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Welcome to Critical Velocity, your source for quality motion controls!

15 Amp Silent PWM Motor Speed Controller

This motor controller features analog or digital inputs, soft start and a silent PWM switching frequency for maximum versatility.

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Easy to Use Speed Controls

      Our speed controls feature easy to use interfaces ranging from simple analog control using a potentiometer or 0-5V signal to digital push button and logic interfaces for PLC's and microcontrollers.


What is PWM?

Answers to this and more in the FAQ Section!.



  Featured Products:

15 Amp PWM Motor Speed Controller

  
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$ 49.95

CV AI-STEP XC Advanced Intelligent Stepper Position Controller

Serial and Manual Control  
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$ 229.95

15 Amp High Frequency PWM Motor Speed Controller

  
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$ 58.95

15 Amp DIGITAL PWM Motor Speed Controller

  
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$ 53.95

15 Amp Bidirectional PWM Motor Speed Controller

Forward and Reverse control  
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$ 73.95

30 Amp PWM Controller for Resistive Loads

  
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$ 55.95

Bipolar Stepper Motor Driver with Microstepping capability

The ST-1 Stepper Motor Driver allows you to drive a bipolar or unipolar stepper motor with up to 2.5 Amps per phase of current.

Selectable Full, 1/2, 1/4 and 1/8 step modes provides smooth operation and high resolution.

Opto-isolated STEP and DIRECTION inputs protect your control electronics.

ST-1 Bipolar Stepper Motor Driver


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