Darlly 70251 Pool Filter Cartridge
Replaces Unicel C-7626 · Pleatco PA25 (now ULTRA-A16) · Filbur FC-1230
- Diameter × length
- 7" × 9-13/16"
- Filter area
- 25 sq ft
- End caps
- 3" Open w/ molded gasket / 3" Open w/ molded gasket
- Per filter
- 1 cartridge
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 70251 is a 25 sq ft pool filter cartridge, 7" x 9-13/16". It fits the Hayward Star-Clear C250. It replaces Unicel C-7626, Pleatco PA25 (now ULTRA-A16), Filbur FC-1230 and Hayward CX250RE.
Specifications
| Darlly part number | 70251 |
|---|---|
| Outside diameter | 7" |
| Length | 9-13/16" |
| Top end cap | 3" Open w/ molded gasket |
| Bottom end cap | 3" Open w/ molded gasket |
| Filter area | 25 sq ft |
| Type | Pool |
| Darlly description | Hayward CX250RE |
Cross-reference
| Brand | Part numbers Darlly 70251 replaces |
|---|---|
| Unicel | C-7626 |
| Pleatco | PA25 (now ULTRA-A16), ULTRA-A16 |
| Filbur | FC-1230 |
| Hurricane (former brand) | HF7626-01 |
| OEM and other numbers | Hayward CX250RE |
Filters it fits
| Filter | Cartridges per filter | OEM cartridge number |
|---|---|---|
| Hayward Star-Clear C250 (25 sq ft filter) | 1 | CX250RE |
Other Darlly cartridges the same size
Same diameter and length. Check the end caps and area before swapping.
Questions
- What is the Darlly replacement for Unicel C-7626?
- Darlly 70251 replaces Unicel C-7626. Both are 7" in diameter and about 9-13/16" long.
- What Darlly cartridge replaces Pleatco PA25?
- Darlly 70251 replaces Pleatco PA25, which Pleatco now sells as ULTRA-A16.
- What size is Darlly 70251?
- Darlly 70251 is 7" in outside diameter and 9-13/16" long, with 25 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.