✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Dorm Essential R100503-08 Af Defrost Stat For Kids [DZ5IYzmq]

$27.99 $89.99 -69%

The Armstrong Furnace R100503-08 Defrost Thermostat is an essential part of HVAC systems, particularly those that incorporate heat pumps. It operates by sensing the temperature of the outdoor coil air and activates the defrost cycle when frost is det

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Dorm Essential R100503-08 Af Defrost Stat For Kids [DZ5IYzmq]

The Armstrong Furnace R100503-08 Defrost Thermostat is an essential part of HVAC systems, particularly those that incorporate heat pumps. It operates by sensing the temperature of the outdoor coil air and activates the defrost cycle when frost is detected, ensuring optimal heat transfer while preventing excessive strain or potential damage to the coil. This thermostat plays a crucial role in boosting the efficiency of a heat pump during colder conditions, which is vital for its performance. Key benefits include enhanced heating efficiency, lower energy usage, and an extended lifespan for the equipment.

The Armstrong Furnace Defrost Stat R100503-08 is a crucial element for the upkeep of your furnace system. This component guarantees effective defrost cycles, averting ice accumulation and enhancing overall performance.

This defrost thermostat employs advanced sensing technology to track frost buildup on the evaporator coil. It activates the defrost cycle as necessary, reversing the flow of refrigerant to eliminate any ice formation. Crafted from premium materials, it ensures long-lasting performance even in challenging environments.

Specifications:

Brand Armstrong Furnace
Manufacture Armstrong Furnace
Unit of Measurement EA (Each)
TYPE Thermostats
Condition New
Weight 0.43 lbs.
Depth 5 inches
Width 5 inches
Height 2 inches

Features:

  • Accurate frost detection
  • Automatic defrost initiation
  • Durable and long-lasting

This Product is Non-Cancellable and Non-Returnable

What Our Customers Say

January 22, 2026

Absolutely no complaints!

A wonderful product with truly great utility.

- Fiona E..

January 22, 2026

Absolutely no complaints!

So very, very, very happy with my purchase.

- Monica B..

January 22, 2026

Absolutely no complaints!

A very good product, I have to say indeed.

- Anne H..

Write a Review

You Might Also Like

Discover more great products from our collection.

EBC S9 Brake Pad and Rotor Kit

EBC S9 Brake Pad and Rotor Kit

(949)
$77.99 $249.99 -69%
ALFOMBRA DE AREA

ALFOMBRA DE AREA

(400)
$57.99 $185.99 -69%
3RB21634MC2 | SIEMENS

3RB21634MC2 | SIEMENS

(206)
$52.99 $169.99 -69%
South Downs

South Downs

(904)
$100.99 $323.99 -69%
AW526

AW526

(247)
$54.99 $175.99 -69%

Copyright 2026 © technovaprecision.com

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY