This cordless fuel transfer pump moves light liquids without extension cords or manual siphoning. The rechargeable fluid transfer pump handles diesel, kerosene, and clean water quickly. A swappable lithium battery pack supplies steady power, making it a handy portable diesel transfer pump for field maintenance and emergency draining jobs anywhere. Features and Benefits
- High-rate copper motor - Delivers steady suction so you can pump light fuels, antifreeze, and water without priming by hand.
- Rechargeable battery pack - Runs around 30 to 45 minutes on a full charge to empty multiple barrels without cords.
- Flexible intake and discharge tubing - Reaches directly into deep containers to function as a battery powered oil extractor pump for clean oil changes.
- Isolated electrical casing - Keeps low-flashpoint diesel and water separate from motor contacts, though it is not rated for gasoline. Applications
- Emptying 55-gallon storage drums into tractors, generators, or fleet utility vehicles out in the field.
- Draining bilges, garden troughs, and stock tanks using the unit as a cordless water transfer pump.
- Performing seasonal oil and fluid extractions on lawn equipment and marine engines inside the shop.
Key Compatibility Differences
A diesel transfer pump cannot be used for petrol. Petrol has a low flash point and produces volatile vapours that ignite from tiny electrical arcs, so moving it requires an explosion-proof, ATEX-rated motor. Standard pumps for diesel, light oil, and water lack the sealed, spark-free motor housing, internal bypasses, and static-dissipating seals required for flammable fuels. Temperature also dictates fluid viscosity and motor load. Working in cold conditions near 45°F thickens standard oils, while ambient site heat reaching 43°C alters fuel volatility. Running unapproved liquids through non-rated seals causes rapid internal degradation, dangerous swelling, and immediate electrical fire risks.
What It Is
A diesel transfer pump is a dedicated liquid-scavenging device built to shift non-volatile hydrocarbons and water out of drums, tanks, and plant machinery. This unit uses an electric submersible pump design powered by a rechargeable lithium battery, removing the need for mains extension leads or manual siphon bulbs on site. The motor and impellers sit directly inside the fluid to push volume upward through the delivery line, rather than relying on surface-level suction lift. Because it is battery-operated, it offers portable decanting capabilities in remote yards, farm outbuildings, and road-side maintenance points where wired power is completely unavailable.
Key Uses & Applications
- Draining diesel from static storage bowsers, plant machinery fuel tanks, and site generators.
- Decanting light lubricating oils and hydraulic fluids from 205-litre barrels into smaller containers.
- Pumping out clean water from footings, shallow sumps, valve pits, and flooded equipment trays.
- Servicing off-grid equipment directly from mobile fuel cans without requiring manual hand pumps.
- Emptying contaminated water reservoirs or fluid storage tanks during scheduled plant maintenance.
- Transferring machine fluids safely without mains cables trailing across active workshop and jobsite floors.
Power Source: Rechargeable Lithium Battery. Compatible Media: Diesel, Water, Oil. Operation Mode: Electric. Product Type: Fuel Transfer Pump. Structure: Submersible Pump. Outlet Diameter: 19 mm (3/4 in). Pump Body Diameter: 51 mm. Housing Material: Aluminum Alloy & Stainless Steel. Input Voltage: 12V / 24V DC. Power Source: Rechargeable Lithium-Ion Battery. Motor Speed: 8500 RPM. Brand: tung. Compatible Fluids: Diesel, Water, Light Oils. Duty Cycle: 30 min ON / 15 min OFF. Flow Rate: 30 L/min. Max Head Lift: 5 m. Product Category: Fuel Transfer Pump. Pump Structure: Submersible Pump. Suction Type: Bottom Inlet Suction. Q: What is the flow rate and run time for this fuel transfer pump? A: This fuel transfer pump moves up to 30 to 40 liters per minute depending on fluid viscosity. The rechargeable lithium battery provides about 30 to 45 minutes of continuous pumping per full charge.. Q: What materials are used in the pump body to prevent corrosion? A: The housing uses cast aluminum and sealed plastic components to resist rust. The internal impellers and shaft are stainless steel to handle both diesel fuel and clean water without degrading.. Q: Which liquids can you safely move with this unit? A: You can use it for diesel, kerosene, light machine oils, and water. Do not use it for gasoline, alcohol, or corrosive acids, as those liquids can ruin the seals or cause fire hazards.. Q: Does this pump come with warranty coverage? A: Yes, it includes a one-year standard manufacturer warranty covering motor defects and battery failures. If the unit stops working under normal operating conditions, the maker will replace or repair it.. Q: Why is this portable pump a practical choice for field work? A: You do not need to hunt for electrical outlets or drag heavy generator cords out to your machinery. The battery-powered setup lets you empty fuel drums and water tanks directly on job sites without extra gear..