Darlly 80501 Spa Filter Cartridge
Replaces Unicel C-8450 · Pleatco PCS50N · Filbur FC-3310
- Diameter × length
- 8" × 9"
- Filter area
- 50 sq ft
- End caps
- 2-1/16" Open / 2" male slip fitting
Pool and spa businesses in Florida, Georgia, South Carolina, Alabama, Mississippi, Louisiana and Texas order through their Grit Game rep. Everywhere else, contact Darlly Filtration directly.
Darlly 80501 is a 50 sq ft spa filter cartridge, 8" x 9". It replaces Unicel C-8450, Pleatco PCS50N and Filbur FC-3310.
Specifications
| Darlly part number | 80501 |
|---|---|
| Outside diameter | 8" |
| Length | 9" |
| Top end cap | 2-1/16" Open |
| Bottom end cap | 2" male slip fitting |
| Filter area | 50 sq ft |
| Type | Spa |
| Darlly description | Coleman Spas |
Cross-reference
| Brand | Part numbers Darlly 80501 replaces |
|---|---|
| Unicel | C-8450 |
| Pleatco | PCS50N |
| Filbur | FC-3310 |
| Hurricane (former brand) | HF8450-01 |
Questions
- What is the Darlly replacement for Unicel C-8450?
- Darlly 80501 replaces Unicel C-8450. Both are 8" in diameter and about 9" long.
- What Darlly cartridge replaces Pleatco PCS50N?
- Darlly 80501 replaces Pleatco PCS50N.
- What size is Darlly 80501?
- Darlly 80501 is 8" in outside diameter and 9" long, with 50 sq ft of filter area.
Cross-reference checked October 21, 2026 against Unicel's 2026 Replacement Guide, Pleatco's catalog (updated September 2025), filbur.com and darllyfilter.com. A competitor number is listed only when that brand's own data pairs it with the same cartridge size. Always compare the size and end caps of your old cartridge before ordering.
Brand names and part numbers are trademarks of their respective owners and are shown only to identify compatible replacements. Darlly Filtration is not affiliated with or endorsed by them. Cross-reference by The Grit Game, Darlly's sales agency.