Allen-Bradley 22A-B1P5N104
Repair option: send in your faulty unit for component-level repair — $335.00 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%.
22A-B1P5N104 repair service is a core offering at Flexa Systems, where our technicians specialize in restoring the ALLEN BRADLEY 22A-B1P5N104 repair to full factory specification — and we also carry 22A-B1P5N104 refurbished stock for facilities that need a faster swap-out solution. This unit is a compact PowerFlex 4 series AC variable frequency drive rated at 240 VAC three-phase input, delivering 1.5 amps of output current to control a 0.2 kW (0.35 HP) motor with precision speed regulation. It is widely deployed in light conveyor systems, small pump stations, packaging equipment, and HVAC auxiliary fan motors where compact footprint and reliable speed control are critical. Customers frequently search for 22A-B1P5N104 troubleshooting support after encountering nuisance trips caused by environmental contaminants or capacitor degradation common in units with several years of service. The drive supports sensorless vector and V/Hz control modes, making it appropriate for constant-torque and variable-torque loads in food processing, material handling, and water treatment facilities. If you need industrial VFD repair handled quickly without scrapping a functioning control panel, our bench diagnostics process can identify IGBT failures, gate driver faults, and control board corruption within 24 hours of receipt. For those asking about 22A-B1P5N104 repair near me, Flexa Systems ships repaired units nationwide from our facility in Lewisville TX, with a fast turnaround that minimizes production downtime. Free diagnostics are included with every repair submission, so you know exactly what failed before committing to a service quote.
The 22A-B1P5N104 is compatible with Allen-Bradley's broader PowerFlex 4 and PowerFlex 40 control ecosystem, and ALLEN BRADLEY 22A-B1P5N104 integration into existing MicroLogix 1100, MicroLogix 1400, and CompactLogix L-series PLC architectures is straightforward using the drive's built-in RS-485 DSI communication port with an optional 22-SCM-232 or 22-HIM-A3 interface module. The 22A-B1P5N104 compatible with DeviceNet networks can be achieved by adding the 22-COMM-D communication adapter, while EtherNet/IP connectivity is available via the 22-COMM-E module for facilities running Studio 5000 Logix Designer with connected components workbench. A 22A-B1P5N104 replacement for the earlier 22A-B1P5H304 or the legacy 1305 Series drives is feasible in most panel configurations, provided input line reactors (such as the 1321-3R series) and output filters are retained for EMI compliance. The drive accepts standard NEMA frame T-frame motors with 230V three-phase windings, and its I/O terminal block supports 0–10V analog speed reference and dry-contact digital inputs compatible with most PLC sourcing or sinking output cards.
- DC bus overvoltage fault (F005) triggered on deceleration when default decel ramp time is too short for the connected load inertia — particularly common in 22A-B1P5N104 troubleshooting cases where no dynamic braking resistor is installed.
- Output IGBT short-circuit fault (F012) resulting from moisture ingress into the drive enclosure, which causes carbonized tracking across the gate driver PCB and destroys one or more of the three-phase output transistors — a frequent finding in 22A-B1P5N104 fault investigations from wash-down or high-humidity environments.
- Input rectifier diode failure presenting as an unbalanced DC bus voltage reading below 280 VDC under no-load conditions, often preceded by repeated undervoltage faults (F004) due to single-phasing caused by a cracked solder joint on the rectifier bridge — common in units exceeding 7 years of continuous cyclic service.
- Control board EEPROM corruption causing the drive to revert to factory defaults on every power cycle, losing all programmed parameters including accel/decel times, motor nameplate data, and analog input scaling — typically triggered by a momentary power interruption during an active parameter write operation or by electrostatic discharge during field servicing.
Technical Specifications
| Part Number: | 22A-B1P5N104 |
| Manufacturer: | ALLEN BRADLEY |
| Voltage: | 240 VAC 3 PHASE |
| Current: | 1.5 AMP |
| Power: | 0.2 KW / 0.35 HP |
| Type: | POWERFLEX 4 |



