40A 2 Pole 10kA MCB – B Curve (WKC240B)
£7.49
The WKC240B is a 40A 2 Pole 10kA Miniature Circuit Breaker (MCB) designed to protect higher-load radial and feeder circuits against short-circuit and overload faults. The B-curve tripping profile ensures rapid disconnection for resistive and low-inrush circuits such as outbuilding sub-mains, immersion heaters, and EV...
40A 2 Pole 10kA MCB – C Curve (WKC240C)
£7.49
The WKC240C is a 40 A 2 Pole 10 kA Miniature Circuit Breaker (MCB) providing robust short-circuit and overload protection for moderate inrush applications. The C-curve tripping characteristic is ideal for HVAC systems, small machinery, and feeder circuits where start-up currents exceed standard B-curve tolerances....
40A 4 Pole 10kA MCB B Curve – WKC440B
£14.16
The WKC440B is a 40A 4 pole 10kA Miniature Circuit Breaker (MCB) for three-phase + neutral circuits. With its B Curve trip characteristic, this breaker is intended for resistive load circuits such as socket outlet banks, small distribution boards, and lighting groups in commercial three-phase...
40A 4 Pole 10kA MCB C Curve – WKC440C
£14.16
The WKC440C is a 40A 4 pole 10kA Miniature Circuit Breaker (MCB) designed for three-phase + neutral protection. With its C Curve trip profile, it is built for inductive load circuits such as motors, pumps, HVAC systems, EV chargers, and commercial lighting in three-phase boards,...
40A 4 Pole 10kA MCB D Curve – WKC440D
£14.16
The WKC 4 Pole 10kA Miniature Circuit Breaker (MCB) range provides robust protection for three-phase + neutral circuits in commercial, industrial, EV, and solar installations. With ratings from 6A to 63A and B, C, or D curve options, these breakers are built to handle overloads...