Dometic CFX375 Lid Assembly - Black - Part# 4450021520

DometicSKU: 4450021520
Added to catalog: March 11, 2026
Last product update: June 4, 2026 at 6:19 PM

Sale price$47.99 Regular price$76.30
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In stock (54 units), ready to be shipped
FREE Delivery Estimate June 8 – June 11
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.

The Dometic CFX375 lid assembly is the top cover component for your portable compressor cooler, providing an insulated seal that maintains internal temperature and protects contents from external elements. This genuine OEM replacement is essential if your lid is cracked, warped, damaged, or no longer seals properly. RV owners who rely on their CFX375 for food and beverage storage during camping trips need a functioning lid to keep their cooler operational.

Key Features

  • Genuine OEM Dometic replacement part for CFX375 coolers
  • Black color matches original factory finish
  • Insulated construction maintains temperature retention
  • Secure latching mechanism for reliable seal
  • Direct fit — no modifications required
  • Durable plastic construction built for RV travel

Technical Specifications

Specification Details
Part Number 4450021520
Cooler Model Dometic CFX375
Color Black
Type Lid Assembly with Insulation

Frequently Asked Questions

Will this lid fit my CFX375 cooler?
Yes, this is the genuine OEM lid assembly designed specifically for Dometic CFX375 portable compressor coolers. It is a direct replacement with no modifications needed.

What should I do if my current lid won't seal properly?
If your existing lid is warped, cracked, or the latches are broken, this replacement assembly will restore a proper seal and maintain your cooler's cooling efficiency. Check that the cooler body itself is not damaged before installing the new lid.

Is this a genuine Dometic part?
Yes, this is an authentic OEM Dometic replacement part, not an aftermarket alternative. Genuine parts ensure proper fit, durability, and warranty coverage.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic RV replacement parts and ship directly from Elkhart, Indiana — the RV capital of the world. Every part we sell is genuine OEM equipment backed by expert customer support to help you identify and install the exact component your RV needs.

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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