1F83-0471 Emerson™ Blue 4" Thermostat

• 4-Square Inch Blue Display
• Stages: Heat Pump, 3 Heat / 2 Cool; Multi-Stage 2 Heat / 2 Cool
• For 24 VAC or Millivolt Systems
• 3-Wire Zone Valve
• Dual Powered - Hardwired or Battery Powered

Installation and Operation Instructions (English/Spanish)
Specification Sheet
Catalog Page
Installation and Operation Instructions (French)
Instruction Sheet for Earlier Model

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1F83-0422 Emerson Blue 4" Thermostat

• 4-Square Inch Blue Display
• Stages: Heat Pump, 2 Heat / 2 Cool; Multi-Stage 2 Heat / 2 Cool
• For 24 VAC or Millivolt Systems
• 3-Wire Zone Valve
• Dual Powered - Hardwired or Battery Powered

Installation and Operation Instruction (English)
Specification Sheet
Wiring Diagram
Catalog Page
Installation and Operation Instruction (Spanish)
Instruction Sheet for Earlier Model

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1F89EZ-0251 Emerson Blue Heat Pump Thermostat

• Non-Programmable with 3 Temperature Presets: Home - Sleep - Away
• Dual Powered - Hardwired or Battery Powered
• Stages: Heat Pump, 2 Heat / 1 Cool
• For 24 VAC
• 2-Square Inch Blue Display

Installation and Operation Instructions (English)
Specification Sheet
Catalog Page
Installation and Operation Instructions (Spanish)
Installation and Operation Instructions (French)
Specification Sheet (French)

Single Stage Model Available

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1F89-0211 Emerson Blue 2" Heat Pump Thermostat

• 2-Square Inch Blue Display
• Stages: Heat Pump, 2 Heat / 1 Cool
• For 24 VAC or Millivolt Systems
• Dual Powered - Hardwired or Battery Powered

Installation and Operation Instructions
Specification Sheet
Catalog Page

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1F83-277 White-Rodgers 80 Series™ Thermostat

• Stages: Heat Pump, 3 Heat / 2 Cool
• For 24 VAC or Millivolt Systems; Multi-Stage 2 Heat / 2 Cool
• Dual Powered - Hardwired or Battery Powered

Installation and Operation Instructions
Specification Sheet
Wiring and Configuration
Installation and Operation Instructions (French)

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1F83-261 White-Rodgers 80 Series Multi-Stage Thermostat

• Stages: Multi-Stage 2 Heat / 2 Cool
• For 24 VAC Systems
• Dual Powered - Hardwired or Battery Powered

Installation and Operation Instructions
Specification Sheet
Wiring Diagram

1F89-211 White-Rodgers 80 Series Heat Pump Thermostat

• Stages: Heat Pump, 2 Heat /1 Cool
• For 24 VAC Systems
• Hardwired

Installation and Operation Instructions
Specification Sheet
Wiring and Configuration
Terminal Cross Reference

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1F79-111 White-Rodgers 70 Series™ Heat Pump Thermostat

• Stages: Heat Pump, 2 Heat / 1 Cool
• For 24 VAC Systems
• Hardwired

Installation and Operation Instructions
Specification Sheet
Wiring Diagram
Catalog Page
Installation and Operation Instruction (French)

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2B61-186 Outdoor Heat Pump Thermostat

• Provides Auxiliary Heater Lockout During Mild Weather
• Adjustable Range: 0 to 50° F
• Snap-Action Switch
• Open on Rise

Installation and Operation Instructions