Allen-Bradley 1756-PB72 ControlLogix DC Power Supply: Reliable Rack-Mounted Performance
This Allen-Bradley 1756-PB72 is a robust 24V DC power supply designed for ControlLogix systems. It delivers stable, clean power to your entire chassis backplane. With an input range of 18-32V DC and multiple output voltages, it ensures your automation system runs smoothly. The unit features built-in overcurrent protection and is tested for high isolation. It mounts directly to the left side of compatible chassis without using a module slot.
Key Features & Benefits
- Wide Input Range: Works with 18-32V DC sources.
- High Power Output: Delivers up to 10A at 5.1V for demanding applications.
- Rugged Design: Operates in temperatures from 0-60°C (32-140°F).
- Easy Installation: Simple terminal wiring and clear status LED.
- Strong Compatibility: Fits Series A, B, and C ControlLogix chassis.
Complete Technical Data
- Brand: Allen-Bradley / Rockwell Automation
- Model: 1756-PB72 (Full Suffix)
- Series: ControlLogix
- Input Voltage: 18-32V DC (24V DC Nominal)
- Output Power: 75W at 60°C
- Current Capacity:
- 4A at 3.3V
- 10A at 5.1V
- 2.8A at 24V
- Hold-up Time: 35-40 ms
- Operating Temperature: 0 to 60°C (32 to 140°F)
- Weight: 0.95 kg (2.10 lb)
Installation Guide
Install this power supply in the left-most slot of the ControlLogix chassis. It does not use a module slot. Connect the DC+ and DC- terminals correctly. Always connect the protective earth (ground) wire to the chassis ground or ground bus for safety. The single LED indicator shows power status.
Packaging & Warranty
- Package Includes: One 1756-PB72 power supply unit.
- Warranty: 12 months quality guarantee.
- Shipping: We ship via FedEx, UPS, and DHL.
Compare With Related Products
For a full technical overview, download the specification sheet here. Compare this DC power supply with other ControlLogix modules:
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