Dometic KSD301 Thermostat - RV Refrigerator - Part# 4450001848

DometicSKU: 4450001848
Added to catalog: March 11, 2026
Last product update: June 5, 2026 at 4:03 PM

Sale price$26.00 Regular price$41.34
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In stock (62 units), ready to be shipped
FREE Delivery Estimate June 9 – June 12
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The Dometic KSD301 is a direct-replacement thermostat for Dometic RV refrigerators that controls cooling cycles to maintain proper food storage temperatures. If your fridge isn't cooling, runs constantly, or cycles erratically, a faulty thermostat is often the culprit. This OEM part restores reliable temperature management to keep your food fresh while traveling.

  • Direct OEM replacement for Dometic absorption refrigerators
  • Maintains consistent cooling cycles and temperature regulation
  • Easy bolt-on installation—no special tools required
  • Genuine Dometic part ensures compatibility and performance
  • Commonly needed when fridge fails to cool or cycles improperly
Specification Detail
Part Number 4450001848
Manufacturer Dometic
Component Type Thermostat Control
Application Dometic Absorption RV Refrigerators
Installation Bolt-on replacement

Frequently Asked Questions

How do I know if my thermostat is failing?
Common signs include the refrigerator not cooling at all, running constantly without cycling off, or failing to reach the set temperature even after several hours. If other components test normal, the thermostat is usually the issue.
Will this work with my specific Dometic fridge model?
This part fits most Dometic absorption refrigerators. Verify your model number matches Dometic's compatibility list, or contact our support team with your RV year and fridge specifications for confirmation.
Is this an OEM or aftermarket part?
This is a genuine OEM Dometic part, ensuring exact fit and performance specifications. Aftermarket alternatives may not provide the same reliability in RV applications.

Why Elkhart RV Parts

We specialize in hard-to-find Dometic replacement parts and ship directly from Elkhart, Indiana—the RV capital of the world. Every part is genuine OEM stock, and our expert support team can help you identify the exact component your RV needs.

100% Authentic OEM Parts

Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

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