AC220V 300/400/500W AC Motor Speed Controller Motor Speed Regulator 500♪

(Relative humidity: <90%. 1) Select COM and CW short circuit, then the motor rotates clockwise;. Speed range: 90-1400r/min 50HZ, 90-1700r/min 60HZ. Matching motor power: 300W; 400W; 500W (Optional). 2) Select COM and CCW to short, then the motor rotates counterclockwise.

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