Dometic Plug-In Supply Hose Kit - Water Connection - Part# 385311018

DometicSKU: 385311018
Added to catalog: March 11, 2026
Last product update: June 5, 2026 at 6:22 PM
Last in stock: Apr 5, 2026

Sale price$70.99 Regular price$112.87
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In stock (49 units), ready to be shipped
FREE Delivery Estimate June 9 – June 12
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.

This Dometic plug-in supply hose kit provides a reliable water connection for your RV's fresh water system. Designed for easy setup and secure attachment, it's an essential component for RV owners who need a replacement hose or want a backup for camping trips and extended travel.

  • Plug-in connection design for quick and secure attachment
  • Durable construction built to withstand RV travel conditions
  • Compatible with standard Dometic fresh water systems
  • Easy to install without special tools
  • Weather-resistant materials for year-round use
  • Ideal for both seasonal and full-time RV owners
Specification Details
Part Number 385311018
Manufacturer Dometic
Type Plug-In Supply Hose Kit
Application Fresh Water Connection
Connection Style Plug-In

Frequently Asked Questions

Q: Will this hose kit fit my Dometic water system?
A: This part is designed for Dometic fresh water systems using plug-in connections. Check your RV's manual or contact our team to confirm compatibility with your specific model.

Q: How do I install the plug-in supply hose?
A: Simply align the plug-in connector with your water system's inlet port and push firmly until it seats completely. No tools are required for installation.

Q: Can I use this hose year-round?
A: Yes, this hose kit is constructed with weather-resistant materials suitable for year-round use. However, in freezing conditions, we recommend winterizing your system or storing the hose indoors.

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 equipment backed by expert customer support to help you get back on the road quickly.

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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