545 Front ball bearing DC 3.6V 4.2V 5V 72W high-speed carbon brush motor rechargeable hand drill 545 motor
This 545 motor is quite special with compensated carbon brushes and a long-life motor design.
This is probably the motor used in a pistol-type rechargeable hand drill.
Its minimum operating voltage is DC3.6V, maximum power is 72W, maximum speed is 26,000 rpm, no-load current is 7.5 A, and starting current exceeds 10A.
Generally, power tool motors are powered by high-power lithium batteries.
If you want to use a switching power supply instead, the power supply current should be more than 20A. If it is too small, it may even fail to start.
The output shaft diameter of this motor is 3.15 MM, but the end is customized to 3.1 MM
Motor cable length: about 50 MM
Motor weight: 175g
suitable voltage: 3.6V, 4.2V and 5V rate voltage: DC3.6 V (voltage of a set of lithium batteries)
No-load current: 7.5 A
No-load speed: 26000 RPM
Power: 72 W