Browse

1. The main types of small 12V pump and what each is for Diaphragm, submersible, centrifugal and piston pumps compared, so you can match one to a transfer, pressure or garden watering job.
2. Flow rate, lift and head explained for small pumps What litres per minute, metres of head and suction lift mean, and how to read a pump curve to see what a pump will really deliver.
3. How much power a 12V water pump really uses How to turn a pump's volts and amps into watts and watt-hours, and check whether a small battery can run it for a day.
4. Pumping from a tank to a tap: a simple pressure setup How a tank, pump, pressure switch and tap work together in a cabin, shed or camper, and which mistakes to watch for.
5. Gravity feed or pump: which suits your site? When a raised tank can supply water with no power at all, how to judge the height you need, and when a pump is the better choice.
6. Running a pump straight from a solar panel Can a panel drive a pump with no battery? Yes, within limits. Here's how it works, what a controller does, and where it falls short.
7. Why a small pump won't prime or loses flow Common causes of air leaks, blocked strainers and weak suction in small pumps, and a simple order for checking each one.