Product Description
Allen-Bradley 1756-PSCA2 ControlLogix Redundant Power Supply Adapter
The Allen-Bradley 1756-PSCA2 is a premium ControlLogix Redundant Power Supply Adapter module manufactured by Rockwell Automation. Engineered specifically for redundant power configurations within ControlLogix chassis, this adapter is critical for preventing system downtime and ensuring continuous operation in demanding industrial environments. It efficiently manages and distributes multiple DC voltage outputs, providing 15A at 5.1VDC, 1.5A at 1.2VDC, 2.8A at 24VDC, and 4A at 3.3VDC. Designed for rugged applications, the 1756-PSCA2 operates reliably in ambient temperatures ranging from 0°C to +60°C and carries comprehensive hazardous location certifications, including cULus Class I Division 2, ATEX, and IECEx.
Technical Specifications:
- Brand / Manufacturer: Allen-Bradley / Rockwell Automation
- Model Number: 1756-PSCA2 (Series A)
- Product Type: ControlLogix Redundant Power Supply Adapter
- Output Ratings: 15A @ 5.1VDC, 1.5A @ 1.2VDC, 2.8A @ 24VDC, 4A @ 3.3VDC
- Operating Temperature Range: 0°C to +60°C (32°F to 140°F)
- Certifications: cULus Listed (Class I, Div 2, Groups A,B,C,D), ATEX (II 3 G Ex nA IIC T4 Gc), IECEx

Allen-Bradley 1756-PSCA2 ControlLogix Redundant Power Supply Adapter
Maximize your system’s uptime with the Allen-Bradley 1756-PSCA2 ControlLogix Redundant Power Supply Adapter. Featuring multiple DC voltage outputs and Class I Div 2 hazardous location certification, this module ensures reliable, continuous power for critical industrial automation chassis.





