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With the Whadda WPM421 and WPM422 water pump and valve you can create your own plant watering system or build an automatic aquarium refill system by using your Arduino and this small yet powerful water pump.
Working voltage range: 5V DC to 12V DC
Max. load current: 0.35 A at 12V DC
Power consumption: 4.2 W at 12V DC
Max. horizontal flow rate: 240 L/H (63 gal/H )
Max. static lift: 3 m ( 118" )
Noise class: <40 dB
Waterproof class: IP68
Life span: > 30.000 hrs
External diameter of outlet: 8 mm ( 0.31" )
External diameter of inlet: 8 mm ( 0.31" )
Driving mechanism: brushless DC motor
Pump shell material: ABS
Max. working temperature: 60 °C (140 °F)
Conditions of use: can continuously work, submersible or land use (not self-priming)
Dimensions: 51 x 34 x 42.7 mm ( 2 x 1.34 x 16.8" )