Zoeller
Zoeller M53 Mighty-Mate
$295
Best Sump Pumps · head-to-head
Zoeller M53 Mighty-Mate vs Liberty Pumps 237
A sourced, side-by-side comparison. Liberty Pumps 237 is cheaper at $267. Every spec and price links to its source.
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Liberty Pumps
Liberty Pumps 237
$267Cheaper
Which is better: the Zoeller M53 Mighty-Mate or Liberty Pumps 237?
On the specs we track, they're closely matched. The Liberty Pumps 237 is the cheaper at $267.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Zoeller M53 Mighty-Mate | Liberty Pumps 237 |
|---|---|---|
| US price | $295 | $267 |
| Brand | Zoeller | Liberty Pumps |
| Released | — | — |
| Horsepower hp | 0.3 | — |
| Max flow gph | — | — |
| Max head (ft) | 19.25 | 21 |
| Pump type | submersible | submersible |
| Switch type | vertical-float | vertical-float |
| Discharge size (in) | — | — |
| Solids handling (in) | — | — |
| Housing material | cast-iron | aluminum |
| Voltage (V) | 115 | 115 |
| Cord length (ft) | 9 | 10 |
| Warranty years | 3 | 3 |
Sources — Zoeller M53 Mighty-Mate: web.archive.org (verified 2026-07-11). Liberty Pumps 237: libertypumps.com (verified 2026-07-11).
What's the difference between the Zoeller M53 Mighty-Mate and Liberty Pumps 237?
Where the two actually differ on the specs we track (3 of 11). Matching specs are omitted.
- Max head (ft): Zoeller M53 Mighty-Mate 19.25 vs Liberty Pumps 237 21
- Housing material: Zoeller M53 Mighty-Mate cast-iron vs Liberty Pumps 237 aluminum
- Cord length (ft): Zoeller M53 Mighty-Mate 9 vs Liberty Pumps 237 10