AB Control Systems 125840-02 Industrial PLC Module
A compact yet powerful solution for demanding automation environments. This Allen-Bradley ControlLogix PLC module delivers precise control for machine automation and process monitoring applications. Engineers appreciate its seamless integration with existing EtherNet/IP networks and robust performance in harsh industrial settings.

Technical Specifications
| Attribute | Specification |
|---|---|
| Brand | Allen-Bradley (Rockwell Automation) |
| Form Factor | Modular DIN-rail mount (approx. 120x60x25mm) |
| Power Requirements | 24V DC ±15%, 1.2W consumption |
| I/O Configuration | 16 digital inputs, 16 relay outputs |
| Processing Speed | 10µs per instruction |
| Memory | 16KB RAM, 8KB EEPROM |
| Weight | Approx. 220g |
| Operating Temp | -20°C to 60°C |
| Comms | RS-485 + EtherNet/IP |
Real-World Applications
Commonly found in automotive assembly lines, food processing equipment, and chemical manufacturing plants. This module excels in applications requiring precise timing control and high-speed I/O response. A customer in the packaging industry recently mentioned how its diagnostic features helped identify sensor faults before production downtime occurred.
We frequently handle related models including:
- 1756 series ControlLogix processors
- 1794 POINT I/O modules
- 2711 series PanelView HMIs
- Other 1258xx series PLC modules
Why Choose Our Service?
With 19 years’ experience in industrial automation parts since 2005, we maintain a global inventory across 16 warehouses in 6 countries. Every 125840-02 module comes with our standard one-year warranty – no questions asked. While we can’t publish prices directly due to manufacturer restrictions, our team responds to inquiries within 2 hours during business hours.
Contact us directly for:
- Current stock availability
- Technical compatibility checks
- Warranty terms clarification
- Fast delivery options
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