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Allen-Bradley – 1756-ENBT ControlLogix Enet/IP Comms Module
Discontinued by Rockwell Automation / Allen-Bradley — we can still source the original 1756-ENBT (new, used or refurbished, subject to availability). Request a quote below.
Request a Quote
Quick facts
| Availability | Confirmed on request |
| Category | ControlLogix I/O Modules |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
Can I still buy the 1756-ENBT now that it is discontinued?
Yes. Rockwell Automation / Allen-Bradley has discontinued the 1756-ENBT, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.
When can 1756-ENBT be shipped?
1756-ENBT is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 1756-ENBT in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 1756-ENBT and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 1756-ENBT, subject to availability and destination.
Allen-Bradley 1756-ENBT — ControlLogix Enet/IP Comms Module. Discontinued by Rockwell Automation on December 31, 2021. PartnerPLC supplies new, surplus and discontinued Allen-Bradley parts — request a quote for price, condition and lead time.
Specifications
Product
| Lifecycle | Discontinued |
| Discontinued date | December 31, 2021 |
| Replacement category (Rockwell) | Functional Replacement |
| Repair options available | Yes |
Specifications
| Application | EtherNet/IP |
| Communication | Ethernet/IP |
| Display | Digital |
| Enclosure | None (open-style) |
| Mounting | Chassis |
| Sub Brand | ControlLogix |
| Type | Communication Module |
| Communication | Ethernet/IP |
| Interface | 1 Copper RJ45 (10/100 Mbps) |
| Number Of Channels | 1 |
| ATEX temp code | T4 |
| CIP unconnected messages | 64 + 64 (backplane + Ethernet) |
| Communication rate | 10/100 Mbps |
| Conducted RF immunity | 10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz |
| Connections supported, max | TCP: 64, CIP: 128 (CIP connections can be used for all explicit or all implicit applications. for exAle, a 1756-ENBT module has a total of 128 CIP connections that can be used for any combination of connections.) |
| Current draw | 700mA @ 5.1V DC, 3mA @ 24V DC |
| EFT/B immunity | ±2kV @ 5kHz on Ethernet ports |
| Emissions | CISPR 11: Class A |
| Enclosure type rating | None (open-style) |
| ESD immunity | 6 kV contact discharges, 8 kV air discharges |
| Ethernet cable | 802.3 compliant shielded or unshielded twisted pair |
| Ethernet ports | 1 Ethernet RJ45 Category 5 |
| IO link master | false |
| Isolation voltage | 30V (continuous), basic insulation type, Ethernet, network to backplane, Type tested @ 707V DC @ 60s |
| Module location | Chassis based, any slot |
| Operating temperature | 0 °C <Ta <60 °C (32 °F <Ta <140 °F) |
| Power dissipation | 3.7 W |
| Radiated RF immunity | 10V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 1V/m with 1 kHz sine wave 80% AM from 2000...2700 MHz |
| Radio standard Bluetooth | false |
| Radio standard GPRS | false |
| Radio standard GSM | false |
| Radio standard UMTS | false |
| Radio standard Wi-Fi 802.11 | false |
| Redundancy | false |
| Relative humidity | 5...95% noncondensing |
| Shock | Operating: 30 G, Non operating: 50 G |
| Slot width | 1 |
| Storage temperature | -40 °C <Ta <85 °C (-40 °F <Ta <185 °F) |
| Supporting protocol for ASI | false |
| Supporting protocol for AS-Interface Safety at Work | false |
| Supporting protocol for CAN | false |
| Supporting protocol for Data-Highway | false |
| Supporting protocol for DeviceNet | false |
| Supporting protocol for DeviceNet Safety | false |
| Supporting protocol for EtherNet/IP | true |
| Supporting protocol for Foundation Fieldbus | false |
| Supporting protocol for INTERBUS | false |
| Supporting protocol for INTERBUS-Safety | false |
| Supporting protocol for KNX | false |
| Supporting protocol for LON | false |
| Supporting protocol for Modbus | false |
| Supporting protocol for other bus systems | false |
| Supporting protocol for PROFIBUS | false |
| Supporting protocol for PROFINET CBA | false |
| Supporting protocol for PROFINET IO | false |
| Supporting protocol for PROFIsafe | false |
| Supporting protocol for SafetyBUS p | false |
| Supporting protocol for SERCOS | false |
| Supporting protocol for SUCONET | false |
| Supporting protocol for TCP/IP | true |
| Surge transient immunity | ±2 kV line-earth (CM) on Ethernet ports |
| Surrounding air temperature, max | 60 °C |
| Thermal dissipation | 12.6 btu/h |
| Vibration | 2 G @ 10...500 Hz |
| Wiring category | 2 - on Ethernet ports |
| With optical interface | false |
| With potential separation | false |
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