Dometic SVC DC Wiring Harness - Furnace Service Part - Part# 31114

DometicSKU: 31114
Added to catalog: March 10, 2026
Last product update: June 6, 2026 at 7:56 AM
Last in stock: Apr 5, 2026

Sale price$37.99 Regular price$60.40
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In stock (46 units), ready to be shipped
FREE Delivery Estimate June 10 – June 13
1-Hour Cancellation Window

1-Hour Cancellation Window

You'll have 1 hour after placing your order to update your shipping address or cancel completely.

After that, we begin coordinating with our vendors to fulfill your order — at that point, cancellations and address changes usually aren't possible.

If you're unsure about anything, please reach out before ordering or cancel within the window.

The Dometic SVC DC Wiring Harness is a critical electrical component that connects your RV furnace control system to the main power distribution. This OEM replacement harness ensures reliable communication between your thermostat and furnace unit, restoring proper heating function when the original harness becomes damaged, corroded, or fails.

  • Direct OEM Dometic replacement for SVC furnace systems
  • Maintains secure electrical connections between thermostat and furnace
  • Prevents heating system failures and intermittent operation
  • Constructed with durable insulation rated for RV environments
  • Simple plug-and-play installation with no modifications required
  • Authentic part ensures warranty compliance and system reliability
Specification Details
Part Number 31114
Manufacturer Dometic
System Type SVC DC Furnace
Application RV Heating Systems
Connection Type Direct OEM Connector

Frequently Asked Questions

Q: How do I know if my wiring harness needs replacement?
A: Signs include furnace not responding to thermostat commands, intermittent heating, or complete furnace shutdown. Inspect the harness for visible damage, corrosion, or loose connections at both ends.

Q: Is this harness compatible with all Dometic furnaces?
A: This part is specifically designed for Dometic SVC DC furnace systems. Verify your furnace model matches the SVC designation before ordering.

Q: Can I install this myself?
A: Yes, this is a simple replacement requiring only disconnection of the old harness and connection of the new one. No special tools or RV technician experience needed.

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, and our expert support team is ready to 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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