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EMERSON Low Voltage Thermostat: Heat and Cool, Manual - Analog Thermostats
EMERSONAnalog Thermostats

EMERSON Low Voltage Thermostat: Heat and Cool, Manual

The EMERSON Low Voltage Thermostat (SKU 2KFY2, MPN 1F56N-444) is an analog thermostat for Heat and Cool applications. It operates on 20 to 30V AC with a manual changeover and system settings of Cool-Heat-Off. Key…

SKU 3G-OTH-70919

Brand
EMERSON
Item
Low Voltage Thermostat: Heat and Cool, Manual
Category
Analog Thermostats
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Technical Specifications

EMERSON
Manufacturer Part Number
1F56N-444
Type
Manual, A/B/G/O/RC/RH/W/Terminal Designations
Shape
Rectangle
Voltage
20 to 30V AC
Digit Size
Standard
Application
Heat and Cool
Control Type
Slide Switch
Fan Settings
Auto-On
Key Features
Vibration Resistant
Changeover Type
Manual
System Settings
Cool-Heat-Off
Mounting Direction
Horizontal
Terminal Designations
Y
Temperature Differential
1°F Heating, 1.5°F Cooling
Temperature Control Range
50° to 90°F
View Full Spec Sheet

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EMERSON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EMERSON Low Voltage Thermostat (SKU 2KFY2, MPN 1F56N-444) is an analog thermostat for Heat and Cool applications. It operates on 20 to 30V AC with a manual changeover and system settings of Cool-Heat-Off. Key specs include a temperature control range of 50° to 90°F, a temperature differential of 1°F Heating and 1.5°F Cooling, and a vibration-resistant design. The thermostat features a slide switch control, Auto-On fan setting, and terminal designation Y.

Used in

Common applications for EMERSON
Commercial refrigeration — Emerson single-stage electronic control (SKU 44R204) for walk-in coolers and freezers
HVAC system retrofits — Emerson low-voltage digital thermostat (SKU 3MY10) for heat or cool control in office buildings
Industrial process temperature — Emerson line-voltage mechanical thermostat (SKU 2E399) for equipment heating in manufacturing
Residential heating — Emerson analog heat-only thermostat (SKU 3MU96) for baseboard or radiant systems
Heat pump installations — Emerson standard thermostat (SKU 42PD14) for 1H/1C heat pump systems in commercial spaces
Cooling-only applications — Emerson mechanical cool-only thermostat (SKU 3MU97) for server rooms or storage areas

EMERSON Products

3G Electric supplies EMERSON analog thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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EMERSON Line Volt Mechanical Tstat: Heat Only, On, 40° to 90°F, Concealed Dial, 120 to 240V AC, 1H (MPN 01 52 010S1). Key specifications — Application: Heat Only; Key Features: Dustproof Case; System Settings: On; Switch Type/Action: SPST, Open on Rise; Temperature Control Range: 40° to 90°F; Stages: 1H; Voltage: 120 to 240V AC; Brand: EMERSON.
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EMERSON Low Voltage Thermostat: Heat and Cool, Manual, A/B/G/O/RC/RH/W/Terminal Designations (MPN 1E56N-444). Key specifications — Application: Heat and Cool; Key Features: Vibration Resistant; Temperature Differential: 1°F Heating, 1.5°F Cooling; Voltage: 20 to 30V AC; Terminal Designations: Y; System Settings: Cool-Heat-Off; Temperature Control Range: 50° to 90°F; Changeover Type: Manual.
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EMERSON Mechanical Cool Only Thermostat: Cool Only, R/Terminal Designations, No Fan Setting, On (MPN 01C21 101S1). Key specifications — Application: Cool Only; Temperature Differential: 2°F Heating, 4°F Cooling; Voltage: 30V AC; Terminal Designations: Y; System Settings: On; Temperature Control Range: 50° to 90°F; Shape: Rectangle; Brand: EMERSON.
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EMERSON Line Volt Mechanical Tstat: Heat Only, On, 55° to 85°F, Exposed Dial, 120 to 240V AC, 1H (MPN 01 52 009S1). Key specifications — Application: Heat Only; Key Features: Dustproof Case; System Settings: On; Switch Type/Action: SPST, Open on Rise; Temperature Control Range: 55° to 85°F; Stages: 1H; Voltage: 120 to 240V AC; Brand: EMERSON.
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