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FC-3754 spa filter equivalents
Part number FC-3754 appears in 1 cross-reference row 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.
Waterway Plastics C-6375 cartridge (OEM 817-0018), 6-9/16" (167 mm) × 13-5/16" (338 mm), 75 sq ft. Unicel C-6375, Pleatco not listed.
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| OEM | 817-0018 |
|---|---|
| Unicel | C-6375 |
| Pleatco | not listed |
| Filbur | FC-3754 |
| Size | 6-9/16" (167 mm) × 13-5/16" (338 mm), 75 sq ft |
Sources
- Unicel 2026 Replacement Guide: Waterway list PDF p.64: 817-0018 = C-6375, Dyna-Flo XL, 6-9/16" x 13-5/16", 75 sq ft. Spec table PDF p.13: open 2-3/8", 224 pleats. (PDF)
- Waterway Plastics Service Logic cartridge table: Fetched 2026-11-09: 817-0018, 75 sq ft Dyna-Flo XL, 2-3/8" x 6-9/16" x 13-5/16" (web page)
- Filbur Catalog & Reference Guide: Waterway section PDF p.28: FC-3754, OEM 817-0018, C-6375, 75 sq ft (PDF)
Not in sources: No Pleatco equivalent in the 2023 cross-reference..
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