Siemens BPZRCU50 Description Description Siemens thermostat for VAV Related products SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FK7060-5AF71-1FH3 SIEMENS 1FT5066-1AF71-4AA0 SIEMENS 1FN3150-4SA00-0AA0 SIEMENS 1FK7103-5AF71-1DH0
