Rocksolar 3HP Solar-Powered Submersible Pump Kit
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Description
Description
ROCKSOLAR 3.0HP Solar-Powered Submersible Pump Kit
What's included:
- 1 × 3.0HP 60–450V DC brushless submersible pump + built-in controller
- 7 × 450W rigid monocrystalline bifacial solar panels (3,150W array)
- 1 × 10 ft 10 AWG PV cable
- 1 × 2 String Water proof PV Combiner Box with 32A 500V Circuit Breaker and surge protector
- 7 × Z-bracket solar panel mounting sets (optional)
- Ground or roof mount rack (optional)
- User manuals + warranty card
Key specs — all models:
- Motor: 3.0HP DC brushless | Water-cooled | Permanent magnetic | Built-in controller
- Input: 60–450V DC | Solar: 7 × 450W bifacial panels included (3,150W)
- Material: SS304 stainless steel | Pump body: 4" | Outlet: 2" (all models)
- Works in cloudy conditions | Battery-addable for extended operation
Four kit models — choose by flow vs. depth priority:
| Model A (4SPN1-21P) | Model C (4SPN3-9P) | Model E (4SPN6-6P) | Model G (4SPN12-5P) | |
|---|---|---|---|---|
| Max flow | 15.86 GPM | 31.98 GPM | 65.52 GPM | 102.7 GPM |
| Max head | 782.4 ft | 521.6 ft | 339.04 ft | 202.12 ft |
| Max pressure | 338.52 PSI | 225.8 PSI | 146.75 PSI | 87.53 PSI |
| Pump body | 4" | 4" | 4" | 4" |
| Outlet | 2" | 2" | 2" | 2" |
Built for: Extremely deep commercial and agricultural wells, large-scale farm and ranch irrigation, high-pressure water supply, remote industrial applications, large livestock operations, off-grid properties with deep well requirements
Key features:
- 3,080W solar array included — seven 450W bifacial panels, exactly matched to the pump's 3,080W+ requirement
- Model A reaches 782.4 ft — the deepest head of any pump on the ROCKSOLAR site
- Model G delivers 102.7 GPM — the highest flow of any submersible pump in the lineup
- Works in cloudy conditions — customers confirm reliable performance even at reduced sunlight
- Built-in controller — plug-and-play simplicity, customers confirm setup in a few hours
- Surprisingly quiet for its power output — customers confirm low noise even for residential and ranch settings
- Battery-addable — extend operation beyond daylight hours
- Dry-run auto protection — shuts off if well level drops
- Float switch / pressure switch compatible — automates fill and shutoff
Warranty: 5 years
How the System Works
The ROCKSOLAR Solar Powered Water Pump System converts solar energy into a reliable water supply for livestock watering, irrigation, and remote agricultural applications.
The operating sequence is as follows:
- Solar panels convert sunlight into direct current (DC) electricity.
- The solar pump controller continuously monitors the available solar power and adjusts the voltage and current to maximize energy harvest from the solar array.
- The controller supplies optimized DC power to the brushless submersible pump, ensuring efficient operation under varying sunlight conditions.
- The pump draws water from the well, pond, cistern, or other approved water source and delivers it through the discharge pipeline.
- Depending on the application:
- Livestock Watering: Water is pumped into a storage tank or watering trough. When an optional float switch is installed, the controller automatically stops the pump once the tank reaches the preset water level and restarts pumping when the water level drops.
- Agricultural Irrigation: Water is supplied to irrigation systems such as drip irrigation, sprinkler systems, soaker hoses, or storage reservoirs for crop, orchard, greenhouse, vineyard, pasture, and garden irrigation. Flow can be controlled using irrigation valves, timers, or storage tanks based on the specific irrigation design.
- During periods of insufficient sunlight, such as early morning, late evening, or heavy cloud cover, the controller automatically reduces pump speed or stops the pump to protect the system and optimize energy use.
- When adequate sunlight returns, the controller automatically restarts the pump without requiring manual intervention.
This intelligent, fully automatic operation minimizes maintenance while providing a dependable and sustainable water supply for livestock, irrigation, and other off-grid agricultural applications.
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.