Allen-Bradley 25B-D037N114 AC Variable Frequency Drive

Allen-Bradley 25B-D037N114 PowerFlex 525 AC Drive delivers precise speed and torque control for three-phase motors, rated at 10 HP with 240 V AC input and 37 A output. Configured for panel mounting in Frame D, it operates on three-phase across a 0–400 Hz range and uses V/Hz and sensorless vector control to provide smooth acceleration and accurate speed regulation. This drive is commonly used in conveyors, pumps and fans, mixers, compressors, HVAC equipment, and packaging machinery, supporting material handling, water and wastewater treatment, and general manufacturing processes where adjustable speed and energy savings matter. Manufactured by Allen-Bradley (Rockwell Automation), the 25B-D037N114 is widely used by maintenance teams, OEMs, and system integrators for upgrades, panel builds, and automation retrofits to improve process performance and reliability.