This part fits: FERROLI XIGNAL (CASING ASSEMBLY & CONTROL BOX) FERROLI SYS 10-23 (HEAT EXCHANGER & PUMP) FERROLI OPTIMAX 25 S (HEAT EXCHANGER & PUMP) FERROLI OPTIMA 2001 (CASING) FERROLI OPTIMA 2000 (CASING) FERROLI OPTIMA 1001 (CASING) FERROLI OPTIMA 901 (CASING) FERROLI OPTIMA 900 (CASING ASSEMBLY & CONTROL BOX) FERROLI OPTIMA 801 (CASING) FERROLI OPTIMA 800 (CASING ASSEMBLY & CONTROL BOX) FERROLI OPTIMA 701 (CASING) FERROLI OPTIMA 700 (CASING ASSEMBLY & CONTROL BOX) FERROLI OPTIMA 601 (CASING) FERROLI OPTIMA 201 (CASING) FERROLI OPTIMA 200 (CASING ASSEMBLY & CONTROL BOX) FERROLI OPTIMAX 25 C (HEAT EXCHANGER & PUMP) FERROLI HAWK 11 (CASING ASSY) FERROLI FALCON (HEAT EXCHANGER & PUMP) FERROLI COMBI 77 CF (CASING ASSEMBLY & CONTROL BOX) FERROLI COMBI 77 FF (CASING ASSEMBLY & CONTROL BOX) FERROLI COMBI 77 FF/POPULAR (CASING ASSEMBLY & CONTROL BOX) FERROLI COMBI 100 FF (CASING ASSEMBLY & CONTROL BOX) FERROLI COMBI 76 FF (CASING ASSY / CONTROL BOX)
