7 Best Solar Generators for Well Pumps That Work
The best solar generators for well pumps depends on your needs. The ECO-WORTHY 24V Solar Well Pump Kit is best for complete off-grid systems with battery backup, while the JENENSERIES 500W 48V Pump excels at high-volume water delivery from deep wells. For budget-conscious buyers needing basic functionality, the ECO-WORTHY 12V DC Submersible Pump stands out with its affordable price and decent 230ft lift capacity.
Solar-powered well pumps give you reliable water access without grid electricity. Whether you’re running a farm, living off-grid, or need emergency water backup, these systems combine pumps with solar panels to keep water flowing even during power outages.
Quick Comparison Table
| Product | Voltage | Max Lift Height | Flow Rate | Solar Ready | Includes Solar Panels |
|---|---|---|---|---|---|
| SoftStart Water Well Pump | 120V/240V | Varies by pump | Varies by pump | Yes | No |
| ECO-WORTHY 24V Well Pump | 24V DC | 230 ft | 3.2 GPM | Yes | No |
| ECO-WORTHY 12V DC Pump | 12V DC | 230 ft | 3.2 GPM | Yes | No |
| JENENSERIES 500W 48V Pump | 48V DC | 393 ft | 7.9 GPM | Yes | No |
| ECO-WORTHY Solar Well Pump Kit | 12V DC | 230 ft | 1.6 GPM | Yes | Yes (100W) |
| ECO-WORTHY 24V Solar Kit | 24V DC | 200 ft | 3.2 GPM | Yes | Yes (400W) |
| DC 24V 210W Deep Well Pump | 24V DC | 262 ft | 396 GPH | Yes | No |
Best Solar Generators for Well Pumps
1. SoftStart Water Well Pump – Reduces Power Demand for Existing Pumps
Best for: Converting your existing well pump to work efficiently with solar generators and smaller power sources.
Key Features:
| Feature | Details |
| Current Reduction | Cuts inrush by 40% |
| Compatibility | 0.5-3.5 HP pumps |
| Voltage Options | 120V and 240V |
| Installation Time | 20 minutes setup |
| Safety Certification | ETL listed |
The SoftStart Water Well Pump is the best controller for homeowners seeking to run existing well pumps on solar power without replacing equipment. This device reduces the massive startup current that typically prevents solar systems from running well pumps.
The waterproof and fireproof housing protects the electronics from harsh weather conditions. Installation near your breaker box takes about 20 minutes with the included connectors.
By lowering the inrush current from 65-75 amps down by 40%, this controller lets medium-sized generators and solar setups handle pumps they couldn’t start before. It works with both 120V residential pumps up to 1.5 HP and 240V pumps up to 3.5 HP.
The soft start technology extends pump life by reducing wear on motor windings. You’ll also avoid tripped breakers and failed startups that damage equipment over time.
Free USA-based technical support helps with any installation questions. The ETL listing confirms it meets safety standards for residential use.
Pros:
- Works with existing pumps
- Reduces power needs by 40%
- Quick 20-minute installation
- Extends pump lifespan
Cons:
- Higher upfront cost
- Requires compatible pump type
2. ECO-WORTHY 24V Well Pump – Affordable Direct Solar Connection
Best for: Budget-conscious buyers needing a reliable 24V pump that connects directly to solar panels or batteries.
Key Features:
| Feature | Details |
| Power Rating | 24V DC, 5A max |
| Flow Rate | 3.2 GPM |
| Maximum Lift | 230 feet |
| Construction | Stainless steel body |
| Cable Length | 10 feet included |
The ECO-WORTHY 24V Well Pump is the best affordable option for farm irrigation and remote watering needs. This 4-inch stainless steel pump delivers 3.2 gallons per minute from depths up to 230 feet.
The stainless steel construction resists corrosion in well water. The compact design fits standard 4-inch well casings common in residential and agricultural installations.
You can connect this pump directly to 24V solar panels or battery systems without additional controllers. It starts quickly and runs efficiently on DC power, making it ideal for off-grid locations.
The 10-foot cable gives you flexibility in positioning the pump at the right depth. Maximum submersion depth is 100 feet, which covers most residential well applications.
At under $130, this pump provides excellent value for basic watering needs. It works well for livestock drinking water, garden irrigation, and tank filling where grid power isn’t available.
Pros:
- Very affordable price
- Direct solar connection
- Stainless steel durability
- Good flow rate
Cons:
- Limited submersion depth
- Basic features only
3. ECO-WORTHY 12V DC Submersible Pump – Best for Small Solar Systems
Best for: Small-scale applications where you need to run the pump from a 12V battery or single solar panel.
