Pay in 4 interest-free payments of $3.76 Learn more
Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Installer Tip: This base model is the 100A MCB + PME relay version only
Always pair with downstream RCBOs or RCDs for full system protection
The PME relay continuously monitors all three phases at 400/415V
domestic upgrades
higher load Larger commercial/industrial installs 40A RCD 30mA High Immunity earth leakage Adds RCD protection where only MCBs exist 40A RCBO (This Product) Overcurrent + 30mA High Immunity leakage (Type A) Best for EV
20A 4 Pole 10kA MCB C Curve – WKC420C MCBs Installer Tip: This base modelThe WKC420C is a 20A 4 pole 10kA Miniature Circuit Breaker (MCB) designed for three phase + neutral systems. With its C Curve trip characteristic, it is suited to inductive load circuits such as motors, HVAC, pumps, and EV charging sub circuits in commercial boards, EV distribution setups, and solar PV systems. Offering a 10kA breaking capacity, the WKC420C ensures safe overload and short circuit protection while isolating all live conductors and
