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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
EP7A6QB20L/01
HA744540/02 SIEMENS
3HB660XP/36 H
SGD85M32/49 BOSCH
3HC502B/02 BALAY
conmutador diferencial caldera vaillant potencia 0 EP7A6QB20L/01The differential switch is an essential electrical component for the proper operation of Vaillant boilers. Its main function is to detect and switch differences in electrical current, ensuring protection against electrical faults and allowing safe control of the boiler. This replacement part is compatible with various Vaillant boiler models, guaranteeing precise and reliable integration. What problem does this replacement part solve? Boiler that does
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