1756-PB72
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These parts come in their original packaging, although they are currently open and may display an older date code. Each item is pre-owned but has been carefully maintained and is in excellent condition, ensuring reliable performance. Please note that Marci Network Hardware is not an authorized distributor for the manufacturers or tradenames listed, so the original manufacturer’s warranty does not apply. These parts are ideal for professionals or hobbyists seeking quality components at a great value.
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Marci Hardware Packaging refers to items that are professionally inspected, tested, and securely repacked by Marci Network Hardware. These products may not include the original manufacturer’s packaging but are carefully packed to ensure safe storage and shipping. Each item is fully functional, well-protected, and ready for reliable use, offering excellent value without compromising performance.
What is Refurbished Packaging?
Refurbished packaging refers to the packaging used for a product that has been previously owned, returned, or repaired, and then restored to a like-new or fully functional condition. Unlike original packaging, which comes directly from the manufacturer, refurbished packaging may not look brand-new and could be a plain box or a repackaged version provided by the refurbished.
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The 1756‑PB72 is a ControlLogix® DC power supply module from Allen-Bradley that provides the necessary regulated voltages to power a ControlLogix PLC chassis and its modules. It accepts a 24 V DC input and distributes multiple DC output voltages for backplane logic and I/O device operation, making it essential for stable automation system performance.
Technical Details
| Specification | Details |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Line | ControlLogix® Power Supplies |
| Model / Part No. | 1756-PB72 |
| Module Type | DC Power Supply for PLC chassis |
| Input Voltage | 18 – 32 V DC (nominal 24 V DC) |
| Input Power (Max) | ~95 W |
| Output Power (Max) | ~75 W @ 0 – 60 °C |
| Output Voltages & Currents | • 5.1 V DC @ ~10 A• 3.3 V DC @ ~4 A• 1.2 V DC @ ~1.5 A• 24 V DC @ ~2.8 A |
| Hold-Up Time | ~35 ms @ 18 V DC; ~40 ms @ 24 V DC |
| Isolation | ~250 V continuous (power input to backplane) |
| Operating Temp. Range | 0 °C – 60 °C |
| Storage Temp. Range | -40 °C – 85 °C |
| Mounting | Left-end installation in 1756 chassis |
| Dimensions (Approx) | ~140 × 112 × 145 mm (5.5 × 4.4 × 5.7 in) |
| Weight (Approx) | ~0.95 kg (2.1 lb) |
| Status | Active industrial PLC power supply |
| Typical Application | Provides DC power for ControlLogix backplane and modules |
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1 Year Warranty ( Manufacturer warranty DO NOT apply )