Description:
The Allen-Bradley 1768-PB3 CompactLogix Power Supply (1768PB3) is used in CompactLogix PLC systems to provide 24V DC power to the controller and associated modules. Commonly installed in CompactLogix racks within industrial control panels, manufacturing systems, packaging lines, and process automation equipment where stable and regulated DC power is required. Maintenance teams, OEMs, and system integrators use this power supply for new system builds, replacement of failed power units, panel upgrades, and reliable power distribution within PLC-based control systems.  Â
Applications:
The 1768-PB3 power supply is widely used in industrial automation environments to energize CompactLogix controllers and communication modules. It supports continuous operation in manufacturing plants, oil and gas facilities, water treatment systems, material handling operations, and high-performance processing applications where dependable PLC power delivery is critical to maintaining system uptime.Â
Technical Specifications:
• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model / Part number: 1768-PB3
• Product type: PLC power supply
• Series: CompactLogix 1768
• Input voltage: 24 V DC
• Output: Backplane power for 1768 modules
• Mounting: Panel mount (CompactLogix rack)
• Compatible systems: 1768 CompactLogix controllers
• Protection features: Industrial-grade power regulation
• Application environment: Industrial automation systems
Common Replacements:
• Allen-Bradley 1768-PA3
• Allen-Bradley 1769-PB4
• Siemens 6EP1332-4BA00
