Single Module 2 Pole RCBO 20A B Curve WRN20B-030 Plastic Garage Units The WME440SP Metal Surge Arrestor

The WME440SP Metal Surge Arrestor Unit provides a simple and compliant way to add surge protection to an existing installation

4 Pole A-Type RCD – full disconnection of line + neutral

Bi-directional – suitable for PV and EV installs

supplied in a single-module

WRB125C-030 is a 25A C Curve high immunity Type A mini RCBO designed for circuits with higher inrush characteristics

Single Module 2 Pole RCBO 20A B Curve WRN20B-030 Plastic Garage Units The WME440SP Metal Surge ArrestorThe WRN20B 030 is a 20A Type A RCBO in a single module, 2 pole design providing both residual current (RCD) and overcurrent (MCB) protection in one compact device. It detects AC and pulsating DC leakage currents, making it suitable for modern domestic and commercial installations. With a built in switched neutral, this RCBO ensures full circuit isolation on fault while keeping healthy circuits in service. Installer Tip: For socket circuits and small