Industrial Automation Co. is NOT an Authorized Rockwell Distributor - we have our own unique inventory and sourcing relationships. Review our Reseller notice, here.

The Allen-Bradley 1771-PS7 is a versatile stand-alone auxiliary power supply designed for compatibility with PLC-5 Programmable Controllers and 1771 Control Systems. It operates on both 120V and 220V AC with a frequency range of 47-63Hz, providing a robust backplane output of +5V DC at 16A to effectively support various system configurations. This power supply can be mounted either directly onto an I/O chassis or separately, ensuring optimal convection cooling, while offering reliable performance with power limits set to prevent overloading the system.