Darlly 81502 Pool Filter Cartridge
Replaces Unicel C-8414 · Pleatco PWWCT150 (now ULTRA-B3) · Filbur FC-1287
- Diameter × length
- 8-15/16" × 23-5/16"
- Filter area
- 150 sq ft
- End caps
- 4" Open w/ molded gasket / 4" 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 81502 is a 150 sq ft pool filter cartridge, 8-15/16" x 23-5/16". It fits the Jandy CS150 and the Waterway Clearwater II 150 and Pro-Clean 150 with the 23-5/16" cartridge (817-0150N). It replaces Unicel C-8414, Pleatco PWWCT150 (now ULTRA-B3), Filbur FC-1287, Jandy R0462300 and Waterway 817-0150N.
Specifications
| Darlly part number | 81502 |
|---|---|
| Outside diameter | 8-15/16" |
| Length | 23-5/16" |
| Top end cap | 4" Open w/ molded gasket |
| Bottom end cap | 4" Open w/ molded gasket |
| Filter area | 150 sq ft |
| Type | Pool |
| Darlly description | Waterway Clearwater II 150, Waterway Pro Clean 150, Jandy CS 150 |
Cross-reference
| Brand | Part numbers Darlly 81502 replaces |
|---|---|
| Unicel | C-8414 |
| Pleatco | PWWCT150 (now ULTRA-B3), ULTRA-B3 |
| Filbur | FC-1287 |
| Hurricane (former brand) | HF8414-01 |
| OEM and other numbers | Jandy R0462300, Waterway 817-0150N |
Filters it fits
| Filter | Cartridges per filter | OEM cartridge number |
|---|---|---|
| Jandy CS150 (150 sq ft filter) | 1 | R0462300 |
| Waterway Clearwater II 150; Pro-Clean 150 with the 23-5/16" cartridge (817-0150N) (150 sq ft filter) | 1 | 817-0150N |
Pro-Clean 150 shipped with two cartridge lengths. Measure yours: 23-5/16" takes 81502, 28-3/16" takes 81504.
Also made as PP81502, the same size.
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-8414?
- Darlly 81502 replaces Unicel C-8414. Both are 8-15/16" in diameter and about 23-5/16" long.
- What Darlly cartridge replaces Pleatco PWWCT150?
- Darlly 81502 replaces Pleatco PWWCT150, which Pleatco now sells as ULTRA-B3.
- What size is Darlly 81502?
- Darlly 81502 is 8-15/16" in outside diameter and 23-5/16" long, with 150 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.