MK Sentry - 7937s - 40a 30mA Type B Single Pole Class AC RCBO New
MK Sentry - 7937s - 40a 30mA Type B Single Pole RCBO. Sensitivities (fixed) 30mA. From the Sentry range. MK Part Code:7937s. Class AC RCBOs and RCDs are suitable for all systems where users have sinusoidal earth current.