6kA MCB – 40A 1 Pole B Curve (WMC140B)
£2.08
£2.99
The WMC140B is a 40 A single-pole 6 kA Miniature Circuit Breaker (MCB) built for high-load domestic and light-commercial circuits such as sub-mains, electric heaters and distribution feeds. Its B-curve tripping profile (3–5 × In) delivers fast, reliable protection against overcurrent and short-circuit faults while...
6kA MCB – 40A 1 Pole C Curve (WMC140C)
£2.08
£2.99
The WMC140C is a 40 A single-pole 6 kA Miniature Circuit Breaker (MCB) designed for sub-mains, plant feeds and high-load circuits where inrush currents from motors or transformers could trip a B-curve device. Its C-curve tripping profile (5–10 × In) provides extra surge tolerance while...
6kA MCB – 50A 1 Pole B Curve (WMC150B)
£2.08
£2.99
The WMC150B is a 50 A single-pole 6 kA Miniature Circuit Breaker (MCB) providing dependable overcurrent and short-circuit protection for heavy-duty feed circuits and fixed equipment. Its B-curve tripping characteristic (3–5 × In) ensures rapid disconnection on faults while maintaining stable operation on steady loads....
6kA MCB – 50A 1 Pole C Curve (WMC150C)
£2.08
£2.99
The WMC150C is a 50 A single-pole 6 kA Miniature Circuit Breaker (MCB) providing reliable overcurrent and short-circuit protection for feed circuits, plant equipment and sub-boards with moderate-to-high inrush currents. Its C-curve tripping characteristic (5–10 × In) handles motor and transformer surges without nuisance tripping...
6kA MCB – 63A 1 Pole B Curve (WMC163B)
£2.08
£2.99
The WMC163B is a 63 A single-pole 6 kA Miniature Circuit Breaker (MCB) built for high-load distribution circuits, feed boards and plant equipment. It delivers accurate overcurrent and short-circuit protection using a B-curve tripping profile (3–5 × In), providing fast disconnection on faults without nuisance...