Backwoods Solar | BWS 3″ DC Sub Pump 16 GPM 255′ Submersible Pump with Controller
3DC-16-255 Submersible Pump
The Backwoods Solar 3DC-16-255 is a high-flow centrifugal submersible pump designed for off-grid solar water pumping applications. It operates directly from 40–90VDC solar power and delivers up to 15.8 GPM at a 255-foot lift. Its stainless steel construction, integrated check valve, high-efficiency MPPT tracker, and built-in dry-run protection provide reliable performance in demanding water pumping applications. The centrifugal design also offers excellent sand-handling capability, making it suitable for water sources containing limited amounts of sand.
KEY FEATURES
- Delivers up to 15.8 GPM at a maximum lift of 255 feet.
- Centrifugal design provides superior sand-handling capability.
- Supports up to 120 g/m³ of permitted sand content.
- Operates directly from 40–90VDC solar power.
- Optimal operating voltage range is 60–76VDC.
- Built-in dry-run protection helps protect the pump from running without water.
- Automatically stops after 10 seconds of dry running and attempts to restart after 1 minute.
- If water is not detected, the pump makes another restart attempt after 30 minutes.
- Features a double-shielded brushless permanent magnet motor.
- Built-in high-efficiency MPPT tracker optimizes solar operation.
- Includes an external DC-only pump controller.
- Stainless steel liner, shaft, coupling, strainer, and cable sheath provide durable construction.
- Integrated check valve in the pump head.
- Can be submerged up to 150 meters (492 feet) below the static water level.
- Recommended for water temperatures up to 86°F.
- Backed by a 3-year limited warranty.
Specifications
| Specification | Details |
|---|---|
| Brand | Backwoods Solar |
| Model | 3DC-16-255 |
| Product Type | Submersible pump |
| Pump Design | Centrifugal |
| Maximum Flow | 15.8 GPM |
| Maximum Total Lift | 255 ft |
| Outlet | 1 1/2 in. NPT female |
| DC Input | 40–90VDC |
| Optimal Operating Voltage | 60–76VDC |
| Maximum Open-Circuit Voltage | 96V |
| Motor Type | Brushless permanent magnet |
| Motor Design | Double-shielded |
| MPPT | High-efficiency MPPT tracker |
| Dry-Run Protection | Integrated |
| Maximum Sand Content | 120 g/m³ |
| Check Valve | Integrated |
| Construction | Stainless steel components with plastic impeller |
| Controller | External DC-only pump controller included |
| Maximum Submersion | 150 m (492 ft) below static water level |
| Recommended Water Temperature | Up to 86°F |
| Warranty | 3-year limited warranty |
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