Siemens S55370C113 Description Description Siemens regulator clim. for district heating Related products SIEMENS 1FK6042-6AF71-1TB0 SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FT5066-1AF71-4AA0 SIEMENS 1FK7042-5AK71-1FB0
