Whirlpool Microwave Filter: A Comprehensive Guide for Lowe's Customers
If you're a proud owner of a Whirlpool microwave oven, you understand the importance of regular maintenance to keep it running smoothly. One crucial aspect of this maintenance is replacing the microwave filter. This guide will walk you through the process, ensuring you get the right filter for your Whirlpool microwave, available at Lowe's.
Why Replace Your Whirlpool Microwave Filter?
Over time, the filter in your Whirlpool microwave captures grease, smoke, and other particles to prevent them from building up inside the oven. However, these filters can become clogged, reducing their effectiveness and potentially leading to fire hazards. Regular replacement ensures optimal performance and safety.
Which Whirlpool Microwave Filter Do You Need?
Before you head to Lowe's, you need to identify the correct filter for your Whirlpool microwave. Here's how:

- Check your microwave's model number, usually located on the inside of the oven door or on the bottom of the unit.
- Visit the Whirlpool website and use their filter finder tool, entering your model number to find the compatible filter.
How to Replace Your Whirlpool Microwave Filter
Step-by-Step Guide
Once you've purchased the correct filter from Lowe's, follow these steps to replace it:
- Unplug your microwave from the power source.
- Remove the filter cover, usually located at the bottom of the microwave. The cover may snap off or unscrew, depending on your model.
- Slide out the old filter. It may be greasy, so use caution and consider wearing gloves.
- Wipe the filter area clean using a damp cloth and mild detergent.
- Slide the new filter into place, ensuring it's fully seated.
- Replace the filter cover.
- Plug your microwave back in and test it.
Whirlpool Microwave Filters Available at Lowe's
Lowe's offers a variety of Whirlpool microwave filters to suit different models. Here's a table to help you find the right one:
| Model Number | Filter Part Number |
|---|---|
| WMH70019FM | 4396803 |
| WMH70019FM | 4396803 |
| WMH70019FM | 4396803 |
Always double-check the part number to ensure you're getting the correct filter for your Whirlpool microwave.

Tips for Maintaining Your Whirlpool Microwave
Regular filter replacement is just one part of maintaining your Whirlpool microwave. Here are some additional tips:
- Clean the interior of your microwave regularly to prevent food buildup.
- Wipe up spills promptly to prevent odors and stains.
- Inspect the door seal and gasket periodically for signs of wear or damage.
- Keep the exterior clean and free of grease and grime.
By following these guidelines, you can ensure your Whirlpool microwave continues to perform efficiently and safely for years to come.