2X 7V-12V Brushless Driver Board Controller for Hard Drive Motor 3/4 Wire Speed Control Board

2X 7V-12V Brushless Driver Board Controller for Hard Drive Motor 3/4 Wire Speed Control Board Beschrijving

The driver board can drive hard disk brushless motors ,CD-ROM brushless motor and so ,the Micro-3-wire or 4-wire without hall brushless motor, It's have reverse voltage protection , Over current protection , Phase inversion control
Driver voltage: DC7-12v
Working voltage: less than equal 1.2A
Speed adjust: 0%-

Material: PCB
Color: green
Note: Brushless motor of receiving terminal drive plate must be pressed sturdiness, poor contact will lack of phase operation and burn out the chip.Board terminals fixed screw clearance, please use coarser connected to the board.
How to identify four motor public port: use the resistance of the multimeter x gears test this four terminal,One of the terminals and the other three terminal resistance value of the minimum and equal
So it's COM terminal
Size: 6x4.5cm/2.36x1.77 inch
Quantity:2Pc

Package Contents:
2 x 7V-12V Brushless Driver Board