Key Features:
| Feature | Details |
| Power Rating | 12V DC, 120W max |
| Flow Rate | 3.2 GPM |
| Maximum Lift | 230 feet |
| Battery Compatible | Car and boat batteries |
| Cable Length | 10 feet |
The ECO-WORTHY 12V DC Submersible Pump is the best choice for simple solar setups using standard 12V batteries. This 120W pump matches the voltage of car batteries, making it easy to power from common battery systems.
The 12V operation means you can use smaller, more affordable solar panels compared to 24V or 48V systems. A single 100-150W panel can run this pump during sunny conditions.
Despite the lower voltage, this pump still delivers 3.2 GPM flow rate and 230-foot maximum lift. The manufacturer recommends using it within 10-20% of maximum lift for best performance and longevity.
You can power this pump from car batteries, boat batteries, or dedicated 12V solar battery banks. This flexibility makes it great for mobile applications or temporary watering setups.
The compact design fits 4-inch well casings. Installation is straightforward with the 10-foot cable providing enough length for most residential wells.
Pros:
- Works with 12V batteries
- Smaller solar panels needed
- Portable and flexible
- Decent flow rate
Cons:
- Lower power than 24V models
- Performance varies with voltage
4. JENENSERIES 500W 48V Solar Pump – High-Performance Deep Well Solution
Best for: Large-scale operations needing high flow rates from very deep wells with professional-grade features.
Key Features:
| Feature | Details |
| Power Rating | 48V DC, 500W |
| Flow Rate | 7.9 GPM |
| Maximum Head | 393 feet |
| Controller | MPPT with LED display |
| Motor Type | Brushless permanent magnet |
The JENENSERIES 500W 48V Solar Pump is the best high-performance option for farms and industrial applications. With 7.9 GPM flow and 393-foot maximum head, it handles demanding water delivery needs.
The 304 stainless steel construction ensures long-term durability in harsh well environments. The 3-inch diameter fits most agricultural and commercial well casings.
The included MPPT controller maximizes solar panel efficiency in all light conditions. The LED display shows operating status, making troubleshooting easy. Built-in protections prevent damage from low water, overheating, and dry running.
The brushless permanent magnet motor with NSK bearings delivers reliable power with minimal maintenance. This professional-grade motor design outlasts cheaper brush-type motors.
The intelligent water shortage sensor automatically stops the pump when the well runs dry, protecting the motor from damage. This feature is essential for wells with variable water levels.
Pros:
- Highest flow rate
- 393-foot maximum lift
- MPPT controller included
- Dry-run protection
Cons:
- Higher price point
- Requires larger solar array
5. ECO-WORTHY Solar Well Pump Kit – Complete Starter Package
Best for: First-time solar pump buyers wanting everything needed to start pumping water immediately.
Key Features:
| Feature | Details |
| Solar Panel | 100W monocrystalline included |
| Pump Power | 12V DC |
| Flow Rate | 1.6 GPM |
| Maximum Lift | 230 feet |
| Warranty | 5-year panel, 1-year pump |
The ECO-WORTHY Solar Well Pump Kit is the best complete package for beginners. It includes a 100W solar panel and 12V pump, so you can start pumping water right out of the box.
The 100W monocrystalline solar panel generates enough power to run the pump during daylight hours. You can connect the pump directly to the panel for simple operation, or add a battery and controller for more stable performance.
The pump delivers 1.6 GPM flow rate with 230-foot maximum lift. While not the highest flow rate, it’s adequate for small-scale irrigation, livestock watering, and residential backup water systems.
The solar panel is very sensitive to shadows, so proper placement is critical. Even a small shadow can significantly reduce output, so mount it in a completely unobstructed location.
The kit arrives in two packages and includes everything except batteries and mounting hardware. Five-year solar panel warranty and one-year pump warranty provide peace of mind.
Pros:
- Complete kit included
- Good value package
- Ready to use
- 5-year panel warranty
Cons:
- Lower flow rate
- Very shadow-sensitive
6. ECO-WORTHY 24V Solar Kit – Premium All-in-One System
Best for: Serious off-grid users needing a complete professional system with battery backup and high-capacity solar panels.
Key Features:
| Feature | Details |
| Solar Panels | 400W (4x100W) monocrystalline |
| Battery | 2x50Ah LiFePO4 |
| Pump Power | 24V DC, 120W |
| Flow Rate | 3.2 GPM |
| Daily Output | 1600Wh generation |
The ECO-WORTHY 24V Solar Kit is the best premium complete system for reliable off-grid water pumping. This kit includes 400W of solar panels, 100Ah of lithium batteries, a controller, and a 120W pump.
The four 100W monocrystalline panels generate 1600Wh daily in full sun, fully charging the battery bank in about one hour. The high-efficiency panels maximize water output even on partly cloudy days.
Two 50Ah LiFePO4 batteries provide 2-4 hours of pumping during cloudy weather or after sunset. The built-in BMS protects against overcharge, over-discharge, and short circuits while balancing cell voltages for maximum lifespan.
