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uniquegoods 6V 12V 24V Digital Display LED DC Motor Speed Controller PWM Stepless Speed Control Switch HHO Driver - Black CCM5DFeatures: CCM5D DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated (PWM). Large 0.56 inch 3-digit LED display numbers allow viewing under the most adverse conditions. The display range of 3-digit LED display is "000"-"100". (For example, displayed "066" a...$10.99$15.23
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DROK 090487 PWM DC Stepper Motor Speed Controller Pulse Width Modulation Stepless Control Module DC 10-60V 30A 600W Switch Dimmer GovernorParameters: Operating voltage: DC 10-60V Max Current: 30A Control Power: 600W (MAX) Static Current: 0.02A (standby) PWM duty cycle: 5% -99% (stepless) PWM Frequency: 19khz Features: 1. Its anti-dust potentiometer can separate from the board and you can use cable to connect potentiometer with th...$17.39$17.39