The integrated access valve allows for convenient pressure monitoring and charging

If it stays open when cool

Common Questions Is the 393044 interchangeable with the 393044/U version

Broad Compatibility: Replaces obsolete Carrier

This 20 Amp SPST-NO relay features a versatile 24VAC/DC or 120VAC coil

Schneider Electric (Erie) AH13A02A Actuator Motor Els PW 17895 The integrated access valve allowsThe Schneider Electric (Erie) AH13A02A PopTop Actuator is a professional grade solution designed for high performance hydronic control in HVAC zone valve systems. Engineered for a 24Vac power supply, this two position motor features a reliable spring return mechanism that ensures a fail safe, normally closed position upon loss of power. As a high close off (HCO) actuator, it is purpose built to handle higher differential pressures across the valve