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The Allen-Bradley 1771-CT is a versatile I/O power supply paralleling chassis cable designed for the PLC-5 family, specifically for integration with the 1771-P4S and 1771-P6S power supplies. This unit ensures efficient communication between power supplies, maintaining operation even if one power supply is disabled. With a backplane current of 1 A, a typical module scan time ranging from 1.3 to 5 ms, and a length of 1.5 meters, the 1771-CT is robust for demanding applications, operating efficiently within temperature ranges from -40 to 85°C. Designed to optimize space, it fits seamlessly into a single slot of each power supply, featuring dimensions of 89 x 165 x 51 mm and a weight of 0.9 kg.