Dometic Replacement Coil Solenoid 12VDC - Part# 290336563

DometicSKU: 290336563
Added to catalog: March 10, 2026
Last product update: June 6, 2026 at 12:09 PM

Sale price$222.20 Regular price$353.30
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This 12VDC coil solenoid is a critical component in Dometic RV systems, controlling the flow of water, gas, or other fluids through your coach's plumbing and appliance lines. If your water pump won't activate, your refrigerator isn't cooling, or your heating system won't engage, a failed solenoid coil is often the culprit. This genuine OEM replacement restores full functionality to your RV's automated systems.

Key Features

  • 12VDC operating voltage compatible with standard RV electrical systems
  • Genuine OEM Dometic component ensures exact fit and performance
  • Controls fluid flow for water pumps, refrigerators, heaters, and waste systems
  • Direct replacement—no modifications required
  • Tested for reliability in demanding RV environments
  • Part of Dometic's comprehensive solenoid and valve lineup

Technical Specifications

Specification Details
Part Number 290336563
Voltage 12VDC
Manufacturer Dometic
Component Type Coil Solenoid
Application RV Water, Gas, and Appliance Systems

Frequently Asked Questions

How do I know if my solenoid coil has failed?
Common signs include water pump not priming, refrigerator not cooling, heating system not responding to thermostat, or waste tank valves not opening. If your RV's 12V system is functioning but these systems won't activate, the solenoid coil is likely the issue.
Is this a direct replacement for my Dometic system?
Yes. Part #290336563 is a genuine OEM Dometic coil solenoid designed as a direct replacement. Verify your system uses 12VDC before ordering. Installation typically requires no modifications to your existing setup.
Can I install this myself, or do I need professional service?
Many RV owners can replace a solenoid coil with basic tools, but the specific installation process depends on which system it controls (water, gas, or appliance). If you're unfamiliar with your RV's plumbing or electrical systems, we recommend consulting your Dometic manual or a qualified RV technician.

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 we sell is genuine OEM Dometic stock, backed by expert support to help you identify and install the exact component your coach 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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