Our new Silent Switching PWM controllers have our easy-to-use analog/digital interface and operate at an inaudible frequency for noise sensitive applications.

28 Amp Silent Motor Speed Controller - SPD-328

The RLC-230 Constant Current Controller gives you total control over the amount of current going into the load. Numerous safety features protect the controller from overloads, overheating, and wiring problems, increasing long-term reliability.

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.