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2.5-Year Warranty · Free Shipping · Same-Day Shipping 980-202-0882 · Charlotte, NC

Allen-Bradley 1756-EN2TR ControlLogix Module

Manufacturer: Allen-Bradley
MPN: 1756-EN2TR
UPC/GTIN: 612598547739

$1,746.85

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The 1756-EN2TR is an Allen-Bradley 2-port EtherNet/IP communication module for the ControlLogix platform with enhanced DLR (Device Level Ring) support. Supports 10/100 Mbps full-duplex Ethernet with DLR, star, and linear topologies and 256 CIP connections. Draws 500 mA @ 5.1V from the backplane.

Ethernet Ports 2, 10/100 Mbps, full duplex
Topology DLR (enhanced), Star, Linear
CIP Connections 256
Current Draw 500 mA @ 5.1V
Slot Width 1 (any slot)
Platform ControlLogix (1756)
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PLC Exchange is not an authorized distributor: Products ship in unopened, original manufacturer-marked packaging. See Original Packaging or Warranty for more information.

SKU: 1756-EN2TR Categories: ,

Description

Allen-Bradley 1756-EN2TR

The 1756-EN2TR is an Allen-Bradley 2-port EtherNet/IP communication module for the ControlLogix platform with enhanced DLR (Device Level Ring) support. Supports 10/100 Mbps full-duplex Ethernet with DLR, star, and linear topologies and 256 CIP connections. Draws 500 mA @ 5.1V from the backplane.

Tech Data (1756-TD001)

Module Overview
Catalog Number 1756-EN2TR
Type EtherNet/IP Communication Module (DLR)
Ethernet Ports 2
Speed 10/100 Mbps, full duplex
Topology DLR (enhanced), Star, Linear
Protocols EtherNet/IP, TCP/UDP, DHCP, DNS, IGMP
CIP Connections 256
Slot Width 1 (any slot)
Platform ControlLogix (1756)
Electrical Specifications
Current Draw (5.1V) 500 mA
Operating Temperature 0…60 °C
Source: All specifications verified against Allen-Bradley ControlLogix product documentation, 2026.

PLC Exchange products ship in their unopened, manufacturer-marked Original Packaging. Because we are not an authorized distributor, we are not legally allowed to claim these items as “New”, “Factory Sealed”, or any other term that may imply such. We have over 10 years of experience working with trusted suppliers to make sure you receive the top-quality hardware you need. Items ship in their original packaging, with the same function and contents as OEM-supplied materials. PLC Exchange is an independent supplier of industrial automation products and is not affiliated with the brand manufacturer or any of its authorized distributors. All warranties are provided directly by PLC Exchange. Trademarks, logos, and brand names referenced are property of their respective owners and are used for descriptive identification only.

Technical Notes for 1756-EN2TR

  • Refer to the manufacturer's installation instructions for proper mounting, wiring, and configuration.
  • Ensure compatibility with your existing system architecture before ordering.
  • All 1756-EN2TR units sold by PLC Exchange are tested and ship in original factory packaging.
  • For application-specific questions or system compatibility verification, contact PLC Exchange technical support at [email protected] or 980-202-0882.

Alternative Part Numbers & Names for 1756-EN2TR

The 1756-EN2TR by Allen-Bradley may also be found under the following alternative names, catalog numbers, or common search variations:

  • 1756EN2TR
  • Allen Bradley 1756-EN2TR
  • Allen-Bradley 1756-EN2TR
  • 1756 EN2TR
  • 1756/EN2TR
  • ControlLogix 1756-EN2TR

All variations refer to the same Allen-Bradley product. If you are unsure whether this is the correct part for your application, contact our team for assistance.

Additional information

Weight 0.55 lbs
Dimensions 3.94 × 2.17 × 5.67 in
mpn

1756-EN2TR

manufacturer

Allen-Bradley

condition

Original Packaging

warranty

2.5 Year PLC Exchange Warranty, 30 Days worry-free return from delivery

upc

612598547739

Dimensions & Weight for 1756-EN2TR

Shipping Dimensions
Weight0.55 lbs
Length3.94 in
Width2.17 in
Height5.67 in
Box Dimensions (L×W×H)3.94 × 2.17 × 5.67 in

Dimensions shown are for the shipping package. For module-level mechanical dimensions, refer to the manufacturer datasheet.

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Frequently Asked Questions

Where can I find the technical datasheet for the 1756-EN2TR?

The official manufacturer datasheet is available for download on the 1756-EN2TR product page at PLC Exchange. Look for the Tech Data PDF link in the product description.

Does the 1756-EN2TR include a warranty?

Yes. Every 1756-EN2TR sold by PLC Exchange includes a 2.5-year warranty (30 months, full replacement). Details: https://plcexchange.net/warranty-information/

What is the return policy for the 1756-EN2TR?

PLC Exchange offers a 30-day worry-free return policy. Eligibility and details: https://plcexchange.net/return-policy/

When will my 1756-EN2TR ship?

In-stock orders placed before 4 PM ET ship the same business day via free UPS Ground. Expedited options (Next Day Air, 2nd Day Air) are available at checkout.

Who manufactures the 1756-EN2TR?

The 1756-EN2TR is manufactured by Allen-Bradley. PLC Exchange is an independent reseller specializing in Allen-Bradley industrial automation products.

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