4 Way Metal Enclosure – 40A B Curve MCB + Surge Protection (WMKB240BSP) Three Phase PME Fault Detection Unit Isolation built-in: 100A switch allows

Isolation built-in: 100A switch allows full shutdown for maintenance

A-Type RCD: Detects AC and pulsating DC leakage currents – EV ready

10A rated current – protects small three-phase inductive circuits

it’s ideal for workshops

it provides safe disconnection during overload and short-circuit faults

4 Way Metal Enclosure – 40A B Curve MCB + Surge Protection (WMKB240BSP) Three Phase PME Fault Detection Unit Isolation built-in: 100A switch allowsThe WMKB240BSP is a compact 4 way metal enclosure pre fitted with a 40A B Curve MCB and Type 2 Surge Protection Device (SPD). Built for EV charger supplies, outbuildings, and small sub mains, it combines overload protection and surge defence in a durable steel housing. The 40A B Curve MCB makes this unit suitable for domestic EV installs, general distribution boards, and standard load circuits. With a pre fitted Type 2 SPD, it ensures compliance with