The 120W pump delivers 3.2 GPM with IP68 waterproof rating for complete submersion. Maximum operating depth is 200 feet, suitable for most residential and agricultural wells.
The system arrives in three packages and requires assembly. Limit continuous pumping to four hours or less to maximize pump lifespan, and clean the pump regularly for best performance.
Pros:
- Complete professional system
- LiFePO4 battery backup
- 400W solar capacity
- Works in cloudy weather
Cons:
- Highest price point
- Limited to 4-hour runtime
7. DC 24V 210W Deep Well Pump – Best Budget High-Power Option
Best for: Value-conscious buyers needing higher power and deeper well capability without breaking the bank.
Key Features:
| Feature | Details |
| Power Rating | 24V DC, 210W |
| Flow Rate | 396 GPH |
| Maximum Head | 262 feet |
| Controller | MPPT with external box |
| Construction | Stainless steel and aluminum |
The DC 24V 210W Deep Well Pump is the best budget option for higher-power applications. At just $160, it delivers 210W of pumping power with a 262-foot maximum head.
The stainless steel and polished aluminum construction resists rust and corrosion. The 3-inch diameter fits standard agricultural and residential well casings.
The included MPPT controller maximizes solar efficiency while protecting against low-light startup, overheating, and dry running. The external control box lets you conveniently switch the pump on and off and monitor operation.
The brushless DC motor provides efficient operation with minimal maintenance. The 0.75-inch spout delivers 396 gallons per hour, adequate for most residential and small farm applications.
Dual power supply capability means you can run it on solar during the day and switch to battery power for evening or cloudy day operation. This flexibility ensures consistent water access.
Pros:
- Affordable high-power option
- 262-foot maximum lift
- MPPT controller included
- External control box
Cons:
- Lower flow than premium models
- Shorter warranty period
How to Choose Best Solar Generators for Well Pumps
Voltage Requirements
Well pumps run on different voltages, and matching the right voltage to your solar system matters. Lower voltage systems like 12V work with smaller, cheaper solar panels but deliver less power.
Higher voltage systems like 24V or 48V need larger solar arrays but pump more water and reach deeper wells. Choose 12V for basic needs, 24V for most residential applications, and 48V for commercial or high-volume requirements.
Lift Height and Well Depth
Your well depth determines the minimum lift capacity you need. Measure from the water surface to where you want the water delivered, not just the well depth.
Always choose a pump rated for at least 20% more lift than your actual need. This safety margin ensures adequate pressure and compensates for performance drops as the pump ages.
Flow Rate Needs
Flow rate measures how much water the pump delivers per minute. Calculate your daily water needs and divide by available pumping hours to find required GPM.
Residential homes typically need 3-5 GPM, small farms need 5-10 GPM, and larger agricultural operations may need 10+ GPM. Higher flow rates require more powerful pumps and larger solar arrays.
Solar Panel Sizing
Match solar panel wattage to pump power requirements plus 20-30% extra for efficiency losses. A 120W pump needs at least 150-180W of solar panels.
Consider adding battery backup if you need water during cloudy weather or at night. Battery systems cost more upfront but provide reliable water access regardless of weather conditions.
Complete Kit vs Individual Components
Complete kits simplify purchasing and ensure all components work together. They’re ideal for first-time buyers who want everything in one package.
Buying individual components lets you customize the system to your exact needs and often saves money. This approach works best if you understand solar systems and can size components correctly.
Frequently Asked Questions
Can I run a regular well pump on solar power?
Yes, but you need either a soft start controller to reduce power demands or a large enough solar generator to handle the high startup current. Most regular pumps require 3-5 times their running wattage to start.
How many solar panels do I need for a well pump?
You need solar panels rated for 120-150% of your pump’s wattage. A 120W pump needs at least 150-180W of panels, while a 500W pump requires 600-750W of solar capacity.
Do solar well pumps work on cloudy days?
Solar pumps produce less water on cloudy days due to reduced solar output. Adding battery backup ensures consistent water access regardless of weather conditions.
What size well pump do I need for my home?
Most homes need 3-5 GPM flow rate with enough lift capacity to reach from your water level to your pressure tank plus 20%. Measure your well depth and static water level to determine required lift height.
How long do solar well pumps last?
Quality solar well pumps typically last 5-10 years with proper maintenance. Regular cleaning, limiting continuous run time to 4 hours, and protecting from dry running extend pump lifespan significantly.
Final Thoughts
The ECO-WORTHY 24V Solar Kit offers the best complete solution for most users, while the JENENSERIES 500W pump handles high-volume commercial needs.
Match your pump voltage and power to your well depth and daily water requirements. Add battery backup if you need reliable water access during cloudy weather.
Start with a complete kit if you’re new to solar systems, or build a custom setup if you have specific requirements and understand component sizing.