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Allen-Bradley 1756-L81ES
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1756-L81ES GuardLogix 5580 Safety Controller delivers sophisticated safety functionalities and robust automation for challenging industrial applications. This potent controller is equipped with 3MB of standard memory and an additional 1.5MB of dedicated safety memory, providing outstanding performance for complex tasks. Optimized for high-performance use, the 1756-L81ES includes an embedded 1 Gigabit Ethernet port and supports seamless integration with up to 100 EtherNet/IP devices, making it a foundation for modern industrial networks. Its integrated 4-character alphanumeric display offers real-time status updates and critical data at a glance, simplifying monitoring and troubleshooting. USB connectivity further streamlines programming and diagnostics, offering engineers enhanced convenience in industrial control setups. The GuardLogix 5580 series excels at combining both standard and safety-specific functions, aiding industries in meeting stringent safety standards without sacrificing system reliability or performance.Key Features Extensive 3MB Standard Memory: Provides ample space for intricate automation programs, ensuring efficient operation even with large data sets and sophisticated control strategies. Dedicated 1.5MB Safety Memory: Guarantees high availability and secure operation in critical environments by allocating specific memory for safety-related functions. Integrated 1 Gigabit Ethernet Port: Facilitates ultra-fast communication and superior network integration, essential for modern, high-speed industrial operations. Broad EtherNet/IP Device Support: Enables the integration of up to 100 EtherNet/IP devices, making it an ideal solution for large, distributed control systems. Convenient USB Port: Simplifies programming, configuration, and diagnostics, offering easy access for system maintenance and troubleshooting. Clear 4-Character Alphanumeric Display: Provides immediate, at-a-glance access to important system information, statuses, and error codes for proactive monitoring. Seamless Safety and Automation Integration: Designed to merge critical safety features with traditional automation tasks, streamlining operations and enhancing overall system integrity. Technical Specifications Model: Allen-Bradley 1756-L81ES GuardLogix 5580 Product Type: Safety Controller Standard Memory: 3MB Safety Memory: 1.5MB Ethernet Port: 1 Gigabit (Embedded) EtherNet/IP Device Support: Up to 100 devices Display: 4-Character Alphanumeric Connectivity: USB Series: GuardLogix 5580 Applications Advanced Industrial Automation: Perfectly suited for industrial settings demanding both cutting-edge safety and high-performance automation capabilities, ensuring secure and optimal process execution. Critical Safety Systems: An essential component for applications where safety is paramount, including robotics, sophisticated material handling systems, and production lines adhering to strict safety protocols. Robust Ethernet/IP Networks: Seamlessly integrates into diverse EtherNet/IP networks, offering scalable and highly flexible solutions for expansive, distributed industrial systems. Real-time Monitoring and Diagnostics: Utilizes its integrated display and USB ports to facilitate efficient diagnostics and continuous system performance tracking, minimizing downtime and expediting troubleshooting. Process Control for Regulated Industries: Ideal for pharmaceutical, chemical processing, and other industries with stringent regulatory compliance requirements for safety. Why ChooseThis controller enhances operational safety by integrating advanced safety functions directly into the control system, reducing risks and ensuring compliance with global safety standards. With its substantial memory and high-speed communication capabilities, it delivers superior performance and efficiency, adeptly handling complex industrial operations.Order NowFor inquiries or to place an order, contact Palm Parts Solution today.FAQWhat is the primary function of the Allen-Bradley 1756-L81ES controller?The Allen-Bradley 1756-L81ES is a GuardLogix 5580 Safety Controller designed for both advanced safety functions and robust automation in demanding industrial environments.How much memory does the 1756-L81ES have?It features 3MB of standard memory and an additional 1.5MB of dedicated safety memory.Can this controller integrate with other devices?Yes, it supports seamless integration with up to 100 EtherNet/IP devices through its embedded 1 Gigabit Ethernet port.What display features are included?The controller includes a 4-character alphanumeric display for real-time status updates, error reporting, and critical data.Does it have USB connectivity?Yes, it includes USB connectivity to streamline programming, configuration, and diagnostics.
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Allen-Bradley 1756-L81ES
Overview
This is a genuine Allen-Bradley component from the ControlLogix family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
- Engineered to integrate inside ControlLogix installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the ControlLogix family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model: Allen-Bradley 1756-L81ES GuardLogix 5580
- Product Type: Safety Controller
- Standard Memory: 3MB
- Safety Memory: 1.5MB
- Ethernet Port: 1 Gigabit (Embedded)
- EtherNet/IP Device Support: Up to 100 devices
- Display: 4-Character Alphanumeric
- Connectivity: USB
- Series: GuardLogix 5580
Applications
- Advanced Industrial Automation: Perfectly suited for industrial settings demanding both cutting-edge safety and high-performance automation capabilities, ensuring secure and optimal process execution.
- Critical Safety Systems: An essential component for applications where safety is paramount, including robotics, sophisticated material handling systems, and production lines adhering to strict safety protocols.
- Robust Ethernet/IP Networks: Seamlessly integrates into diverse EtherNet/IP networks, offering scalable and highly flexible solutions for expansive, distributed industrial systems.
- Real-time Monitoring and Diagnostics: Utilizes its integrated display and USB ports to facilitate efficient diagnostics and continuous system performance tracking, minimizing downtime and expediting troubleshooting.
- Process Control for Regulated Industries: Ideal for pharmaceutical, chemical processing, and other industries with stringent regulatory compliance requirements for safety.
Why Choose the 1756-L81ES?
This controller enhances operational safety by integrating advanced safety functions directly into the control system, reducing risks and ensuring compliance with global safety standards. With its substantial memory and high-speed communication capabilities, it delivers superior performance and efficiency, adeptly handling complex industrial operations.
Availability & Shipping
- ▸In stock: 1756-L81ES ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 1756-L81ES ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
Machine down? We ship parts the same day.
New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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What Verified Buyers Say
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.