For veteran HVACR technicians

The Emerson Alco 047753 (Model AFA 1/4 FC 1/4 X 3/8-1/2 SAE ANG) is a purpose-built thermostatic expansion valve engineered for precision refrigerant metering in small-capacity refrigeration systems

What is the direction of rotation for this motor

What is the difference between the MA51-7100 and MA51-7100-000

Warrick 26MB1A0A Control 30067439-890 For veteran HVACR techniciansThe Warrick 26MB1A0A is a heavy duty, solid state liquid level control designed specifically for boiler low water cutoff protection. Engineered with a 10,000 ohm sensitivity, this direct acting module ensures high reliability switching in conductive liquid systems, meeting strict CSD1 requirements for industrial boiler safety. This 120Vac unit utilizes an 11 pin octal socket design for seamless plug in module replacement and field installation,