Product Overview
The ‌Allen-Bradley 1756-ENBT/A‌ is an industrial Ethernet communication module designed for Rockwell Automation’s ControlLogix platform. It serves as a critical interface for real-time data exchange between PLCs, HMIs, and higher-level systems in automation architectures5. Supporting TCP/IP, UDP, and EtherNet/IP protocols, it enables high-speed connectivity for process monitoring, remote diagnostics, and system integration across manufacturing, energy, and infrastructure applications25. Its ruggedized construction ensures reliable operation in demanding industrial environments with variable temperatures and vibrations45. For distributors like Hainan Jinlin Electromechanical, the ‌1756-ENBT/A‌ represents a cornerstone component that enhances system interoperability while reducing integration complexity36.

Technical Specifications

Parameter Value
Product Model 1756-ENBT/A
Manufacturer Allen-Bradley (Rockwell Automation)
Product Type Ethernet Communication Module
Supported Protocols EtherNet/IP, TCP/IP, UDP
Operating Voltage 24V DC (19.2–28.8V)
Operating Temperature 0°C to 60°C
Connection Capacity Up to 64 TCP/IP connections
Mounting Compatibility ControlLogix chassis

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Key Features and Benefits
The ‌1756-ENBT/A‌ excels in seamless integration with ControlLogix systems, enabling modular expansion and centralized configuration without complex rewiring5. Its dual-port Ethernet switch supports daisy-chaining for simplified cabling and reduced network infrastructure costs2. Real-time diagnostics via Studio 5000 software allow proactive maintenance by monitoring module status, bandwidth usage, and connection errors57.

Engineered for harsh environments, the module features industrial-grade EMI/RFI immunity and conformal-coated PCBs for moisture resistance45. By enabling remote access to PLC data, it facilitates predictive analytics and reduces on-site troubleshooting time25. Compatibility with third-party SCADA and MES systems further extends its value in plant-wide digitalization initiatives5.

For end-users, the ‌1756-ENBT/A‌ delivers operational resilience: its firmware supports hot-swapping during system runtime, minimizing production disruptions during maintenance7. Hainan Jinlin Electromechanical enhances this reliability with pre-sale technical validation and global sourcing options for urgent replacements36.


Related Models

  • 1756-EN2T‌ – Enhanced version with gigabit Ethernet bandwidth.
  • 1756-EWEB‌ – Web server-enabled module for remote visualization.
  • 1756-CNB‌ – ControlNet communication module.
  • 1756-L7x‌ – ControlLogix processors for expanded logic capacity.

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Why Choose Hainan Jinlin Electromechanical?
As an authorized distributor of Allen-Bradley, we provide:

  • Authenticity Guarantee‌: Factory-sealed units with traceable serial numbers34.
  • Technical Support‌: Configuration guidance for ControlLogix integration.
  • Global Sourcing‌: Access to scarce variants like ‌1756-ENBT/A‌ via our supply network67.
  • Warranty‌: 18-month replacement guarantee.

Contact for Immediate Support‌: