The fluid you are trying to get rid of has to be up HIGHER than the bucket you are flowing into. [ Premium Quality Rubber ] -- Rubber hand pump that starts siphoning liquid flow quickly. Siphon hand pump for gasoline, oil, water, and other common liquids.
eBay
Mini 370 Air Vacuum Pump DC 6V 9V 12V Dual Hole Negative Pressure Pump Positive Pressure 120kPa Negative Pressure -65kPa Pump
Aliexpress UK
The pump is marked with an arrow indicating the direction of water flow, and the built-in check valve can effectively prevent the liquid from flowing back.
eBay
jiayin JYPC-3 AC 220V/240V 25W Mini Electromagnetic Pump Coffee Machine Water Pump Plunger Pump High Pressure Flow 220/120cc/min
Aliexpress UK
Manual Hand Siphon Pump. Fast & Efficient Siphoning: The built-in pump bulb creates a vacuum to start the siphon flow with just a few squeezes, allowing you to transfer liquids quickly and with minimal effort.
eBay
25cm/30cm 1pcs Air Pump Sand Stone Aquarium Oxygen Pump Fresh Air Stone Nano Bubble Bar Aquarium Fish Tank Aerator Pump
Aliexpress UK
1 Portable Fuel Transfer Pump. User-friendly design with reinforced sealing ring prevents overflow. And extra thick and long hose is compatible with most fuel containers. Parcel Content One-button switch allows to transfer liquids quickly and safely without leakage and waste.
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Lithium battery DC submersible pump small 12V water pump for irrigation vegetable farmland irrigation water pump remote switch
Aliexpress UK
Universal hand operated liquid transfer Syphon Pump with pressure release valve. Car, Caravan. Transfers any low viscosity fluid including Petrol, Diesel, thin Oils and water. Car, Caravan, Boat, Trailer.
eBay
Solar Powered Pond Aerator Solar Pond Pump Aquarium Aerator Air Bubbler Aquarium Bubbler Pump Pond Aerator Solar Air Pump Fish
Aliexpress UK
Not suitable for saltwater or corrosive liquids. The fluid you are trying to get rid of has to be up higher than the bucket you are flowing into. Only for vehicles without a gasoline protection grid.
eBay
Electric Drill Pump Drill-Powered Pump Self-priming DC Centrifugal Pump DC Pumping Machine Portable Home Garden Outdoor Tool
Aliexpress UK
Large Siphon Pump. To stop the flow, loosen the vent at the top of the pump. Tube Length: 86.5cm. Made from acid-oil-resistant plastic and suitable for use with acid & Oil. It is a valuable tool for transferring various liquids or removing water.
eBay
Accessories For High Pressure Pump Water Pump Pneumatic High Pressure Plunger Pump High Performance Metal Material
Aliexpress UK
Syphon Pump Set - 2pc. Product Support & After Care. Professional Service.
eBay
4-stroke 6.5 HP Water Pump, 210cc Irrigation Pump, Gasoline Water-pump 28m Lift for Wells Extraction, Farm Irrigation
Aliexpress UK