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DC 3-6V Micro Submersible Water Pump. Cheapest model I could find.
Some specs gathered around the web:
- DC Voltage: 2.5-6V
- Maximum lift: 40-110cm / 15.75″-43.4″
- Flow rate: 80-120L/H
- Outside diameter of water outlet: 7.5mm / 0.3″
- Inside diameter of water outlet: 5mm / 0.2″
- Diameter: Approx. 24mm / 0.95″
- Length: Approx. 45mm / 1.8″
- Height: Approx. 30mm / 1.2″
- Material: engineering plastic
- Driving mode: brushless dc design, magnetic driving
- Continuous working life of 500 hours
Some specs I measured:
- Requires about 500mA @ 5V when starting
- About 150mA @ 5V working current
- Minimum current about 50mA @ 5V
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