| Brand | Allen-Bradley |
| Series | ControlLogix |
| Enclosure | None (Open-Style) |
| I-O Memory | 0.98 MB |
| Maximum I-O | 128,000 |
| Module Type | Processor Module |
| User Memory | 4 MB |
| Manufacturer | Rockwell Automation |
| Isolation Voltage | 30 Volts Continuous |
| Power Dissipation | 2.5 Watts |
| Maximum Analog I-O | 4,000 |
| Maximum Digital I-O | 128,000 |
| Thermal Dissipation | 8.5 BTU per hour |
| Part Number/Catalog No. | 1756-L72K |
| Current Draw (1.2 Volts DC) | 5 Miliamperes |
| Current Draw (5.1 Volts DC) | 800 milliamps |
Does the Allen-Bradley 1756-L72K come with a warranty?
Yes. The 1756-L72K is backed by our 24-Month Replace Industrial Warranty, with no rush fees or hidden warranty charges. If a unit fails under normal use within the warranty period, we repair or replace it.
Is this 1756-L72K a genuine Allen-Bradley part?
The 1756-L72K is sourced and verified independently. Replace Industrial, LLC is not a Rockwell Automation Authorized Distributor, and all warranties are provided directly by Replace Industrial.
Is the Allen-Bradley 1756-L72K new or used?
We offer the 1756-L72K in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.
What are the key ratings of the 1756-L72K?
The 1756-L72K draws 5 Miliamperes.
What is the Allen-Bradley 1756-L72K?
The 1756-L72K is an Allen-Bradley ControlLogix 1756 Processor Module.
1756-L72K
The Allen-Bradley 1756-L72K by Rockwell Automation is a ControlLogix processor module known for its robust performance and capacity. With a 4 MB user memory and support for up to 128,000 digital and 4,000 analog I/O, it is a powerhouse for industrial control systems. This module consumes minimal power and offers an open-style enclosure without isolation.
All products are covered by our 2-Year (24-Month) Replace Industrial Warranty. If a unit is found defective under normal use within the warranty period, we repair or replace it at no additional cost, and a unit may be returned for a full refund within 30 days if returned in the same condition it was sent.
Replace Industrial is an independent distributor and does not convey the manufacturer's warranty; all warranties are provided by Replace Industrial alone. Read the full warranty policy
We repair a wide range of industrial automation equipment, including PLCs, HMIs, drives, servo motors, switches, and circuit breakers, with rush service for critical downtime. Request a quote, ship your unit, and we diagnose, repair, and return it. Request a repair quote
Our standard shipping method is UPS Ground. We can also ship on your FEDEX or DHL account.
We can ship many items our the same day via Overnight or 2 Day Shipping.
We currently only collect tax from customers in the state of North Carolina. If you are exempt on your purchase, please email your Sales Tax & Use Exemption Form to sales@replacenc.com.
If you are checking out via a quote we send you, there is an option to upload your form at the time of purchase.
If you have already placed an order, please send us your form and we can refund the charged taxes.










