This part uses the following part numbers: Bosch - 87186425520 Buderus - 87186425520 Biasi - BI1172103 The spare part is compatible with the following boilers: Bosch WBN6000/2000 Bosch WBN6000-12 Bosch WBN6000-18 Bosch WBN6000-24 Bosch WBN6000-28 Buderus Logamax U072-18 Buderus Logamax U072-12 Buderus Logamax U072-24 Buderus Logamax U072-35 Biasi Delta Biasi Parva Federica Bugatti Turbo Federica Bugatti Turbo Plus
