Robertshaw RS8210 Digital Non-Programmable Thermostat Multi-Stage - 2 H / 1 C

Robertshaw RS8210 - Non-Programmable Digital Thermostat Large terminal blocks for easy installation Universal subbase Quick access menu button Contractor/technician setup menu Large, easy-to-read 4.6-inch square blue backlit display Battery or 24V AC power operation (included) Easy-access front-loading battery compartment Adjustable temperature differential (swing) for energy optimization and maximum system life Adjustable room temperature calibration Adjustable setting limits Filter change reminder Selectable five-minute on/off compressor delay protection to prevent short cycling Separate O and B terminals Series application 2/1 multi-stage heating/non-programmable cooling Factory part number RS8210 Dimensions: 4.7 x 3.8 x 1 inch (4.709 x 3.843 x 1.024 in) Mounting Type: Wall or Junction Box Fuel Source: Gas, Electric, or Oil Heat Pump Compatibility: Auxiliary or Emergency Heat Application Compatibility: Millivolt Yes Temperature Range: 41°F to 95°F (41.0°F to 95.0°F) Control Temperature: 44°F to 90°F (44.6°F to 89.6°F) Display Accuracy: ±1°F (at 68°F) / ±33.8°F (at 68.0°F) Power Supply: 24V AC (18 to 30V AC), 50/60 Hz for common hardwire or 2 AAA 1.5V alkaline batteries (included) Terminals R, C, Y, W2, W/E, G, O, B