The Omnipure Q5533 is a 10" x 2.5" GAC carbon filter designed for the Q-Series Twist Off system, featuring an in-head valve that automatically shuts off water flow when the cartridge is removed. This acid-washed granular activated carbon filter targets chlorine taste, odor, and particulates in drinking water, reverse osmosis systems, and beverage equipment.
SPECIFICATIONS
Omnipure Q5533 Technical Details
| Model Number | Q5533 |
| Dimensions | 10" L x 2.5" W |
| Filter Media | Acid Washed GAC (Granular Activated Carbon) |
| Flow Rate | 0.5 GPM |
| Service Life | 2000 gallons or 1 year |
| Temperature Range | Up to 100°F |
| Pressure Rating | 125 PSIG maximum |
| Reduces | Chlorine taste & odor, Class 1 particulates |
INSTALLATION & USE
Replacing Your Q5533 Filter Cartridge
- Twist the existing Q5533 filter body counterclockwise to disconnect it from the Q-Series head. The Twist Tap valve automatically shuts off water flow during removal.
- Remove the old cartridge and inspect the head o-ring for wear or damage. Replace if necessary to prevent leaks.
- Align the new Q5533 filter body with the Q-Series head and twist clockwise until hand-tight and fully seated.
- Turn on water supply slowly and check for leaks at the connection point. Flush the filter for 3-5 minutes to remove carbon fines before use.
COMPATIBILITY
Q-Series System Requirements
The Omnipure Q5533 is a replacement cartridge that requires an existing Q-Series Twist Off head to function. Q-Series heads are available with 1/4" quick-connect fittings, 1/4" NPT female threads, or 3/8" NPT female threads. This filter is compatible with under-sink systems, reverse osmosis setups, ice makers, refrigerators, beverage equipment, and drinking fountains. The proprietary Twist Off design is not compatible with standard 10" housings or other filter mounting systems.
🔧 Pro Tip: The Twist Tap valve makes filter changes mess-free, but always keep a towel handy for the first few swaps. A small amount of trapped water in the head cavity is normal and will drain when you remove the old cartridge.

