On this page
The bilge keeps filling faster than the bucket brigade can bail, and the stock tank runs low while the hose bib is too far away. The best 12 volt submersible pump drops into the liquid and moves it on battery power. We compared what each listing states: flow, lift, current draw, stated certifications and warranty terms, then ranked them by Solar Score.
SolarKitHQ earns a commission when you buy through links on this page, at no extra cost to you. As an Amazon Associate I earn from qualifying purchases. Affiliate disclosure.
Quick picks
Best Overall SEAFLO 06 Auto Bilge Pump: 750 GPH auto bilge pump with float switch and 4-year warranty Check price on Amazon
Best Certified Whale GP1652 Submersible Pump: CE and ISO listed with IP67 and 1-year warranty Check price on Amazon
Best Stainless Transfer COROTC 12V Transfer Pump: Stainless steel diesel transfer pump with 2-year warranty Check price on Amazon
Best 80W Transfer AeKeatDa 80W Transfer Pump: 80W stainless transfer pump with strainer and 1-year warranty Check price on Amazon
Highest Flow Superior 91012 Utility Pump: 1380 GPH utility pump with 20-foot lift and 20-foot cord Check price on Amazon
The picks
| # | Product | Solar Score | Buy |
|---|---|---|---|
| 1 | SEAFLO 06 Auto Bilge Pump | 9.7/10 | Buy on Amazon |
| 2 | Whale GP1652 Submersible Pump | 9.6/10 | Buy on Amazon |
| 3 | COROTC 12V Transfer Pump | 9.4/10 | Buy on Amazon |
| 4 | AeKeatDa 80W Transfer Pump | 9.4/10 | Buy on Amazon |
| 5 | Superior 91012 Utility Pump | 9.4/10 | Buy on Amazon |

SEAFLO 06 Auto Bilge Pump
An automatic 12V bilge pump with 750 GPH flow, an integrated float switch and a stated 4-year warranty.
Pros
- Automatic float switch, 1.6 to 2.0 inch activation
- 750 GPH with 5-blade impeller stated
- Ignition-protected sealed housing
- 4-year warranty stated
Cons
- 750 GPH suits bilges, not utility draining
- 1.3 pounds with no cord length beyond 3 ft leads
- Polypropylene build, no metal housing
- Automatic only, no manual override stated
Detailed Review
The listing states a 12V automatic submersible bilge pump with 750 GPH flow, a 3/4 inch outlet, an integrated float switch that activates at 1.6 to 2.0 inches of water, 5.0A max draw, 3 ft wire leads, a snap-off strainer and ignition-protected sealed construction. It lists CE and RoHS and a 4-year warranty.
Who it's for: boat and yacht owners who want automatic bilge protection without manual monitoring. Who should skip it: anyone draining tanks or sumps; the Superior is the utility pick.
Its Solar Score of 9.7/10 comes from performance 30/35, build 21/25, value 20/25, safety 8/10 and warranty 4/5: 83 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Flow | 750 GPH |
|---|---|
| Switch | Automatic float, 1.6-2.0 in |
| Outlet | 3/4 in |
| Warranty | 4 years stated |
Figures as published on the retailer listing, collected 22 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. CE and RoHS stated; ignition-protected sealed housing for bilge use, so safety scores 8 of 10. 4-Year Warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 4 of 5. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

Whale GP1652 Submersible Pump
A 12V submersible pump with up to 4 GPM flow for freshwater, diesel or kerosene, with CE, ISO and IP67 listings.
Pros
- CE, four ISO standards and IP67 stated
- Freshwater, diesel and kerosene stated
- Slim profile for tight tanks
- 1-year warranty stated
Cons
- 4 GPM is modest next to the utility pumps
- 2.4 ounces with no cord length stated
- No lift height is stated
- Plastic build
Detailed Review
The listing states a 12V submersible pump with up to 4 GPM flow, suitable for freshwater, diesel or kerosene, with pressure or microswitch operation and a slim profile for water tanks. It lists CE certification, ISO 8849, ISO 15083, ISO 8846 and ISO 10133 compliance, IP67, and a 1-year warranty.
Who it's for: caravan, campervan and marine owners who want certified multi-fluid transfer in a slim pump. Who should skip it: anyone needing high-volume draining; the Superior moves far more.
Its Solar Score of 9.6/10 comes from performance 28/35, build 20/25, value 20/25, safety 9/10 and warranty 2/5: 79 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Flow | Up to 4 GPM |
|---|---|
| Fluids | Freshwater, diesel, kerosene |
| Certification | CE, ISO x4, IP67 |
| Warranty | 1 year stated |
Figures as published on the retailer listing, collected 22 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. CE, ISO 8849, ISO 15083, ISO 8846 and ISO 10133 stated; IP67, so safety scores 9 of 10. 1 YEAR WARRANTY stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 2 of 5. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

