DC Motor Speed Control HHO / PWM 12V/24V 15A Max Freq. 100Hz LM324 (MXA033)
Power Supply 12VDC / 24VDC Frequency 100HZ Jumper select 12V / 24V Duty cycle 0-100% DC motor current up to 15A (Max) PCB size 3.28 x 1.82 inch. All modual is tested again before shipping. In case, board is installed in a box, needs adequate ventilation. Extra cooling (Big Heat Sink or Fan is recommended, if board is to run with maximum current rating) Comes with the schematic and diagram