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Allen-Bradley 1756-L84E
by Allen-Bradley
Read verified buyer reviews ↓OverviewExperience unparalleled control and performance for the most demanding industrial automation applications with the Allen-Bradley 1756-L84E ControlLogix 5580 Programmable Automation Controller (PAC). A leading model within the respected ControlLogix 5580 series, the 1756-L84E is engineered to provide outstanding processing power, memory, and high-speed communication capabilities, making it an excellent choice for intricate systems. This robust controller integrates effortlessly into your existing infrastructure, offering a foundation for advanced control strategies, increased productivity, and future expandability. Designed for diverse industries from manufacturing to process management, the 1756-L84E delivers the dependability and exactitude that Allen-Bradley is recognized for, ensuring smooth and efficient operations.The 1756-L84E stands out with its substantial 20 MB of user memory, accommodating even the largest and most complex control programs. Its integrated 1 GB Ethernet port enables incredibly fast network communication, which is crucial for real-time data exchange and synchronized operations across various devices. With support for up to 150 EtherNet/IP devices, this controller provides extensive connectivity for distributed control systems. Programmed and configured utilizing the intuitive Studio 5000 Automation Engineering & Design Environment, the 1756-L84E equips engineers with a powerful toolset for development, diagnostics, and maintenance. Discover the ultimate in industrial control with the Allen-Bradley 1756-L84E.Key Features High-Performance ControlLogix 5580 Family: Part of a premier series crafted for the most complex, high-speed, and challenging industrial automation tasks. Generous 20 MB User Memory: Offers extensive memory capacity to manage large and intricate control applications and data logging. Integrated 1 GB Ethernet Port: Ensures ultra-fast and reliable network connectivity, essential for rapid data throughput and communication with other industrial devices. Extensive EtherNet/IP Device Support: Capable of managing up to 150 EtherNet/IP devices, enabling broad distributed control architectures and seamless integration. 4-Character Alphanumeric Display: Provides convenient on-device status indication and basic diagnostic feedback for quick operational insights. Studio 5000 Logix Designer Compatibility: Fully programmable and configurable using the powerful and user-friendly Studio 5000 Automation Engineering & Design Environment, streamlining development and deployment. Robust Industrial Design: Constructed to withstand harsh industrial environments, ensuring long-term reliability and performance in critical applications. Technical Specifications Product Type: Programmable Logic Controller (PLC) / Programmable Automation Controller (PAC) Catalog Number: 1756-L84E Series: ControlLogix 5580 User Memory: 20 MB Ethernet Port: 1 x 1 GB (Gigabit Ethernet) Maximum EtherNet/IP Nodes: 150 Display: 4-Character Alphanumeric Programming Software: Studio 5000 Logix Designer application Communication Options: Integrated EtherNet/IP. Additional communication modules can be incorporated via the ControlLogix chassis. Processor Type: High-performance, designed for complex control algorithms and high-speed data processing. Applications Large-Scale and Complex Automation Systems: Manages intricate control sequences and extensive I/O points in sprawling industrial operations. Advanced Process Control: Ideal for precision control in chemical processing, oil and gas, pharmaceuticals, and other critical process industries. High-Performance Motion Control: Coordinates multi-axis motion systems with high accuracy and speed, essential for robotics and assembly lines. High-Speed Discrete Manufacturing: Optimizes production lines requiring rapid response times and synchronized operations. Systems Requiring Extensive Communication: Facilitates seamless data exchange across a multitude of devices and network protocols in distributed architectures. Why Choose the Allen-Bradley 1756-L84E?The 1756-L84E ControlLogix 5580 PAC offers a powerful combination of expansive memory, rapid communication, and robust design, making it an ideal choice for the most challenging industrial environments. Its compatibility with Studio 5000 Logix Designer simplifies programming and maintenance, reducing downtime and increasing operational efficiency. Investing in this controller means choosing a reliable, high-performance solution that will significantly enhance your automation capabilities and safeguard your operations for the future.Order NowReady to upgrade your control system? Contact Palm Parts Solution today to inquire about the Allen-Bradley 1756-L84E ControlLogix 5580 PAC. Our experts are available to assist you in selecting the perfect automation components for your specific needs.FAQWhat type of applications is the 1756-L84E best suited for?The 1756-L84E is particularly well-suited for large-scale, complex automation systems, advanced process control, high-performance motion control, and high-speed discrete manufacturing environments that require extensive communication capabilities.What is the user memory capacity of this controller?This controller features a substantial 20 MB of user memory, allowing it to handle extensive and sophisticated control programs and data logging requirements.Can I integrate many devices with the 1756-L84E?Yes, the 1756-L84E supports up to 150 EtherNet/IP devices due to its integrated 1 GB Ethernet port, providing extensive connectivity options for distributed control systems.What software is used to program the Allen-Bradley 1756-L84E?The 1756-L84E is programmed and configured using the Studio 5000 Automation Engineering & Design Environment, specifically the Studio 5000 Logix Designer application.What is the benefit of the integrated 1 GB Ethernet port?The integrated 1 GB Ethernet port ensures ultra-fast and reliable network connectivity, which is critical for real-time data exchange and synchronized operations across various industrial devices.
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Allen-Bradley 1756-L84E
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
- Product Type: Programmable Logic Controller (PLC) / Programmable Automation Controller (PAC)
- Catalog Number: 1756-L84E
- Series: ControlLogix 5580
- User Memory: 20 MB
- Ethernet Port: 1 x 1 GB (Gigabit Ethernet)
- Maximum EtherNet/IP Nodes: 150
- Display: 4-Character Alphanumeric
- Programming Software: Studio 5000 Logix Designer application
- Communication Options: Integrated EtherNet/IP. Additional communication modules can be incorporated via the ControlLogix chassis.
- Processor Type: High-performance, designed for complex control algorithms and high-speed data processing.
Applications
- Large-Scale and Complex Automation Systems: Manages intricate control sequences and extensive I/O points in sprawling industrial operations.
- Advanced Process Control: Ideal for precision control in chemical processing, oil and gas, pharmaceuticals, and other critical process industries.
- High-Performance Motion Control: Coordinates multi-axis motion systems with high accuracy and speed, essential for robotics and assembly lines.
- High-Speed Discrete Manufacturing: Optimizes production lines requiring rapid response times and synchronized operations.
- Systems Requiring Extensive Communication: Facilitates seamless data exchange across a multitude of devices and network protocols in distributed architectures.
Why Choose the 1756-L84E?
The 1756-L84E ControlLogix 5580 PAC offers a powerful combination of expansive memory, rapid communication, and robust design, making it an ideal choice for the most challenging industrial environments. Its compatibility with Studio 5000 Logix Designer simplifies programming and maintenance, reducing downtime and increasing operational efficiency. Investing in this controller means choosing a reliable, high-performance solution that will significantly enhance your automation capabilities and safeguard your operations for the future.
Availability & Shipping
- ▸In stock: 1756-L84E 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-L84E 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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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.