The Dometic water heater thermostat (Part# 4450019969) is a customer-replaceable component that controls the temperature settings on your RV's hot water system. If your water heater isn't maintaining temperature or the thermostat dial is unresponsive, this OEM replacement part restores reliable operation without requiring professional service.
Key Features
- Customer-replaceable design—no special tools or technician required
- OEM Dometic part ensures exact compatibility with your water heater
- Precise temperature control for consistent hot water delivery
- Durable construction rated for RV water heater cycling
- Direct replacement—no modifications needed
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | 4450019969 |
| Manufacturer | Dometic USA |
| Type | Water Heater Thermostat |
| Installation | Customer Replaceable |
| Application | Dometic RV Water Heaters |
Frequently Asked Questions
- How do I know if my thermostat needs replacement?
- Signs include water that won't heat, water that's constantly too hot, an unresponsive temperature dial, or a thermostat that won't click when adjusted. If your heater runs but temperature control is erratic, the thermostat is likely the culprit.
- Can I replace this myself?
- Yes. Dometic designed this part for customer replacement. You'll typically need to access the water heater control panel and disconnect the old thermostat before installing the new one. Your heater's manual provides step-by-step instructions.
- Will this fit my specific Dometic water heater model?
- This thermostat is designed for Dometic water heaters that use customer-replaceable thermostats. If you're unsure whether it fits your model, contact our expert support team with your heater's model number, and we'll confirm compatibility before you purchase.
Why Choose 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, and our expert support team is ready to help you identify the exact component your RV needs.
| Brand | Dometic USA |
|---|---|
| Product type | Water Heater Thermostat |
| Part number | 4450019969 |
| Installation type | Customer-Replaceable |
| Compatible models | Dometic AquaHot 200 SeriesDometic AquaHot 300 SeriesDometic Atwood Water Heaters |
| Oem | true |
| Category | Service Parts |
| Installation difficulty | DIY |
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.