Rocksolar 0.4HP Solar DC Brushless Submersible Pump
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Description
Description
ROCKSOLAR 0.4HP Solar DC Brushless Submersible Pump
What's included: Pump + MPPT controller, water intake mesh filter, installation tools, user manual, warranty card — panels not included
Key specs — all models:
- Motor: 0.4HP DC brushless | Water-cooled | Permanent magnetic
- Input: 20–48V DC | Solar: 400W+ recommended (or battery)
- Material: SS304 stainless steel | Pump type: impeller (centrifugal)
Three models — choose by flow vs. depth priority:
| Model A (3SPW1-5P) | Model B (3SPW3-3P) | Model D (4SPW8-1P) | |
|---|---|---|---|
| Max flow | 15.3 GPM | 26.4 GPM | 46.23 GPM |
| Max head | 130.4 ft | 74.98 ft | 32.6 ft |
| Max pressure | 58 PSI | 32.5 PSI | 14.1 PSI |
| Pump body | 3" | 3" | 4" |
| Outlet | 1.5" | 1.5" | 2" |
Built for: Wells, cisterns, ponds, livestock watering, off-grid irrigation, remote cabins, agricultural applications
Key features:
- Submersible design — drops directly into wells or cisterns, no priming required
- SS304 stainless steel — corrosion-resistant, built for permanent submersion
- Water-cooled motor — stays cool during extended operation without external components
- MPPT controller — auto-adjusts to available sunlight, stops and restarts without manual intervention
- Float switch / pressure switch compatible — automates fill and shutoff
- Dry-run auto protection — shuts off if water supply is interrupted
- Maintenance-free — no brushes to replace, sealed design
Warranty: 5 years
Shipping & Returns
Shipping & Returns
- Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
- Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
- If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Talk to Our Solar Experts
Have questions about this system? Our solar specialists are here to help you choose the right setup for your needs. Whether you need sizing guidance, installation support, or bulk pricing, we're ready to assist.