Allen-Bradley 1771-P7/B AC Power Supply, designed for use in Allen-Bradley 1771 I/O chassis used with PLC-5 and PLC-2 programmable logic controller systems. This module converts 120/220 VAC input power into the regulated DC voltages required to operate PLC processors and installed I/O modules within the chassis.
The 1771-P7 is one of the higher-capacity power supplies available for the 1771 platform and is commonly installed in automation systems that require reliable power delivery to multiple PLC modules.
These power supplies are widely used in manufacturing plants, packaging equipment, material handling systems, water treatment facilities, energy infrastructure, and industrial automation equipment. Because PLC-5 systems remain operational across many facilities, maintenance departments frequently search for exact replacement modules such as the 1771-P7/D to minimize system downtime.
Manufacturer: Allen-Bradley (Rockwell Automation)
Catalog Number: 1771-P7
Series: B
Part Number: 96264672 A01
Product Type: PLC Chassis Power Supply
Platform Compatibility: Allen-Bradley 1771 I/O System
PLC Systems Supported:
PLC-5
PLC-2
Input Voltage:
120 VAC
220 VAC
Frequency: 50 / 60 Hz
Installation: Installs directly in 1771 I/O rack / chassis
Function: Provides regulated DC power to PLC processor and I/O modules
Designed for: Industrial automation control systems
Condition: New Old Stock - Purchased as a backup unit and never used. Has sat in department storage until the department wide upgrading.
PLC-5 industrial control systems
Manufacturing automation equipment
Process control systems
Water and wastewater treatment plants
Material handling and conveyor systems
Packaging and production machinery
Industrial automation control cabinets
Allen-Bradley 1771 power supply family commonly searched by maintenance engineers:
1771-P1
1771-P4
1771-P7
1771-P7/B
1771-P7/D
These modules are frequently purchased as replacement power supplies for PLC-5 control racks still operating in industrial environments.