Replacement Main PCB 770.430 for Whale Space/Water Heaters Mk2, Mk3 & Mk4 that have a reset button and Rapid Heat water heaters
Whale original replacement part. Part number AK1885
Space heater SC2212B, SETSH2212A, SETSH2212D, SH2201, SH2202B, SH2211B, SH2212B, SH2212BR, SH4312B, SH4312BMH, SH4312MB, SI4312B & SI4312IB, SI4312IR, SL4312IR
Water heater onboard with blue plastic front cover ( 8L & 13L ) WC0802, WH0802, WH0822, WH1302, WH1312, WI0802, WL0802 (including B and BR versions)



