Resideo T3019DAW0NA Thermostatic Head 320720-756 these are simply variations of

these are simply variations of the same Sensus part number used in different inventory systems

This unit functions as the capacity control valve body

making it a staple for Spence Type E and Type D pressure regulators

Utilizing a 10K Ohm thermistor

Resideo T3019DAW0NA Thermostatic Head 320720-756 these are simply variations ofThe Resideo T3019DAW0NA Thermostatic Head is a compact, self actuating controller designed specifically for Danfoss RA radiator valves. This Thera 6 series operator utilizes a liquid filled German sensor to provide high setting force and minimal hysteresis, ensuring stable hydronic temperature control across a range of 34F to 82F (1C to 28C). Constructed from non yellowing ASA thermoplastic, the T3019DAW0NA features a high strength internal structural