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SIEMENS CM-0842 Industrial Communication Module for Automation
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SIEMENS CM-0842
Reliable industrial communication module for seamless integration into automation networks
| Brand | SIEMENS |
| Model | CM-0842 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 0.35 kg |
| Dimensions | 120x80x40 mm |
| Warranty | 6 months |
| Certifications | CE, UL, RoHS |
| SKU / MPN | CM-0842 |
| What’s in the box | Communication module, mounting bracket, connector, manual |
| Interface | RS-485 |
| Protocol | Modbus RTU |
| Baud Rate | 9600 to 115200 bps |
| Power Consumption | 2.5 W |
| Operating Temperature | -20°C to +60°C |
| Mounting | DIN Rail |
Key benefits: Robust design, easy configuration, wide protocol support, compact form factor
Typical applications: PLC-to-PLC communication, SCADA systems, remote monitoring, industrial data acquisition
Lifecycle: Active product, spare parts available
1 review for SIEMENS CM-0842 Industrial Communication Module for Automation
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Exact match for many brands
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Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.

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Richard S. –
Excellent built quality. Integrated easily into our existing control system.