1756-ENET/B

ControlLogix EtherNet/IP Bridge Module

ControlLogix EtherNet/IP Bridge Module for connecting controllogix chassis, remote i/o and programming or hmi traffic over legacy ethernet networks, supplied against the exact catalog number with series, firmware and installed-system compatibility checked before quotation.

BRANDAllen-Bradley

STOCK CONFIRMATIONLead time: 2–3 days

CONDITIONBrand new and original

WARRANTY12 months

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Product overview

The Allen-Bradley 1756-ENET/B is a ControlLogix EtherNet/IP Bridge Module used for connecting controllogix chassis, remote i/o and programming or hmi traffic over legacy ethernet networks. Typical applications include controllogix remote i/o networking and controller and hmi messaging.

Selection must follow the complete catalog number rather than appearance alone. Before ordering, confirm series b hardware and firmware, ip address and network architecture, scanner or adapter role and i/o connection count, rslogix 5000, rslinx and controller firmware compatibility.

COMMON APPLICATIONS

Installed-system context

ControlLogix remote I/O networking
Controller and HMI messaging
Legacy EtherNet/IP bridge replacement

Tell us the controller, communication network and installed panel details. That context helps prevent a visually similar but incompatible replacement.

VERIFIED MODEL DATA

Technical specifications

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Manufacturer: Allen-Bradley (Rockwell Automation)
Catalog number: 1756-ENET/B
Product name: ControlLogix EtherNet/IP Bridge Module
Module type: ControlLogix Ethernet communication interface / bridge
Series: B
Network role: Adapter or scanner for real-time I/O; explicit messaging for configuration and programming
Connections: Supports direct and rack-optimized I/O connections
Chassis: 1756 ControlLogix chassis
Lifecycle: Discontinued legacy module; migration and firmware compatibility require review

Technical values are compiled from official Allen-Bradley product documentation for this exact article number. Always check the delivered unit nameplate and revision before installation.

What to send for verification

• Complete catalog number and nameplate
• Series B hardware and firmware
• IP address and network architecture
• scanner or adapter role and I/O connection count
• RSLogix 5000, RSLinx and controller firmware compatibility
• Required quantity, destination and condition

What your quotation will state

• Exact quoted article number
• New, surplus or refurbished condition
• Available quantity and estimated lead time
• Warranty and proposed shipping method

Discontinued communication module — confirm Series B firmware, network role, addressing and controller compatibility.

BUYER QUESTIONS

Frequently asked questions

What is the Allen-Bradley 1756-ENET/B?

It is a ControlLogix EtherNet/IP Bridge Module used for connecting controllogix chassis, remote i/o and programming or hmi traffic over legacy ethernet networks.

What should be checked before ordering?

Confirm the full catalog number, then verify series b hardware and firmware, ip address and network architecture, scanner or adapter role and i/o connection count.

Can a visually similar Allen-Bradley module be used instead?

Do not select by appearance alone. Series, firmware, memory, voltage, communication interface, chassis compatibility and field wiring can differ even when housings look similar.

What information is needed for a quotation?

Send the complete catalog number, quantity, destination, required condition and clear front or nameplate photos. We will confirm the quoted revision and lead time in writing.

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