YEHERIT RV Water Heater Ignition Control Board 12V — Direct-Fit Replacement for Atwood/Dometic Models (91365/91346)

YEHERIT's 2026 upgraded 91365 ignition control circuit board is a direct-fit 12V replacement for Atwood and Dometic gas-electric RV water heaters, restoring reliable spark ignition and electronic control.

If your RV water heater has stopped igniting, is failing to maintain pilot light control, or shows electronic faults, the YEHERIT 91365 replacement circuit board is engineered to match OEM specifications and bring your unit back to operation quickly. This upgraded board is compatible with a wide range of Atwood and Dometic models and replaces several legacy part numbers, offering a rugged, travel-ready option for owners who prefer to repair rather than replace their whole heater.

Which water heater models will this control board work with?

The YEHERIT board supports many Atwood and Dometic gas-electric series commonly found in RVs and motorhomes. Confirm your model number against the compatibility list before ordering to ensure a correct fit.

• Fits G6A, GC6AA, GC10, GCH6A, GCH10A and related series
• Covers extended and GE/GEH series such as G9-EXT, GE16-EXT
• Replaces part numbers 91365, 91346, 91226, 93305, 93851

How does this replacement board improve heater reliability on the road?

The component is built to meet or exceed OEM performance so it tolerates vibration, temperature swings, and intermittent power common in mobile use. Upgraded components and quality control reduce the likelihood of repeat electronic failures that leave you without hot water.

• Manufactured to OEM-equivalent standards for consistent ignition timing
• Durable construction resists road vibration and temperature changes
• 12V design matches standard RV electrical systems for stable operation

Is installation difficult and what do I need to replace the board?

YEHERIT designed the board as a direct replacement so the swap is straightforward for anyone comfortable with basic RV appliance work. You can mount and reconnect the board using the existing hardware and wiring; no additional tools or adapters are typically required.

• Direct-fit layout aligns with original mounting points and connectors
• Simple plug-and-play wiring reuses factory harnesses
• Basic safety steps: power off 12V supply and gas before starting

What should I check before buying to ensure compatibility?

Double-check the model and series printed on your water heater label and compare it with the compatibility list. Verify the existing board's part number when possible, and confirm your RV uses a 12V ignition control system.

• Locate model tags on the heater housing (GCH/GH/GC/G series identifiers)
• Compare the old circuit board part number with listed replacements
• Ensure your appliance runs on 12V DC control signals

Who this part is for: This YEHERIT 91365 ignition control board is ideal for RV owners, DIY technicians, and small service shops who need a reliable, cost-effective replacement to restore gas-electric water heater ignition. It suits travelers who prefer repairing original appliances, fleet managers seeking dependable spare parts, and anyone with compatible Atwood or Dometic models wanting an OEM-standard substitute without replacing the entire heater assembly.