Siemens
Item ID: 188-0031
Unit-mounted, Pneumatic Thermostat.
It is direct acting and has a single setpoint, adjustable sensitivity, exposed adjustment knob with 60 to 85 degree Fahrenheit setpoint range, 3/8" x 3-3/4" bulb, 96" capillary, and 40 SCIM restrictor.
Includes Universal Mounting Bracket..