COROTC 12V Transfer Pump
A 12V stainless steel transfer pump for water, diesel and kerosene with an on/off switch and 3M cable.
Pros
- Stainless steel shell and filter stated
- 2.5M pressure head stated
- 2-year manufacturer warranty stated
- ON/OFF switch on the unit
Cons
- No flow figure is stated
- No certification is stated
- 38mm body needs a wide tank opening
- 1.5M suction is modest
Detailed Review
The listing states a 12V stainless steel transfer pump for water, diesel and kerosene, with 1.5A draw, 38mm outer diameter, 16mm oil-out diameter, 2.5M pressure head, 1.5M suction, about 3M of cable, 8700 rpm motor speed and an on/off switch. A 2-year manufacturer warranty is stated. No certification is stated.
Who it's for: owners transferring fuel or water from external containers who want stainless construction. Who should skip it: buyers who want stated certifications or a stated flow figure.
Its Solar Score of 9.4/10 comes from performance 23/35, build 19/25, value 19/25, safety 0/10 and warranty 3/5: 64 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Power | 12V, 1.5A |
|---|---|
| Head | 2.5M, 1.5M suction |
| Body | Stainless steel, 38mm |
| Warranty | 2 years stated |
Figures as published on the retailer listing, collected 22 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No weather rating or protection feature is stated, so safety scores zero. 2 Year Manufacturer warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

AeKeatDa 80W Transfer Pump
A 12V 80W stainless steel submersible transfer pump with 30 L/min flow and a stated 1-year warranty.
Pros
- 80W with 30 L/min flow stated
- Stainless steel strainer at the bottom
- 30-meter flat-ground lift capacity stated
- 1-year warranty stated
Cons
- Title states 8A while bullets state 5A
- No certification is stated
- 0.46 kg with no cord length stated
- Alloy and plastic mixed build
Detailed Review
The listing states a 12V 80W submersible transfer pump for water, diesel and oil with 30 L/min flow, a stainless steel strainer, 30 meters of lift capacity on flat ground and 4 meters of maximum lift. The title states 8A current while the bullets state 5A; the listing conflicts with itself, so confirm before buying. A 1-year warranty is stated. No certification is stated.
Who it's for: mechanics, farmers and boat owners who want a stainless transfer pump for fuel and water. Who should skip it: buyers who want consistent current figures or stated certifications.
Its Solar Score of 9.4/10 comes from performance 26/35, build 19/25, value 19/25, safety 0/10 and warranty 2/5: 66 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Power | 12V, 80W |
|---|---|
| Flow | 30 L/min |
| Lift | 30 m flat, 4 m max |
| Warranty | 1 year stated |
Figures as published on the retailer listing, collected 22 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No weather rating or protection feature is stated, so safety scores zero. 1 Year warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 2 of 5. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

