• Curtis 1221B-6601 48/72V 500A PMC DC motor controller with 0–5k throttle; heavy-duty traction for industrial EVs, utility carts, tow tractors; sealed MOSFET design.
  • Curtis 36/48V 550A (0-5K) PMC 1221B-5701 — Electric Drive Solutions
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Curtis

Curtis 36/48V 550A (0-5K) PMC 1221B-5701

Curtis 36/48V 550A (0-5K) PMC 1221B-5701

$1,586.89 USD
$1,586.89 USD
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Curtis 36/48V 550A (0-5K) PMC 1221B-5701

The New Curtis 1221B-5701 36/48V 550A (0–5kΩ) PMC DC motor controller delivers heavy-duty traction power for industrial EVs, tow tractors, utility carts, and material-handling equipment. A 0–5k potentiometer throttle provides smooth, linear pedal response for strong launches, precise low-speed creep, and confident hill/grade control under sustained load. Its sealed, high-efficiency MOSFET power stage with robust thermal management and protections (over-current, under/over-voltage) ensures OEM-ready reliability for continuous-duty service.

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OEM & aftermarket cross-reference numbers

This part replaces or interchanges with the following part numbers:

  • CL7008174
  • CT1221B-5701
  • HU3181160
  • YP150121746
  • YP1501217-46
  • 7008174
  • 1221B-5701
  • 3181160
  • 150121746
  • 1501217-46

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