Opens an Amazon search for this part number, not one listing we pre-checked.
FC-3310 spa filter equivalents
Part number FC-3310 appears in 2 cross-reference rows below. Each row lists the OEM, Unicel and Pleatco numbers that the source documents treat as interchangeable, plus the cartridge size so you can confirm against your old filter.
The same numbers, on one page, are in the cross-reference lookup. A schedule for this part number, and the buy link, are on the replacement schedule and reorder page. Published intervals by brand are in the replace and clean calculator.
Coleman Spas C-8450 cartridge (OEM 100593), 8" (203 mm) × 9" (229 mm), 50 sq ft. Unicel C-8450, Pleatco PCS50N.
Search this part on Amazon
Disclosure: we may earn a commission from qualifying purchases made through retailer links on this site, at no extra cost to you. As an Amazon Associate I earn from qualifying purchases. Search on Amazon opens an Amazon search for this part number, not one listing we pre-checked. These are affiliate links. Product photos are omitted unless Amazon supplied one through the Product Advertising API or a SiteStripe image link. Verify dimensions before ordering. See our affiliate disclosure.
| OEM | 100593 |
|---|---|
| Unicel | C-8450 |
| Pleatco | PCS50N |
| Filbur | FC-3310 |
| Size | 8" (203 mm) × 9" (229 mm), 50 sq ft |
Sources
- Unicel 2026 Replacement Guide: Coleman OEM block PDF p.32: 100593 and 3301-2261 = C-8450, 50 sq ft, 8" x 9", 2" male slip, note "Model dated after 1992." Spec table PDF p.20 (printed p.16): 2-1/16" open, 193 pleats, 50 sq ft. (PDF)
- Pleatco 2023 Catalog: Spec table PDF p.35: PCS50N, 8" x 9", 2-1/8" open, 2" slip, OEM 100593 and 3301-2261, 50 sq ft (PDF)
- Filbur Catalog & Reference Guide: Coleman Spas section PDF p.16: FC-3310, OEM 100593, PCS50N, C-8450, 50 sq ft, model dated after 1992 (PDF)
Not in sources: Opening 2-1/16" (Unicel and Filbur) versus 2-1/8" (Pleatco). The after-1992 note is on the Coleman row. Maax's copy of OEM 100593 does not repeat it. No model name..
Full details → · All Coleman Spas spa filters · Which fitting you need · How to install it
Maax Spas C-8450 cartridge (OEM 100593), 8" (203 mm) × 9" (229 mm), 50 sq ft. Unicel C-8450, Pleatco PCS50N.
Search this part on Amazon Opens an Amazon search for this part number, not one listing we pre-checked.
| OEM | 100593 |
|---|---|
| Unicel | C-8450 |
| Pleatco | PCS50N |
| Filbur | FC-3310 |
| Size | 8" (203 mm) × 9" (229 mm), 50 sq ft |
Sources
- Unicel 2026 Replacement Guide: Maax Spas of AZ PDF p.44: 100593 = C-8450, 50 sq ft, 8" x 9", 2" male slip, no model and no year note. Spec table PDF p.20: 2-1/16" open, 193 pleats. (PDF)
- Pleatco 2023 Catalog: Spec table PDF p.35: PCS50N, OEM 100593 and 3301-2261, 2-1/8" opening (PDF)
- Filbur Catalog & Reference Guide: Coleman Spas section PDF p.16: FC-3310, OEM 100593, after-1992 note (PDF)
Not in sources: No model name. Opening 2-1/16" versus 2-1/8". The after-1992 note and 3301-2261 are on the Coleman row only..
Full details → · All Maax Spas spa filters · Which fitting you need · How to install it