Allen Bradley 25B-D1P4N104 Inverter Drive – 0.4kW, IP20

The AB 25B-D1P4N104 is a compact, high-performance variable frequency drive from the PowerFlex 525 series. Designed for general-purpose motor control in both standalone and networked applications, it features embedded EtherNet/IP, Safe Torque Off (STO), and advanced motor control options—all in a space-saving Frame A enclosure.

Rated at 0.5 HP (0.4 kW) for both Normal and Heavy Duty operation, this IP20 open-type drive supports 3-phase 480V input and provides energy-efficient motor control for conveyors, pumps, fans, and more. With its flexible programming, scalable I/O, and connectivity options, the 25B-D1P4N104 is ideal for OEMs and system integrators alike.

Technical Specifications

Model: 25BD1P4N104
Series: PowerFlex 525
Type: AC Variable Frequency Drive
Power Rating: 0.5 HP (0.4 kW) ND / HD
Frame Size: A
Enclosure Type: IP20 / NEMA Open
Application: Motor control, conveyors, fans, pumps, OEM machinery
Filter: No (unfiltered model)

Electrical Specifications

Input Voltage: 380–480 V AC, 3 Phase
Input Frequency: 50/60 Hz
Nominal Output Current: 1.4 A
Output Power (ND): 0.4 kW
Output Power (HD): 0.4 kW
Max Output Frequency: 500 Hz
Motor Control Modes: V/Hz, Sensorless Vector, Economizer
Analog Inputs: 2
Analog Outputs: 1
Digital Inputs: 7
Digital Outputs: 4
RS-485 Port: 1
USB Port: 1 (for programming via CCW)
EtherNet/IP: Embedded with dual-port DLR support
Safety Feature: Safe Torque Off (STO) integrated

Mechanical Specifications

Width: 72 mm
Height: 152 mm
Depth: 172 mm
Mounting Type: Panel / Wall Mount
Cooling Method: Convection (fanless)
Weight: Approx. 1.4 kg
Control Interface: Integrated keypad with LED display
Display Module: Yes – built-in

Environmental Specifications

Operating Temperature: –10…50 °C (up to 60 °C with derating)
Storage Temperature: –40…85 °C
Relative Humidity: 5% to 95% non-condensing
Shock Resistance: 15 g, 11 ms (IEC 60068-2-27)
Vibration Resistance: 1 g, 10–500 Hz (IEC 60068-2-6)
Altitude Rating: Up to 1000 m (derating above)
Ingress Protection: IP20
Pollution Degree: 2
Certifications: CE, UL, cULus, RoHS, RCM

Compliance & Communication

Network Protocols: EtherNet/IP, Modbus RTU
Safety Compliance: Integrated STO (EN ISO 13849-1 Cat. 3, PL d; SIL 2)
Programming Software: Connected Components Workbench (CCW)
Firmware Upgradeable: Yes via USB or EtherNet/IP
Diagnostics: Built-in event logging and parameter diagnostics
EMC Compliance: EN 61800-3

Key Features & Benefits

✅ Embedded EtherNet/IP with DLR – Ensures seamless integration into modern control architectures

✅ Safe Torque Off (STO) – Built-in safety for Category 3 / PL d applications without external relays

✅ Compact Frame A Size – Space-saving design ideal for OEM panels and small enclosures

✅ Flexible Control Options – V/Hz, vector control, PID, and economizer modes for efficiency

✅ User-Friendly USB Interface – Quick configuration via Connected Components Workbench

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