Wet Dry Vacuum Filter 90398 9039800 AA – Washable Cartridge
Wet Dry Vacuum Filter 90398 9039800 AA – Washable Cartridge
Keep your wet/dry vacuum running at peak performance with this Cartridge Filter compatible with part numbers 90398, 9039800, and 903-98-00. Engineered to capture fine dust and debris, this washable and reusable filter is a smart, cost-effective replacement for Shop-Vac style units of 4 gallons and under.
Why You'll Love This Vacuum Filter
- Washable & Reusable: Simply rinse, dry, and reinstall — no need to constantly buy disposables.
- Fine Filtration: Air flow is guided through dense filter fibers that trap fine dust and particles, keeping your workspace cleaner.
- Broad Compatibility: Fits a wide range of wet/dry vacuum models (see full list below).
- Easy Replacement: Drops in right out of the box — no tools required.
- Recommended Replacement Interval: For best performance, replace every 2–3 months depending on usage.
- Color: White/Black
Compatible Vacuum Models
This filter is compatible with the following wet/dry vacuum models:
- H87S550A
- 587-24-62
- E87S450
- 587-04-00
- 286-00-10
- 962-15-00
- 394-20-00
- Wall-Mount 394-20-00
- SP650C / Back Pack SP650C
- Back Pack 286-00-10
- VN92550A
- Hardware Store Wet/Dry Vac VN92550A
- Hardware Store Wet/Dry Vac 962-15-00
- Hardware Store Wet/Dry Vac H87S550A
Part Numbers: 90398, 9039800, 903-98-00, 90399
Fits: Most Shop-Vac style units 4 gallons and under
What's Included
- 1x Washable Cartridge Filter
For guidance on safe vacuum use and indoor air quality, visit the EPA Indoor Air Quality Resource Center.
Frequently Asked Questions
Q: What part numbers does this wet/dry vacuum cartridge filter replace?
A: This cartridge filter is a direct replacement for part numbers 90398, 9039800, 903-98-00, and 90399. It is designed to fit most Shop-Vac style wet/dry vacuums with a capacity of 4 gallons or less, and is compatible with a wide range of named models including H87S550A, E87S450, VN92550A, SP650C, and more.
Q: Is this vacuum filter washable and reusable?
A: Yes! This cartridge filter is fully washable and reusable. Simply remove it from your vacuum, rinse it under clean water, allow it to dry completely before reinstalling, and it's ready to go again. For optimal filtration performance, it is recommended to replace the filter every 2–3 months depending on how frequently you use your vacuum.
Q: What does this filter capture?
A: The filter's dense fiber construction guides airflow efficiently while trapping fine dust, debris, and small particles. This helps maintain strong suction and keeps your workspace or home environment cleaner during both wet and dry vacuuming tasks.
Q: How do I install this cartridge filter in my wet/dry vacuum?
A: Installation is straightforward and requires no tools. Simply open your vacuum canister, remove the old filter, and drop the new cartridge filter into place. It is designed to fit snugly into compatible Shop-Vac style units of 4 gallons or less. Always ensure the filter is completely dry before use after washing.