1/2 HP 9-Stage Submersible Well Pump for Deep Water.
MPN
2ST51-8PLUS-P4-
SKU
1855706
$1,855.20
In stock
13 Available At All US Supply Locations

Myers
View All Myers products
Resources and Downloads
The Myers Predator Plus Series ST51-8PLUS-P4-2 Submersible Well Pump combines durable stainless steel construction with efficient hydraulic design for dependable water delivery.
This 4-inch, 1/2 hp, 115V pump is engineered for residential, light commercial, and agricultural applications. Compact in size yet powerful in performance, it ensures consistent pressure, corrosion resistance, and long service life.
- Pump diameter: 4 inch, designed to fit standard well casings.
- Motor power: 1/2 hp single-phase for efficient residential use.
- Voltage: 115V, compatible with common household electrical systems.
Technical Data & Performance
- Stainless steel construction resists corrosion and enhances durability.
- Precision-balanced impellers improve hydraulic efficiency and reduce energy draw.
- Built-in check valve prevents backflow and maintains system pressure.
- Compact 4-inch diameter simplifies installation in standard well systems.
Specifications
| Weight | 0.042500 |
|---|---|
| Length (inches) | 29.95 |
| Width (inches) | 29.75 |
| Height (inches) | 4 |
| Item Type | Water Pumps |
| Brand | Myers |
| Manufacturer | Pentair |
| MPN | 2ST51-8PLUS-P4- |
| Pump Type | Submersible Well Pump |
| Amperage Rating | 9.5 A |
| Body Material | 300 Stainless Steel |
| Connection Type | NPT |
| Frequency Rating | 60 Hz |
| Horsepower | 1/2 hp |
| Maximum Head | 390 ft |
| Number of Stages | 9 |
| Outlet Size | 1-1/4 in |
| Phase | 1 |
| Application | Water systems for residential, industrial, commercial, multiple housing, and farm use. |
| Pump Parts Type | Submersible Well Pump |
| Primary Voltage | 115 V |
| Item Returns | This item can be returned |
Resources and Downloads
