Emerson 1C20-102 Mechanical Heat Only Thermostat, White
Emerson 1C20-102 Mechanical Heat Only Thermostat, White
Hero image 0 of Emerson 1C20-102 Mechanical Heat Only Thermostat, White, 0 of 6
White-Rodgers

Emerson 1C20-102 Mechanical Heat Only Thermostat, White

4.6 stars out of 13 reviews
(4.6)|
13 ratings
Emerson 1C20-102 Mechanical Heat Only Thermostat, WhiteEmerson 1C20 102 Mechanical Heat Only Thermostat White
Actual Color:White

Key item features

  • System Compatibility: Designed for single-stage heat-only systems, ensuring focused temperature control.
  • Mechanical Operation: Features rugged snap-action contacts and a bimetal thermometer for reliable, mercury-free mechanical function.
  • Temperature Control: Offers a temperature range from 50 to 90 degrees Fahrenheit for user-defined heating.
  • Adjustable Anticipation: Includes an adjustable heat anticipator for precise temperature regulation.
  • Optional Accessory: A separate wall plate is available for purchase to conceal previous thermostat marks.
  • Power Requirement: Operates on a 24-volt power supply.
Generated by AI
Current price is $22.13
Price when purchased online
  • Free shipping
  • Free 30-day returns
Walmart Protection Plan by Allstate

(Only one option can be selected at a time)

How do you want your item?

How do you want your item?
Columbus, 43215
Arrives by Tue, Feb 17
|
Sold and shipped by Washer Specialties Co
4.75 stars out of 5, based on 80 seller reviews(4.8)
Report an issue with this seller
Free 30-day returns

More seller options (8)

Starting from $30.04

About this item

Product details

Specifications

Warranty

Customer ratings & reviews

4.6 out of 5 stars
stars13 ratings8 reviews
How item rating is calculated
  1. 5 stars85% (11)
  2. 4 stars8% (1)
  3. 3 stars0% (0)
  4. 2 stars0% (0)
  5. 1 star8% (1)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 8 reviews

Feb 6, 2026
Mark
Top Reviewer
Item details
Color: White
Sold and shipped byWasher Specialties Co
5 out of 5 stars review

Verified Purchase

thermometer. heat setting scale. screw on your wires. mount on wall. done. easy peasy. simple, basic, inexpensive. hint; to make your furnace cycle more quickly set the "delay" lower

Helpful?28V1X82Z660F42349804
Sep 29, 2025
Eddie
Item details
Color: White
Sold and shipped byWasher Specialties Co
5 out of 5 stars review

Verified Purchase

ease of installation and use on this product. it's two wire heat only which made it a snap to install

Incentivized Review
Helpful?28V1X82Z660F42349804
Nov 29, 2025
Mercedes
Item details
Color: White
Sold and shipped byWasher Specialties Co
5 out of 5 stars review

Verified Purchase

Simply Perfect

Exactly what I needed! 2 wire hookup, and precise temperature reading so it keeps the house warm! This is for heat only systems.

Incentivized Review
Helpful?28V1X82Z660F42349804