| Manufacturer | Rockwell Automation |
| Power supply, redundant | 1756-PA75R, 1756-PB75R, 1756-PSCA2 |
| Power supply, standard | 1756-PA72/C, 1756-PA75/B, 1756-PB72/C, 1756-PB75/B, 1756-PC75/B, 1756-PH75/B |
| Chassis | 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17 |
| Operating Temperature | 32-140 Fahrenheit (0-60 Celsius) |
| Dimensions | 5.51 x 4.41 x 5.71 inches |
| Communication Cable | 1786-RG6 quad shield RG6 coaxial cable |
| Enclosure | Open Type |
| Power Dissipation (Max) | 5.5 Watts |
| Isolation Voltage | 30 Volts Continuous |
| Backplane Current (24 Volts DC) | 1.7 milliamps |
| Backplane Current (5.1 Volts DC) | 970 milliamps |
| No. of Ports | Two (2) ControlNet ports |
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 1756-CNBR |
| Series | ControlLogix |
| Module Type | ControlNet communication module |
| Location | Chassis |
| Current Draw at 5.1 Volts DC | 970 Miliamperes |
| Current Draw at 24 Volts DC | 1.7 Miliamperes |
| ControlNet Rate of Communication | 5 Mbps |
| Logix Communication Connections | 40-48 |
| Max Connections Supported | 64 |
| Max Number of Nodes | 99 |
| Slot Width | 1 |
| Weight | 0.64 lbs (0.293 kg) |
| UPC | 10612598174086 |
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