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Square blue thermostat on white wall, push buttons below display

Emerson 1F86-0244 Non-Programmable HVAC Control 1H/1C Blue

SKU CH-0XNT-87M2V MPN 1F86-0244

Non-programmable thermostat with a 2-inch blue display for single-stage heating and cooling systems

  • TypeManual, Push Button
  • Size/Dimensions6 in x 6 in x 2 in
  • ColorBlue
  • Voltage12
  • Mount TypeWall Mount
  • Relay ContactClassic, 120 volts
  • Easy-to-read 2" Blue display for clear temperature viewing
  • Non-programmable manual operation with simple push-button controls
  • Compatible with single-stage heating and cooling systems
  • 120-volt relay contact supports standard HVAC wiring
  • Adjustable temperature display allows customised readout preferences

Manual single-stage thermostat

The Emerson 1F86-0244 is a non-programmable wall-mounted control for single-stage heating and cooling systems. It operates on 12 V or 24 V and millivolt circuits and uses a classic 120 V relay contact. A blue 2-inch push-button display provides manual temperature adjustment.

Installers and owners of basic HVAC systems

This thermostat suits technicians fitting single-stage equipment and homeowners who want simple manual control without scheduling. It is not for buyers who need daily or weekly programming, multi-stage system compatibility, or wireless connectivity.

12-pack selling unit

The product is supplied as a 12-pack with a selling unit of one, so each order delivers a single thermostat while the box contains twelve. Verify the required quantity before purchase.

Highlights

  • Easy-to-read 2" Blue display for clear temperature viewing
  • Non-programmable manual operation with simple push-button controls
  • Compatible with single-stage heating and cooling systems
  • 120-volt relay contact supports standard HVAC wiring
  • Adjustable temperature display allows customised readout preferences

Specifications

TypeManual, Push Button
BrandWhite-Rodgers, Copeland
Model1F86-0244
Size/Dimensions6 in x 6 in x 2 in
ColorBlue
Voltage12
Mount TypeWall Mount
Relay ContactClassic, 120 volts
Standards/Certificationsnot_capable_emitting_rf_energy
Item Count12 pack
Selling Unit1
FeaturesWhite-Rodgers
Part Number1F86-0244

Questions about this item

How is the thermostat wired to a 24 volt system, and which terminal do installers often miss?

Connect the 24 volt transformer wires to the R and C terminals; the C terminal is frequently overlooked but powers the blue display.

What part will need replacement first on the 1F86-0244?

The internal relay contacts are rated for 120 volts and will wear out after repeated switching cycles, requiring thermostat replacement.

What limit appears first during a long heating call?

The thermostat maintains 1 degree accuracy, so the control algorithm hits its differential limit before the display or relay overheats.

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