Building Filters
About the Allen-Bradley PLC-4
The Allen-Bradley PLC-4 is a vintage rack-based programmable logic controller known for robust industrial control in legacy automation systems. Designed for modular I/O and reliable ladder-logic control, it remains sought after for refurbishing, retrofitting and supporting older production lines where original compatibility and proven durability matter.
- Trusted Seller
Allen Bradley 1756-A4 Chassis ControlLogix PLC Rack 1756-PA72 1756-L55 CPU Comm (DW7877-2)
- Manufacturer: Allen-Bradley
- Model: PLC-4
Allen Bradley ControlLogix MPN: 1756-A4 USED ControlLogix 4 Slot Chassis Series B - Revision J02 Includes: 1756-PA72 Power Supply Module 1756-L55 Processor Module 1756-ENBT EtherNet Communications Bridge 1756-CNB...
$485 USDChattanooga, TN