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10-50V 40A DC Motor Speed Control PWM HHO RC Controller 12V 24V 48V 2000W

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The PWM switching frequency has to be much higher than what would affect the load (the device that uses the power), which is to say that the resultant waveform perceived by the load must be as smooth ...
Condition:New
Time left:26d 18h 9m
Item location:California
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