending
SOLAR TECHNICAL SPECS
Max. Solar STC Input Power 18kW
Max. PV Input Voltage 600 VDC
MPPT Voltage Range (*) 120V – 440V
MPPT Full Power Voltage Range 250V – 440V
# of MPPTs | # of Strings per MPPT 2 / 2
Max. Current per MPPT 26A / 26A
Max. Short-Circuit Current Rating per MPPT 31A / 31A
Nominal MPPT Voltage 360 VDC
Unit Startup Voltage 200 VDC
BATTERY TECHNICAL SPECS
Compatible Battery Technologies Lithium/Lead-acid
Operating Voltage 40 – 60 VDC
Nominal Voltage 48 VDC
Max. Charge/Discharge Current 208A (10kW)
Battery Communication Protocol CAN/RS485

Product Documents:

EG4 FlexBOSS18 13kW 48V Split Phase AC Hybrid Inverter User Manual

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EG4 FlexBOSS18 13kW 48V Split Phase AC Hybrid Inverter Specification Sheet

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