HEM/Rogy branded 63 amp RCCB residual current device (RCD). Rated 30mA 230 volts AC, 6kA, 2 pole,Type A. DIN rail mounting means it simply clips onto any modern distribution board.
The most cost effective solution for protecting a number of power and lighting circuits from earth faults. A maximum of three circuits can be wired to each RCD.
Note: We do not stock or recommend 40 amp RCDs, 63 amp rating is superior and the same price.