Darlly 53001 Pool Filter Cartridge
Replaces Unicel C-5371 · Pleatco PPR75 · Filbur FC-2018
- Diameter × length
- 5-3/16" × 23-1/4"
- Filter area
- 75 sq ft
- End caps
- 1-5/8" Open / 1-5/8" Open
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 53001 is a 75 sq ft pool filter cartridge, 5-3/16" x 23-1/4". It replaces Unicel C-5371, Pleatco PPR75 and Filbur FC-2018.
Specifications
| Darlly part number | 53001 |
|---|---|
| Outside diameter | 5-3/16" |
| Length | 23-1/4" |
| Top end cap | 1-5/8" Open |
| Bottom end cap | 1-5/8" Open |
| Filter area | 75 sq ft |
| Type | Pool |
| Darlly description | Premier, Maxi-Sweep |
Cross-reference
| Brand | Part numbers Darlly 53001 replaces |
|---|---|
| Unicel | C-5371 |
| Pleatco | PPR75 |
| Filbur | FC-2018 |
Questions
- What is the Darlly replacement for Unicel C-5371?
- Darlly 53001 replaces Unicel C-5371. Both are 5-3/16" in diameter and about 23-1/4" long.
- What Darlly cartridge replaces Pleatco PPR75?
- Darlly 53001 replaces Pleatco PPR75.
- What size is Darlly 53001?
- Darlly 53001 is 5-3/16" in outside diameter and 23-1/4" long, with 75 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.