Frigidaire 5304509435 Microwave Waveguide Cover

Product Description

The FRIGIDAIRE 5304509435 is a genuine OEM microwave waveguide cover designed to protect the waveguide opening inside the cooking cavity. It allows microwave energy to pass through while blocking grease, food particles, and moisture from reaching the waveguide channel. Without a properly seated cover, contaminants can cause arcing, sparking, and damage to internal magnetron components. Weighing 0.2 pounds and measuring approximately 10.91 x 9.88 x 0.31 inches, this flat panel mounts to the interior side wall of the cavity and is retained by a small tab or screw. Appliance technicians and experienced DIY repair persons handle this replacement as part of routine cavity maintenance or post-arcing restoration.

This waveguide cover is used in countertop and over-the-range microwave ovens where the original cover has been burned, warped, cracked, or contaminated beyond cleaning. It installs on the inner wall of the microwave cavity at the waveguide port location. The cover provides dielectric separation between the cavity interior and the waveguide assembly, maintaining safe and stable energy transmission during cooking cycles. It is suited for residential microwave service across multiple brands that share this OEM part.

Key Features

• Genuine OEM part - direct factory replacement, no modification required
• Allows microwave energy transmission while blocking food grease and moisture
• Prevents arcing and sparking caused by waveguide contamination
• Flat panel profile fits flush against the cavity interior wall
• Tab or screw retention secures the cover without additional hardware in most models
• Replaces superseded part number 5304464061

Compatibility

Compatible with microwave ovens manufactured under the following brands: Frigidaire, Electrolux, Crosley, Universal, and Ikea. This part replaces superseded OEM part number 5304464061.

Installation Notes

Disconnect the microwave from its power source before opening the appliance or accessing the cooking cavity. The waveguide cover mounts on the interior cavity wall and typically seats into a slot or is secured by a single tab or screw - no specialized tools are required for most installations. Inspect the cavity wall surface for carbon scoring or grease buildup and clean thoroughly before seating the new cover to ensure proper contact and retention. This replacement is within the scope of appliance technicians and competent DIY repair persons familiar with microwave interior components.