A durable stainless 10 gpm pump for typical wells with the water level within about 200 ft. Buy it from an authorized dealer to keep the warranty.
Amazon $863.88The Goulds 10GS05422C rates 3.4 among submersible, 1/2 HP well pumps; the Wayne CWS50 rates 3.3 among jet pumps ones. The Wayne CWS50 costs $540.97 less ($322.91 vs $863.88).

A flexible 1/2 HP jet pump for owners unsure how deep their water will stay. Budget for the jet kit.
Amazon $322.91Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different type classes (submersible, 1/2 HP and jet pumps), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | Goulds 10GS05422C | Wayne CWS50 |
|---|---|---|
| Overall rating | 3.4/5 | 3.3/5 |
| Value 30% | 18 $92.89 per gpm ($863.88, 9.3 gpm at 200 ft of head) | 49 $43.05 per gpm ($322.91, 7.5 gpm at 20 ft to water at 40 psi) |
| Flow 25% | 70 9.3 gpm at 200 ft of head | 44 7.5 gpm at 20 ft to water at 40 psi |
| Housing 15% | 100 Stainless housing | 80 Cast iron housing |
| Warranty 30% | 50 3-year warranty | 50 3-year warranty |
Specifications
| Goulds 10GS05422C | Wayne CWS50 | |
|---|---|---|
| Pumping | ||
| Type | Submersible | Convertible jet |
| Motor | 1/2 HP | 1/2 HP |
| Flow at the rating point | 9.3 gpm at 200 ft of head | 7.5 gpm at 20 ft to water at 40 psi |
| Flow series | 10 gpm | - |
| Most head or depth | 281 ft | 90 ft |
| Electrical and build | ||
| Voltage | 230 V | 115 V |
| Wiring | 2-wire | - |
| Current | 4.3 A | - |
| Housing | Stainless | Cast iron |
| Impellers | Thermoplastic | Thermoplastic |
| Discharge | 1.2 in | 1 in |
| Warranty | ||
| Warranty | 3 years | 3 years |