Thetford Toilet Waterfill Funnel Replacement for Cassette® C402C (With Cap) - 3231506

Thetford Toilet Waterfill Funnel – Replacement for Cassette® C402C Permanent Toilets (With Cap)

The Thetford Toilet Waterfill Funnel is an OEM-correct replacement designed specifically for Thetford Cassette® C402C permanent toilets. This funnel guides fresh water cleanly into the cassette tank and includes a secure cap to prevent spills, contamination, and odors.

Ideal for replacing a missing, cracked, or damaged funnel, this part restores proper water filling and helps keep cassette toilet maintenance clean and hassle-free.

Key Features & Benefits

• OEM-Correct Replacement – Built to Thetford specifications for proper fit
• Clean, Controlled Filling – Guides water directly into the cassette tank
• Includes Secure Cap – Helps prevent spills, leaks, and odors
• Durable Construction – Designed for frequent use and sanitation chemicals
• Direct-Fit Design – Installs easily with existing components
• Cost-Effective Repair – Avoids replacing the entire cassette tank

Fits / Compatible With

• Thetford Cassette® C402C Permanent Toilet

Not compatible with C402X, C403L, C200, C400, Porta Potti®, Aqua-Magic®, or Tecma models.

What’s Included

• (1) Thetford Toilet Waterfill Funnel
• Integrated Waterfill Cap

Specifications

• Application: Cassette toilet freshwater filling
• Closure: Cap included
• Toilet Series: Cassette® C402C
• Brand: Thetford

Common Issues This Part Solves

• Missing or broken waterfill funnel
• Spills when adding fresh water to the cassette
• Contamination around the fill opening
• Loose or leaking waterfill cap
• Difficulty filling cassette tank properly

Installation Overview

1. Remove the cassette tank from the toilet
2. Remove the damaged or missing funnel
3. Install the replacement funnel securely
4. Attach the included cap
5. Test by adding water to confirm proper seal

No tools required.

Frequently Asked Questions (FAQ)

Is this an OEM Thetford replacement part?

Yes. This waterfill funnel is manufactured to Thetford OEM specifications for correct fit and performance.

Which toilets does this funnel fit?

It fits Thetford Cassette® C402C permanent toilets only.

What does the waterfill funnel do?

The funnel directs fresh water cleanly into the cassette tank and helps prevent spills during filling.

Does it include a cap?

Yes. A matching waterfill cap is included for secure closure.

Can I install this myself?

Yes. This part installs easily by hand in just minutes.