Superior 91012 Utility Pump
A 12V utility pump with up to 1380 gallons per hour, 20-foot lift and a 20-foot cord with battery clips.
Pros
- 1380 gallons per hour stated
- 20-foot vertical lift stated
- 20-foot cord with on/off switch and clips
- 1-1/4 inch discharge plus 3/4 inch adapter
Cons
- No warranty term is stated
- No certification is stated
- 8.1 pounds, the heaviest here
- No current draw is stated
Detailed Review
The listing states a 12V utility pump that pumps up to 1380 gallons per hour and water up to 20 vertical feet, with a 20-foot cord, on/off switch, battery alligator clips, a 1-1/4 inch discharge, a 3/4 inch garden hose adapter and an oil-free motor. The spec table says 1380 gpm against the bullets' gallons per hour; trust the bullets. No warranty term is stated.
Who it's for: owners draining tanks, sumps or pools who want the biggest stated flow here. Who should skip it: buyers who want a stated warranty or certifications.
Its Solar Score of 9.4/10 comes from performance 30/35, build 20/25, value 19/25, safety 0/10 and warranty 0/5: 69 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Flow | 1380 GPH (bullets) |
|---|---|
| Lift | 20 ft vertical |
| Cord | 20 ft with clips |
| Discharge | 1-1/4 in + 3/4 in adapter |
Figures as published on the retailer listing, collected 22 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No weather rating or protection feature is stated, so safety scores zero. No warranty term, so warranty scores zero. See How We Pick.
Fans and pumps. Keep fingers and cords away from moving blades and intakes, run pumps only submerged as the maker directs, and treat airflow and flow rates as the maker's figures.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
As an Amazon Associate I earn from qualifying purchases.
More picks to compare
FLOWPAC 1500 GPH Sump Pump1500 GPH with 25-foot head and 20-foot battery cordCheck on Amazon
TecHome 1500 GPH Sump Pump1500 GPH with 20-foot cord and 1-year factory warrantyCheck on Amazon
FAITIO 12V Transfer Pump5.3 GPM with 16.4-foot head for water, diesel and keroseneCheck on Amazon
DriSentri 12V Mini Pump12L/min mini pump with alligator clips, not for gasolineCheck on Amazon
BAZPO 12V Submersible Pump2.5 GPM German-made pump for camper and marine useCheck on Amazon
Compare the picks
| Pump | Solar Score | Flow | Lift | Current Draw | Warranty | Amazon |
|---|---|---|---|---|---|---|
| SEAFLO 06 Auto Bilge Pump | 9.7/10 | 750 GPH | 8.2 ft | 5.0A max | 4 years | View on Amazon |
| Whale GP1652 Submersible Pump | 9.6/10 | 4 GPM | Not stated | Not stated | 1 year | View on Amazon |
| COROTC 12V Transfer Pump | 9.4/10 | Not stated | 2.5M head | 1.5A | 2 years | View on Amazon |
| AeKeatDa 80W Transfer Pump | 9.4/10 | 30 L/min | 4 m max | 5A and 8A stated | 1 year | View on Amazon |
| Superior 91012 Utility Pump | 9.4/10 | 1380 GPH | 20 ft | Not stated | Not stated | View on Amazon |
Specifications are manufacturer rated as listed, collected 22 October 2026.
How we scored them
The Solar Score weighs performance, build, value, safety and warranty. For a submersible pump, safety means the certifications the listing actually states: CE, RoHS, ISO marks, ignition protection and IP codes; a listing that states none scores zero on that line, whatever its flow. Two of the five listings state real certifications, and four state a warranty term. How we pick explains the weights.
| Product | Solar Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| SEAFLO 06 Auto Bilge Pump | 9.7 | 30 | 21 | 20 | 8 | 4 |
| Whale GP1652 Submersible Pump | 9.6 | 28 | 20 | 20 | 9 | 2 |
| COROTC 12V Transfer Pump | 9.4 | 23 | 19 | 19 | 0 | 3 |
| AeKeatDa 80W Transfer Pump | 9.4 | 26 | 19 | 19 | 0 | 2 |
| Superior 91012 Utility Pump | 9.4 | 30 | 20 | 19 | 0 | 0 |
Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.
How to choose the best 12 volt submersible pump
Bilge, utility or transfer
These five split into three jobs. The SEAFLO is an automatic bilge pump with a float switch that cycles itself, the Superior is a utility pump for draining sumps and tanks, and the COROTC and AeKeatDa are transfer pumps for moving water, diesel or kerosene between containers. The Whale sits between, rated for freshwater and diesel transfer. For the full category, see our 12 volt dc submersible pump guides.
| Pump | Flow | Lift | Current draw |
|---|---|---|---|
| SEAFLO 06 Auto Bilge Pump | 750 GPH | 8.2 ft | 5.0A max |
| Whale GP1652 Submersible Pump | 4 GPM | Not stated | Not stated |
| COROTC 12V Transfer Pump | Not stated | 2.5M head | 1.5A |
| AeKeatDa 80W Transfer Pump | 30 L/min | 4 m max | 5A and 8A both stated |
| Superior 91012 Utility Pump | 1380 GPH | 20 ft | Not stated |
Certifications matter on boats
The Whale lists CE, four ISO standards and IP67, and the SEAFLO lists CE and RoHS with ignition-protected construction for enclosed bilges. The other three state no certification at all. When the pump lives in a bilge or moves fuel, the certified listings earn their place. Our submersible vs inline pump guide covers placement choices.
Watch the spec tables
The Superior bullets state 1380 gallons per hour while its spec table says 1380 gpm, and the AeKeatDa title states 8A while its bullets state 5A. Trust the title and bullets over spec tables, and treat either mismatch as a reason to confirm with the seller. The solar water pump for cistern guide covers the tank side of these jobs.
Read the warranty lines closely
The SEAFLO states 4 years, the COROTC 2 years, and the Whale and AeKeatDa 1 year each; the Superior states no term. Longer terms cluster with the certified marine listings, which is no coincidence.
Sizing Notes
- Match flow to the job: 750 GPH for bilges, 1380 GPH for utility draining, 4 GPM for freshwater transfer.
- Check lift against the height you must pump: 8.2 ft, 20 ft, 2.5M and 4 m are stated.
- Check current draw against your battery and fuse: 5.0A max, 1.5A and 5A are stated.
- Match the fluid to the listing: diesel and kerosene are stated on three listings, freshwater on two.
Frequently Asked Questions
What is a bilge pump?
A pump that removes water from a boat’s bilge. The SEAFLO 06 here is an automatic bilge pump: its float switch activates when water reaches 1.6 to 2.0 inches and shuts off when the level drops, with no manual monitoring.
Can a 12V submersible pump move diesel?
The Whale, COROTC and AeKeatDa listings state diesel transfer, and the Whale and AeKeatDa add kerosene. The SEAFLO and Superior are water-only in their listings.
How much water can these pumps move?
The Superior states up to 1380 gallons per hour, the SEAFLO 750 GPH, the Whale up to 4 GPM, and the AeKeatDa 30 liters per minute. The COROTC states no flow figure.
Do these pumps need priming?
These are submersible pumps designed to sit in the liquid, and none of the listings describe a priming step. The DriSentri more-pick notes its pump must be fully immersed, which holds for the type generally.
What size outlet do these pumps use?
The SEAFLO states a 3/4 inch outlet, the Superior a 1-1/4 inch discharge with a 3/4 inch garden hose adapter, and the COROTC a 16mm oil-out diameter.
Related guides
See every Solar Fans and Pumps guide and all Solar Lights, Cameras and Fans guides.
More picks: submersible vs inline pump, solar water pump for cistern, solar shower vs pump shower.




