Siemens S55370C129 Description Description Siemens regulator clim. for district heating, with Related products SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FT5066-0AC01-2-Z SIEMENS 1FK7044-7AF71-1EG0 SIEMENS 1FK6060-6AF71-1TA0 SIEMENS 1FK7060-5AF71-1FH3 SIEMENS 1FK7042-5AF71-1EA0
