Darlly 91201 Pool Filter Cartridge
Replaces Unicel C-9499 · Pleatco ULTRA-B8 / PA125 · Filbur FC-1299
- Diameter × length
- 9-1/4" × 19-5/8"
- Filter area
- 120 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 91201 is a 120 sq ft pool filter cartridge, 9-1/4" x 19-5/8". It fits the Hayward ASL Full-Flo C1250 and the Hayward ASL Full-Flo C1500. It replaces Unicel C-9499, Pleatco ULTRA-B8 or PA125, Filbur FC-1299, Hayward CX1250RE and Hayward CX1500RE.
Specifications
| Darlly part number | 91201 |
|---|---|
| Outside diameter | 9-1/4" |
| Length | 19-5/8" |
| Top end cap | 3" Open w/ molded gasket |
| Bottom end cap | 3" Open w/ molded gasket |
| Filter area | 120 sq ft |
| Type | Pool |
| Darlly description | Hayward CX1250RE, Muskin FE129 P/N 58040 |
Cross-reference
| Brand | Part numbers Darlly 91201 replaces |
|---|---|
| Unicel | C-9499 |
| Pleatco | ULTRA-B8, PA125 |
| Filbur | FC-1299 |
| OEM and other numbers | Hayward CX1250RE, Hayward CX1500RE |
Filters it fits
| Filter | Cartridges per filter | OEM cartridge number |
|---|---|---|
| Hayward ASL Full-Flo C1250 (120 sq ft filter) | 1 | CX1250RE |
| Hayward ASL Full-Flo C1500 (150 sq ft filter) | 1 | CX1500RE |
Questions
- What is the Darlly replacement for Unicel C-9499?
- Darlly 91201 replaces Unicel C-9499. Both are 9-1/4" in diameter and about 19-5/8" long.
- What Darlly cartridge replaces Pleatco ULTRA-B8?
- Darlly 91201 replaces Pleatco ULTRA-B8.
- What size is Darlly 91201?
- Darlly 91201 is 9-1/4" in outside diameter and 19-5/8" long, with 120 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.