Darlly 71507 Pool Filter Cartridge
Replaces Unicel C-7454 (now C-7497, 100 sq ft)
- Diameter × length
- 7-1/4" × 29-1/2"
- Filter area
- 150 sq ft
- End caps
- 3-1/16" Open w/ step / 3-1/16" Open w/ step
- 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 71507 is a 150 sq ft pool filter cartridge, 7-1/4" x 29-1/2". It fits the Waterco Trimline CC-150. It replaces Unicel C-7454 (now C-7497, 100 sq ft) and Waterco 62150.
Specifications
| Darlly part number | 71507 |
|---|---|
| Outside diameter | 7-1/4" |
| Length | 29-1/2" |
| Top end cap | 3-1/16" Open w/ step |
| Bottom end cap | 3-1/16" Open w/ step |
| Filter area | 150 sq ft |
| Type | Pool |
| Darlly description | Waterco Trimline CC150 |
Cross-reference
| Brand | Part numbers Darlly 71507 replaces |
|---|---|
| Unicel | C-7454 (now C-7497, 100 sq ft) |
| OEM and other numbers | Waterco 62150 |
Filters it fits
| Filter | Cartridges per filter | OEM cartridge number |
|---|---|---|
| Waterco Trimline CC-150 (150 sq ft filter) | 1 | 62150 |
Unicel replaced C-7454 with C-7497, a 100 sq ft cartridge. Darlly's match for C-7497 is 71007, the same size and end caps as 71507.
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-7454?
- Darlly 71507 replaces Unicel C-7454, which Unicel replaced with C-7497, a 100 sq ft cartridge. Both are 7-1/4" in diameter and about 29-1/2" long.
- What size is Darlly 71507?
- Darlly 71507 is 7-1/4" in outside diameter and 29-1/2" 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.