Thermostatic radiator valve
6633 electric thermal valve 24V/110V/230VAC

Fan Coil Thermostat
HY08AC-01 touch screen programmable fan coil thermostat

Fresh Air Controller
XF-1202 Fresh Air Controller

Thermostatic radiator valve
H type 15mm Thermostatic Radiator straight valve for house heating

Motorized valve
DQF-JL motorized valve actuator modulating signal 0-10V or 4-20mA

PCBA
3-5HP Compressor Driver Module PCBA