The Allen-Bradley 1756-L81E-NSE is a versatile and high-performing ControlLogix 5580 series controller, engineered for complex automation tasks. It boasts the capacity to manage up to 32 controller tasks with 1000 programs each, and offers unlimited local I/O event triggers. Communication is streamlined with its built-in USB port for configuration and online edits, alongside an embedded Ethernet port supporting speeds up to 1000 MB/s.
Product Model1756-L81E-NSE
Product ID106001
Stock on Request
Last updated: 8/29/2026
Key Features
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1. High Performance and CapacityThe Allen-Bradley 1756-L81E-NSE provides up to 45% more capacity over previous controller generations, making it ideal for complex automation tasks.
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2. Advanced CommunicationEquipped with a built-in USB port for local programming and configuration, as well as an embedded Ethernet port supporting speeds up to 1000 MB/s, ensuring seamless communication and high-speed I/O and motion control.
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3. Versatile Programming OptionsSupports multiple programming languages including Relay Ladder Logic, Function Block Diagram, Structured Text, and Sequential Function Chart, allowing for flexible programming options.
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4. Enhanced Security FeaturesDigitally-signed controller firmware adds an extra layer of security, while controller-based change detection and logging enable added security measures.
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5. Robust Industrial DesignOperates efficiently with a power dissipation of 6.2 Watts and a thermal dissipation of 21.2 BTU per hour, making it suitable for robust industrial applications.
