Allen-Bradley 1756-PA72
Allen-Bradley 1756-PA72
Allen-Bradley 1756-PA72
Allen-Bradley 1756-PA72
Allen-Bradley 1756-PA72
Allen-Bradley 1756-PA72
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1756-PA72

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The Allen-Bradley 1756-PA72 is a 75 W standard ControlLogix AC power supply with an 85 to 265V AC, 47 to 63 Hz input range.
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Technical specifications for 1756-PA72

  • Manufacturer:
    Allen-Bradley
  • Part Number:
    1756-PA72
  • Product Family:
    ControlLogix
  • Product Type:
    Allen-Bradley 1756-PA72 ControlLogix Standard AC Power Supply
  • Stock:
    1
  • Input Voltage Range:
    85 to 265V AC
  • Nominal Input:
    120V / 240V AC
  • Input Frequency:
    47 to 63 Hz
  • Output Power:
    75 W max
  • Capacity at 5.1V DC:
    10 A
  • Capacity at 24V DC:
    2.8 A
  • Module Location:
    Left side of 1756 chassis
  • Compatible Chassis:
    1756-A4, A7, A10, A13, A17
  • Weight:
    0.95 kg
  • Estimated shipping dimensions:
    Product dimensions: 14.0 x 11.2 x 14.5 cm (H x W x D).
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications AC Input Plan Power Budget Replacement Check

Features:

  • •85 to 265V AC input for standard ControlLogix chassis
  • •Maximum combined backplane output of 75 W
  • •Left-side chassis mounting across five standard chassis sizes

1756-PA72 converts a wide-range AC source into the backplane power required by a standard ControlLogix chassis.

Selection should follow the chassis series, installed module list, total wattage, and individual 5.1 V and 24 V rail demand.

Field replacement planning should preserve source, wiring, torque, grounding, isolation, and controlled restart records.

Availability is subject to Apter Power's current inventory and sourcing confirmation.

Verified resources for Allen-Bradley 1756-PA72:

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

Allen-Bradley 1756-PA72 ControlLogix Standard AC Power Supply Specs

General

  • ManufacturerAllen-Bradley
  • Model1756-PA72
  • ConditionNew Original ready stock
  • Product FamilyControlLogix

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

AC source and wiring review

  • •Input range: Confirm the site source is within 85 to 265V AC.
  • •Frequency: Verify the 47 to 63 Hz supply requirement.
  • •Isolation plan: Follow the approved disconnect and protective-device design.
  • •Field wiring: Confirm conductor size, torque, and grounding procedure.

Backplane power budget

  • •Combined output: Keep total backplane demand within 75 W.
  • •5.1 V rail: Review controller and communication-module demand.
  • •24 V rail: Include every installed module in the rail calculation.
  • •Change review: Recalculate capacity after hardware additions.

Replacement preparation

  • •Chassis series: Match the supply to the installed standard chassis series.
  • •Catalog identity: Verify 1756-PA72 on the nameplate and project records.
  • •Load record: Preserve the installed module list and power calculation.
  • •Shutdown plan: Follow the approved isolation and restart procedure.
Description
The Allen-Bradley 1756-PA72 is a standard AC power supply for 1756-A4, 1756-A7, 1756-A10, 1756-A13, and 1756-A17 ControlLogix chassis.

The Allen-Bradley 1756-PA72 accepts 85 to 265V AC at 47 to 63 Hz and provides up to 75 W combined backplane output at 0 to 60 C.

The Allen-Bradley 1756-PA72 should be selected from the exact chassis series, AC source, installed module load, backplane rail demand, wiring, and shutdown requirements.
Revisions

Revision Part #

Also known as

1756-PA72 Ser C
1756-PA72/C, Series C, Rev C
Alternative Names
1756PA72 1756 PA72 AB 1756-PA72 Allen Bradley 1756-PA72 Rockwell 1756-PA72 ControlLogix 1756-PA72 1756-PA72 power supply ControlLogix AC power supply
Technical notes
The Allen-Bradley 1756-PA72 is a 75 W standard ControlLogix AC power supply with an 85 to 265V AC, 47 to 63 Hz input range. Confirm the installed chassis, series, power architecture, and module context before replacement.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What should be checked before ordering Allen-Bradley 1756-PA72?
Confirm the chassis series, AC input source, installed module list, backplane power calculation, wiring, quantity, and destination.
Which chassis are listed for 1756-PA72?
Rockwell Automation lists 1756-A4, 1756-A7, 1756-A10, 1756-A13, and 1756-A17 standard chassis.
How should engineers confirm that 1756-PA72 has enough capacity?
Calculate combined output and each backplane rail demand from the installed modules, then compare them with official supply limits.
Can 1756-PA72 replace any 1756 power supply by voltage alone?
No. Verify the exact catalog number, chassis series, input type, output capacity, dimensions, wiring, and approved system design.
What field records help source a 1756-PA72 replacement?
Provide the nameplate, series, chassis model, module inventory, AC source, cabinet drawing, quantity, and required delivery date.
How can Apter Power support 1756-PA72 procurement?
Apter Power can review the exact supply, chassis context, documentation needs, quantity, and destination before quotation.

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