- -30 Degrees F To 90 Degrees F Range
- 3-1/2 Degree F To 40 Degree F Adjustable Differential
- 5' Capillary
- Close On Rise
- Hydraulic action element.
- Dust-proof steel case with top and bottom knockouts.
- Temperature dial graduated in Degrees F and Degrees C and can be adjusted through cover.
- High electrical ratings allow operation of most equipment without use of relays or motor starters.
- Type 1609-90 - For use in zoning systems where all thermostats control a common compressor and a separate solenoid refrigerant valve in each zone