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1F87U-42WF | White-Rodgers | Thermostats & Controllers





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Availability: Usually Ships in Less Than 13 Business Days
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product family specifications

Supply Voltage

20-30 VAC, 50/60 Hz

0.05-1.5 Amps (load per terminal)

1.5 Amps maximum load (all terminals combined)

Operates on 2 ″AA″ batteries

Setpoint Temperature Range

45° to 99℉ (7° to 37℃)

Rated Differential

Heat 0.6℉; Cool 1.2℉

Heat 1.2℉; Cool 1.2℉

Standard Systems

Single Stage gas, oil electric

Single Stage heat pump

Multi-Stage gas, oil, electric

Multi-Stage heat pump

Operating Humidity

90% RH non-condensing maximum


3.75″ H x 5.875″ W x 1.125″ D (9.53 x 14.923 x 2.858 cm)


0.75 lb (0.34 kg) approximate average


1 year

product family features

  • Universal application with 4 heat/2 cool
  • Battery powered or hardwired with battery backup
  • Multiple thermostats controlled from same app
  • Regional location temperature display
  • Automatic daylight savings time adjustment
  • Auto heat/cool changeover option

more information & related documents

Family Description

The White Rodgers 1F86U-42WF Series thermostat is a programmable thermostat with Wi-Fi capability. This versatile thermostat can be used for residential and light commercial applications with both programmable and no-programmable options. The downloadable apps for smartphones or computers make total control easy for the end-users. This thermostat can be used on single or multi-stage system for gas, oil, or electric systems and heat pump applications. Sign up at SensiRegistration.com to access enhanced features.

Kele Description




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