TH-80 wired thermostatic head

TH-80 serves for optimum control of valves on heating circuit distributors. Control is done a room thermostat with two-point output or pulsewidth modulation.

wired thermostatic head

TH-80 wired thermostatic head


TypeA 4004 / A 4104
Versionnormally closed/normally open
Voltage24 V AC/DC, +20%...–10%, 0–60 Hz
Max. inrush current250 mA during 2 min max.
Operating current75 mA
Operating power1.8 W
Closing and opening timesapprox. 6 min.
Actuator travel4 mm
Actuating force100 N ± 5%
Fluid temperature0 to +100 °C 1)
Storage temperature-25 to +65°C
Ambient temperature0 to +60°C
Degree/class of protectionIP 54 / III
CE conformity according toEN 60730
Housing colourgrey
Weight100 g with a 1 m connecting cable
Connecting cable2 x 0.75 mm2 PVC, grey