you should specify the manual reset equivalent

copper or iron pipes

engineered to provide precise refrigerant metering across a wide range of operating conditions

Replacement is required when the pressure drop reaches 10 psi or annually to maintain system efficiency and protect downstream equipment

Schneider Electric (Barber Colman) MF41-6083 Actuator Freon you should specify the manualThe Schneider Electric MF41 6083 is a high torque floating control actuator designed for direct mount installation on dampers and valve assemblies. Operating on a 24V AC DC power supply, this non spring return actuator delivers 70 lb in (8 N m) of torque, providing reliable positioning for HVAC systems requiring precision three wire floating control. Built to handle rugged commercial environments, it features a manual override for field adjustments