The sort of pumps used in the filtration systems of fountains and swimming pools don’t take kindly to running dry. So putting such a pump on a simple timer to run while you’re away come… ...

Timer-controlled beam pumps reduce operating expense A timer or pump-off controller (POC) can improve overall beam-pump efficiency for a well with a pump capacity greater than its production capacity.

A reader is considering getting a hot water recirculation pump, which claims to save a lot of water. Does this makes up for their energy use?

The LTC3246 is a compact, low noise buck-boost charge pump with integrated watchdog timer capable of up to 500mA of output current. The LTC3246 uses multimode switched capacitor conversion to maintain ...