
Quick overview
- Rated 2 HP The impeller cut for the 2 horsepower build, not a one size fits all part.
- Covers the whole Dyna family Listed for Dyna-Glas and Dyna-Max, Dyna-Pro and Dyna-Pro E, and Dyna-Wave series pumps.
- Part C105-236PDA The manufacturer number, which is the only dependable way to match an impeller.
- Sold under two names The same part number appears under both the Sta-Rite and Pentair names.
- Restores lost flow Worn or clogged vanes cut turnover while the motor still draws normal current and sounds fine.
- Plan on a new shaft seal Reaching the impeller means opening the wet end, so have a seal ready rather than reusing the disturbed one.
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Product details
Sta-Rite C105-236PDA is the 2 HP impeller for the Dyna-Glas and Dyna-Max series, the Dyna-Pro and Dyna-Pro E, and the Dyna-Wave series pumps.
What it does
The impeller is the only part of the pump that actually moves water. Everything else in the wet end feeds it or collects what it delivers. Vanes wear smooth over years of service, and the eye of the impeller collects the fine grit and hair that gets past the basket. Neither shows up as noise or as a change in current draw. What you see instead is filter pressure sliding down, longer run times to hit the same turnover, and a cleaner that runs weak.
Matching the part
Impellers are cut for a specific horsepower, so the 2 HP part belongs on a 2 HP pump and nothing else. The part number C105-236PDA appears under both the Sta-Rite and Pentair names, which is worth knowing if you compare listings, but it is one part.
Before you start
Getting to the impeller means splitting the wet end and unseating the shaft seal. A seal that has been disturbed rarely goes back without weeping, so most techs order a new one at the same time and fit both in one visit.
| Brand | Sta-Rite |
|---|---|
| Manufacturer part number | C105-236PDA |
| UPC | 788379734220 |
| Type | Impeller |
| Part type | Pool pump part |
| Rating | 2 HP |
| Fits | Dyna-Glas and Dyna-Max series, Dyna-Pro and Dyna-Pro E, Dyna-Wave series pumps |
| Shipping weight | 0.25 lb |
| Ships | Parcel |
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