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O.S. OCA-170HV 70Amp 50V Brushless ESC


New product

This is the O.S. OCA-170HV 70Amp 50V Brushless ESC. 

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$185.00 tax excl.

  • Features:

    • O.S. quality is now available in a brushless speed control
    • The perfect complement to O.S. brushless motors!
    • Cooler running with the latest generation FET
    • Automatic battery cell number recognition
    • Start protection prevents accidental starting of the motor
    • Low-voltage cutoff stops the motor before voltage levels reach the point where control is lost and cell damage can occur
    • No-signal cutoff switches the ESC off when signal from the transmitter is not received
    • Overheat protection restricts output when temperatures reach high levels
    • Anti-spark function reduces sparks that can occur when connecting the battery
    • Opto-isolation prevents motor feedback from reaching the receiver and causing glitches 


    • Weight: 3.14 oz (89 g)
    • Functions: Forward/Stop/Brake/Reverse
    • Load Current (Peak): 70A (85A/5 seconds)
    • Cell Number: 14-36 NiCd/NiMH; 4-12 LiPo
    • PWM Frequency: 32kHz
    • Recommended O.S. Brushless Motors: OMA3825-750/OMA5020-490

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