Original replacement safety pressure switch for the following Junkers Bosch boilers: CERACLASS SMART BALCONY ZWA 24-2/3 AB Code 7 716 010 411 CERACLASS SMART BUILT-IN ZWA 24-2/3 AI Code 7 716 010 407 CERACLASS SMART BALCONY ZWA 28-2/3 AB Code 7 716 010 412 CERACLASS SMART RECESSED ZWA 28-2/3 AI Code 7 716 010 408 GC9000iWM20/100SB23 cod. 7 738 100 709 GC9000iWM20/210SB23 cod.7 738 100 712 GC9000iWM30/100SB23 cod.7 738 100 714 GC9000iWM30/210S23 cod.7 738 100 718 CERAPUR BALCONY ZW B 24-1 EB Code 7 736 901 974 CERAPUR RECESSED ZWB 24-1 EI Code 7 736 901 976 CERAPUR BALCONY ZWB 28-1 EB Code 7 736 901 975 CERAPUR RECESSED ZWB 28-1 EI Code 7 736 901 977 CERAPURCOMFORT ZSBR 28-3 E Code 7 738 100 445 CERAPURCOMFORT ZWBR 35-3 E Code 7 738 100 452 CERAPURCOMFORT ZBR 35-3 A Part No. 7 712 231 590 CERAPURCOMFORT ZBR 42-3 A Part No. 7 712 231 609 CERAPURCOMFORT ZSBR 16-3 A Part No. 7 712 231 591 CERAPURCOMFORT ZSBR 24-3 A Part No. 7 712 231 589 CERAPURCOMFORT ZSBR 28-3 A No. 7 712 231 608 CERAPURCOMFORT ZWBR 24-3 A No. 7 713 231 633 CERAPURCOMFORT ZWBR 30-3 A No. 7 713 231 656 CERAPURCOMFORT ZWBR 35-3 A No. 7 713 231 632 CERAPUR BALCONY ZB 15-1 AB No. 7 716 010 198 CERAPUR BALCONY ZB 24-1 AB Code 7 716 010 197 CERAPUR RECESSED ZB 15-1 AI Code 7 716 010 196 CERAPUR RECESSED ZB 24-1 AI Code 7 716 010 195 CERAPUR BALCONY ZWB 24-1 AB Code 7 716 010 12 3 CERAPUR BALCONY ZWB 28-1 AB Code 7 716 010 124 CERAPUR RECESSED ZWB 24-1 AI Code 7 716 010 121 CERAPUR RECESSED ZWB 28-1 AI Code 7 716 010 122 CERAPUR BALCONY ZWB 24-1 EB Code 7 736 900 515 CERAP UR RECESSED ZWB 24-1 EI Code 7 736 900 517 CERAPUR BALCONY ZWB 28-1 EB Code 7 736 900 516 CERAPUR RECESSED ZWB 28-1 EI Code 7 736 900 518