ACS255-01U-04A3-1 - 1
The ABB ACS255-01U-04A3-1 - 1 repair unit is a compact industrial AC drive from the ACS255 VFD series, engineered for general-purpose motor control in manufacturing and process automation. Rated 1 HP at 110V, 15.8A, this drive delivers precise speed and torque regulation for single-phase and three-phase motor loads.
This ABB VFD supports sensorless vector and V/Hz control modes, with Modbus RTU communication for seamless integration into supervisory control systems. Built-in Safe Torque Off functionality and IP20 construction suit indoor industrial cabinets. We offer repair, refurbished, and new-replacement inventory with full 2-year warranty on all repairs.
Repair option: send in your faulty unit for component-level repair — $470.00 with free diagnostics, a 2-year warranty, and a 5–30 business day turnaround. Repair typically costs 40–70% of a new unit, saving you 30–60%. Learn more about our VFD repair service.
Technical Specifications
| Part Number: | ACS255-01U-04A3-1 - 1 |
| Manufacturer: | Abb |
| Voltage: | 110V |
| Current: | 15.8A |
| Power: | 1HP |
| Type: | VFD |
| Control Modes: | V/Hz, sensorless vector, direct torque control |
| Communication: | Modbus RTU, CANopen |
| Enclosure: | IP20 NEMA Open |
| Software: | DriveWindow, ABB Motion |
Compatible alternatives
Equivalent units from other manufacturers — all in-stock at Flexa, covered by the same 2-year warranty.
