1756-PB75R: ControlLogix Redundant Power Supply
The 1756-PB75R is specified as ControlLogix Redundant Power Supply. Where this variant differs from others in its family is the configuration listed below — confirm it against the unit being replaced.
What separates this variant from its siblings is controllogix redundant power supply. A power supply or battery in a controller rack is sized against the backplane budget, not in isolation. controllogix redundant power supply is whether the unit delivers the voltage and current the rack draws at full load, and whether the battery holds programme and configuration through a power loss. Checking the configuration shown in the specification table against the rack's requirement prevents a supply that fits the slot but cannot hold the load.
| Feature | Specification |
|---|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number | 1756-PB75R |
| Description | Buy Allen-Bradley 1756-PB75R ControlLogix redundant power supply. 75W output, 18-32V DC input, hot-standby capability. |
Related Configurations
Other published configurations in the same family — confirm the distinguishing specification against your installation:
| Related Part Number | Configuration Difference |
|---|---|
| allen-bradley-1756-pb75-controllogix-power-supply-18-32vdc | confirm the configuration against your installation |
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Availability & Condition at AutoDCSTech
| Part Number | 1756-PB75R |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | US |
