Description
Fits MasterFlush 8100, 8600 & 8900 Series Toilets
⚠️ Special Order Item – Estimated 7–14 Day Lead Time
Please note: This item is a special-order part and is not typically stocked for immediate shipment.
- Estimated lead time: 7–14 business days
- Lead times may vary based on manufacturer availability
- Special-order items are non-cancelable and non-returnable once ordered
- Tracking information will be provided as soon as your order ships
Restore proper flushing and bowl refill performance with the genuine Dometic 385880074 Water Valve Module. This OEM replacement water valve is designed specifically for 12 Volt DC Dometic MasterFlush toilet systems, including the MasterFlush 8100, 8600, and 8900 Series. The water valve module controls the flow of fresh water into the toilet during the flush cycle and is a critical component for dependable operation.
If your MasterFlush toilet is leaking, failing to refill the bowl properly, or experiencing inconsistent flush performance, a faulty water valve module may be the cause.
Features & Benefits
- Genuine Dometic OEM replacement part
- Designed specifically for 12 Volt DC systems
- Controls fresh water flow during flush and refill cycles
- Helps restore proper toilet operation
- Direct replacement for worn or malfunctioning water valves
- Supports reliable flushing performance
- Manufactured to Dometic factory specifications
Compatible Models
Compatible with select 12 Volt DC Dometic MasterFlush toilets, including:
MasterFlush 8100 Series
- MasterFlush 8120
- MasterFlush 8140
- MasterFlush 8165
MasterFlush 8600 Series
MasterFlush 8900 Series
Specifications
- Manufacturer: Dometic
- Part Number: 385880074
- Product Type: Water Valve Module
- Voltage: 12 Volt DC
- Application: MasterFlush Toilet Water Control
- Quantity: 1
Common Problems Solved
- Toilet not filling with water
- Weak bowl refill after flushing
- Water valve leaking
- Continuous water flow into the bowl
- Inconsistent flushing performance
- Faulty water delivery during flush cycles
What's Included
- (1) Dometic 385880074 Water Valve Module
FAQ
Will this fit my MasterFlush 8120 toilet?
Yes. This valve is compatible with MasterFlush 8100 Series toilets operating on 12 Volt DC systems.
Will this fit a 24V MasterFlush toilet?
No. The Dometic 385880074 is designed specifically for 12 Volt DC systems. For 24 Volt DC systems, use Dometic part number 385880075.
What does the water valve module do?
The water valve controls fresh water flow into the toilet during flushing and bowl refill operations.
What are the signs of a bad water valve?
Common symptoms include water leaks, failure to refill the bowl, weak water flow, continuous water flow, or incomplete flush cycles.
Warranty Information
