A slim single-cartridge filter for an in-ground pool of up to about 72,000 gallons. It suits owners who want simple cartridge cleaning from a major maker.
Amazon $787
A big four-cartridge filter for an in-ground pool of up to about 72,000 gallons, for owners who want long cleaning intervals and no backwash.
- 150 gpmFlow
- 425 sq ftFilter area
- 72,000 galPool size
- In-groundPool type
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- 425 sq ft across four cartridges means long runs between cleanings
- No backwashing, so no pool water dumped to waste
- Quarter-turn manual air relief valve and 2 in. unions
- Four cartridges to hose off at each cleaning
- One-year parts-only warranty on the online (W3) version
- Among the most expensive filters here
The Hayward SwimClear multi-element family
Every Hayward SwimClear multi-element model we rank, smallest first. Ratings compare each against its own type.
| Model | Flow | Rating | Price |
|---|---|---|---|
| Hayward SwimClear C3030 | 122 gpm | 3.3/5 | $1,599 |
| Hayward SwimClear C4030 (this one) | 150 gpm | 3.7/5 | $1,819 |
| Hayward SwimClear C5030 | 150 gpm | 3.7/5 | $2,249 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | W3C4030 |
|---|---|
| Filtering | |
| Filter type | Cartridge |
| Filter area | 425 sq ft |
| Maximum flow | 150 gpm |
| Largest pool | 72,000 gal |
| Pool type | In-ground |
| Build | |
| Valve | None needed |
| Maximum pressure | 50 psi |
| Ports | 2 in |
| Air relief | Yes |
| Warranty | 1 year |
Alternatives in this type
A big four-cartridge filter for an in-ground pool of up to about 72,000 gallons, for owners who want long cleaning intervals and no backwash.
Amazon $2,249A slim single-cartridge filter for an in-ground pool of up to about 72,000 gallons. It suits owners who want simple cartridge cleaning from a major maker.
Amazon $1,049Compare
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