It is not recommended for ammonia (R717) or flammable refrigerants

Replacing with a genuine Daikin-McQuay OEM part ensures the component interacts correctly with the system's safety limits

Key Benefits: Stainless Steel Capacitive Design: Utilizes a dead-ended capacitive sensing element for minimal thermal shift and high overpressure capability

This LF288A backflow preventer features a lightweight disc assembly that effectively vents the assembly to atmosphere at zero or negative pressure

Designed with a 1/2 inch bore and a precision-cut 1/8" x 1/16" keyseat

Schneider Electric (Barber Colman) MA-419-500 Actuator R-410A It is not recommended forThe Schneider Electric Barber Colman MA 419 500 is an industrial grade, 240V two position actuator engineered for heavy duty damper and valve control. This spring return actuator provides 60 lb in of torque and is specifically designed to return equipment to its normal position immediately upon power interruption. As the direct replacement for the obsolete MA 419 191, this model now includes a weatherproof gasket as a standard feature, enhancing its