White-Rodgers 1F85U-42PR ThermostatWhite Rodgers 1F85U 42PR Thermostat is a universal programmable thermostat designed to optimize comfort and energy use across both conventional and heat pump systems. It offers 7 5+1+1 day programming for precise scheduling, supporting 2 Heat 2 Cool (Conventional) or 4 Heat 1 Cool (Heat Pump) configurations to match your setup. Power options include battery operation at 30 V AC and 24 V AC hardwire, giving flexible installation across different

Inlet filtered screen included

Operating on 24V AC with a 2A current rating

With a broad temperature range of -40 to 175°F and a pressure regulating setting of 3

Connection: Coaxial

Wide operating and setpoint ranges: 32–105°F ambient

it preserves the PCA3's response time and sensitivity

The Class 2 dry-contact input provides safe

dependable control for hydronic heating systems

with overall dimensions of 2-1/8" W x 1-7/8" D x 2-1/4" H and a 40 VA power rating

offering versatile performance across applications

6" and the included universal adapter

Furnace Thermal Limit Switch SWT01611 is a safety-critical component from Trane that protects your furnace by interrupting power when temperatures rise beyond safe limits