Schematic & Wiring Diagram

A bloom toilet is article that best burghal citizenry booty for granted, but it can be a affluence for those who alive far abroad from account baptize and electricity. This circuit controls a small 12 Volt pump that is acclimated to ample a toilet catchbasin from an externa rainwater accumulating cistern. Automotive windshield wiper pumps assignment accurately in this application. The 12 Volt ability in my appliance comes from a small solar ability system, it may additionally be provided by a acceptable wall-wart DC ability supply. The cistern located below the toilet tank, the pump moves the water up to the toilet's tank. The pump is switched on back the toilet catchbasin is empty, it is switched off back the catchbasin has filled.

Specifications

Nominal operating voltage: 12V
Idle current: < 1 ma
Pump Current: < 5A