Thetford Aria Deluxe Automatic Flush Controller - 28968

The Thetford Automatic Flush Controller are designed for Aria Deluxe I and II permanent RV toilets.

The Thetford Aria Deluxe Automatic Flush Controller (part #28968) is a genuine replacement component designed to restore proper flushing performance to your Thetford Aria Deluxe RV toilet. This electronic control module manages the automatic flush system, ensuring smooth, consistent water flow and reliable waste removal with every use.

If your Aria Deluxe toilet is experiencing weak, inconsistent, or non-functioning flushes, replacing the flush controller can resolve these issues and restore full functionality. Built to Thetford’s quality standards, this controller is durable, easy to install, and engineered for a perfect fit with compatible Aria Deluxe models.

Maintain your RV toilet’s convenience and performance by choosing the Thetford Aria Deluxe Automatic Flush Controller – the essential part for reliable, hands-free flushing.

Features & Benefits

Features

• OEM Thetford automatic flush controller module
• Electronic control for water flow, timing, and flush actuation
• Designed for Aria Deluxe I & II auto-flush toilets
• Plug-and-play wiring connections
• Durable circuitry engineered for mobile/RV use
• Compact module fits existing mounting location

Benefits

• Restores full automatic flushing functionality
• Eliminates erratic or incomplete flush cycles
• Improves water efficiency and performance
• Extends the lifespan of your toilet’s electronic system
• Ensures safe, reliable operation while on the road
• Easy upgrade or replacement for failed controllers

Fits These Models

• Thetford Aria Deluxe I (Automatic Flush models)
• Thetford Aria Deluxe II (Automatic Flush models)

If your toilet uses an electronic flush switch or automatic flush system, this is likely the correct controller.

Common Issues Solved

Replacing the 28968 controller can resolve:

• No flush when pressing the switch
• Partial or incomplete flushes
• Flush cycle stopping prematurely
• Water continuing to run after the flush
• Random or spontaneous flushing
• Clicking sounds from electronic components
• Total failure of the automatic flush system

Replaces / Also Known As

• Thetford 28968 Control Module
• Aria Deluxe Automatic Flush Controller
• Aria Deluxe Flush Circuit Board
• Thetford Auto-Flush Control Unit
• Aria Toilet Electronic Module

What’s Included

• 1 Automatic Flush Controller Module (OEM Thetford)
• Pre-installed wiring connectors

Installation

1. Turn off 12V power to the toilet.
2. Shut off the RV water supply.
3. Access the controller behind the toilet service panel.
4. Disconnect the old module from the wiring harness.
5. Mount the new 28968 controller in the same location.
6. Reconnect all wiring connectors.
7. Restore power and water.
8. Test the flush function to confirm proper operation.

Typical installation time: 10–20 minutes
Skill level: Moderate (basic electrical and RV maintenance knowledge)

Frequently Asked Questions

Q: Will this controller work on non-automatic Aria toilets?
No. This part is specifically for automatic flush Aria Deluxe I & II models.

Q: Do I need to replace the flush switch too?
Not usually—but if the flush switch is unresponsive, replacing both parts can ensure complete reliability.

Q: What causes these modules to fail?
Common causes include moisture exposure, age, corrosion, voltage spikes, or short circuits.

Q: Is this an OEM Thetford part?
Yes—this is a genuine Thetford factory replacement controller.

Q: Can I install it myself?
Yes. Most RV owners can install the controller with basic tools.