Harness - Mains Voltage 240V AC. PLEASE NOTE: This is compatible with boilers which have a serial number beginning with ACH. If you have a boiler with a serial number beginning ADH or ADP, you will require harness ICB317002E. If the serial number starts with AAZ you will need harness ICB317001.
GB24 SII-Boilers with s/n beginning ACH
GB30 SII-Boilers with s/n beginning ACH
GB30 SII-Boilers with s/n beginning ACH
