including adjustable temperature differential (swing) settings and setpoint limits to prevent system short-cycling

You can set the device for single-speed

What causes a collector box to fail

Protects compressor internals by preventing refrigerant migration into the oil

This Permanent Split Capacitor motor typically requires a 5 MFD / 370V run capacitor (sold separately) for proper torque and amperage draw

Siemens Building Technology 192-201 Stat 318172-701 including adjustable temperature differential (swing)The Siemens 192 201 Powerstar single setpoint pneumatic room thermostat is a specialized 1 pipe, low air capacity controller engineered for high precision environmental regulation in commercial HVAC systems. Operating on an 18 to 25 psi main air supply, this reverse acting (RA) thermostat utilizes a sensitive bimetal element and a proportional flapper nozzle to provide reliable modulating control. The unit supports a standard Fahrenheit scale ranging