OutBack Power FXR FET Board for 48V (E Models) - SPARE-111

Quick Feature Highlights

• 48 V FXR FET board – designed specifically for OutBack FXR “E” model inverter/chargers
• Critical power stage component – manages high-current DC switching and AC conversion
• Supports clean AC output – contributes to stable voltage and efficient power conversion
• Factory-specified replacement part – built to OutBack Power standards
• Improves system reliability – restores inverter performance after power-stage faults
• Service-friendly solution – extends inverter service life without full replacement

Overview

The OutBack Power FXR FET Board for 48V (E Models) is a critical internal service component engineered for OutBack FXR series inverter/chargers operating on 48 V battery systems. As the dedicated Field Effect Transistor (FET) board, it forms the core of the inverter’s power stage, controlling high-current DC switching and enabling efficient conversion of battery power into clean, stable AC output.

In FXR “E” models, this board plays a central role in regulating current and voltage under varying load conditions, supporting reliable inverter operation in demanding off-grid, backup, and hybrid energy environments.

Key Features

High-Power Switching & Conversion

• Houses high-current FETs for DC-to-AC power conversion
• Manages switching in the inverter’s power stage and H-bridge circuits
• Supports efficient energy transfer with reduced heat generation

Designed for FXR 48V “E” Models

• Purpose-built for OutBack FXR inverter/chargers using 48 V battery banks
• Integrates seamlessly with FXR control and power architectures
• Maintains original inverter performance and electrical integrity

Service & Longevity Solution

• Ideal replacement for failed or stressed power-stage electronics
• Helps restore full inverter switching capability
• Extends the operational life of FXR inverter/chargers

Approvals & Compliance

• Genuine OutBack Power service replacement component
• Manufactured to original OutBack Power specifications

Warranty & Support

• Backed by OutBack Power manufacturer support

Downloads

• FXR Series Inverter Documentation
• Service & Replacement Parts Guide