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Allen-Bradley 1747-L543
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1747-L543 is a dependable SLC 5/04 Programmable Logic Controller (PLC) featuring 64K of memory, a vital component of the respected Rockwell Automation SLC 500 series. While considered established technology, this controller remains a fundamental choice for numerous industrial automation applications globally, recognized for its consistent performance and stability. Designed for effortless integration into current setups, the 1747-L543 provides crucial communication options through DH+ and RS-232, ensuring dependable operation for vital manufacturing and process control environments. Palm Parts Solution understands the lasting value of the SLC 500 platform and the importance of maintaining operational continuity for your existing systems. We are committed to supporting your infrastructure by supplying the Allen-Bradley 1747-L543 from our readily available stock, accompanied by expert guidance for these trustworthy legacy systems.Key Features SLC 5/04 Processor: A powerful and proven processor for reliable industrial control. 64K Memory: Generous memory capacity for complex control programs and data management. DH+ Communication: Enables high-speed communication within Allen-Bradley control systems. RS-232 Communication: Offers versatile serial connectivity for programming and peripheral devices. Robust Industrial Design: Constructed to endure demanding industrial environments. Backward Compatibility: Seamlessly integrates into existing SLC 500 architectures. Technical SpecificationsThe Allen-Bradley 1747-L543 provides a strong foundation for industrial control with its precise engineering and classic specifications: Product Type: Programmable Logic Controller (PLC) Series: SLC 500 Processor Model: SLC 5/04 CPU Memory Size: 64K words Communication Ports: Data Highway Plus (DH+), RS-232 Manufacturer: Allen-Bradley (Rockwell Automation) Part Number: 1747-L543 ApplicationsThe Allen-Bradley 1747-L543 has been successfully deployed across a wide variety of industrial sectors, demonstrating its adaptability and reliability in: Machine Control: Precise control for automated machinery and equipment operations. Process Automation: Managing and optimizing continuous or batch processes in manufacturing facilities. Manufacturing Systems: Providing core control for assembly lines, packaging, and other production workflows. Material Handling: Automating conveyor systems, robotics, and logistics operations. Water and Wastewater Treatment: Monitoring and controlling pump stations and filtration systems. Why Choose This Model? Proven Reliability: A highly dependable controller with a long history of success in industrial settings. Cost-Effective Maintenance: An excellent solution for extending the operational life of existing SLC 500 systems. Immediate Availability: Secure your essential components with controllers available from our stock at Palm Parts Solution. Expert Support: Benefit from Palm Parts Solution's specialized knowledge in industrial automation and legacy systems. Essential Feature Set: Delivers necessary functionalities like DH+ and RS-232 for robust automation tasks. Order NowEnsure the continuous smooth operation of your industrial processes with the Allen-Bradley 1747-L543 SLC 5/04 Controller. Palm Parts Solution is your trusted partner for high-quality industrial automation components, offering competitive pricing, expert support, and fast, reliable shipping. Explore our extensive inventory of SLC 500 Controllers and other Allen-Bradley Industrial Automation Products. Contact us today to secure your 1747-L543 and maintain efficient operations.FAQWhat is the memory capacity of the Allen-Bradley 1747-L543?The Allen-Bradley 1747-L543 features a 64K word memory capacity, suitable for complex control programs and data management.What communication ports are available on the 1747-L543?The 1747-L543 includes both Data Highway Plus (DH+) and RS-232 communication ports for versatile connectivity.Is the Allen-Bradley 1747-L543 compatible with existing SLC 500 systems?Yes, the 1747-L543 offers backward compatibility, allowing for seamless integration into existing SLC 500 architectures.
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Allen-Bradley 1747-L543
Overview
This is a genuine Allen-Bradley component from the SLC 500 Platform (Legacy) 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 SLC 500 Platform (Legacy) 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 SLC 500 Platform (Legacy) family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
The Allen-Bradley 1747-L543 provides a strong foundation for industrial control with its precise engineering and classic specifications:
- Product Type: Programmable Logic Controller (PLC)
- Series: SLC 500
- Processor Model: SLC 5/04
- CPU Memory Size: 64K words
- Communication Ports: Data Highway Plus (DH+), RS-232
- Manufacturer: Allen-Bradley (Rockwell Automation)
- Part Number: 1747-L543
Applications
The Allen-Bradley 1747-L543 has been successfully deployed across a wide variety of industrial sectors, demonstrating its adaptability and reliability in:
- Machine Control: Precise control for automated machinery and equipment operations.
- Process Automation: Managing and optimizing continuous or batch processes in manufacturing facilities.
- Manufacturing Systems: Providing core control for assembly lines, packaging, and other production workflows.
- Material Handling: Automating conveyor systems, robotics, and logistics operations.
- Water and Wastewater Treatment: Monitoring and controlling pump stations and filtration systems.
Why Choose the 1747-L543?
- Proven Reliability: A highly dependable controller with a long history of success in industrial settings.
- Cost-Effective Maintenance: An excellent solution for extending the operational life of existing SLC 500 systems.
- Immediate Availability: Secure your essential components with controllers available from our stock at Palm Parts Solution.
- Expert Support: Benefit from Palm Parts Solution's specialized knowledge in industrial automation and legacy systems.
- Essential Feature Set: Delivers necessary functionalities like DH+ and RS-232 for robust automation tasks.
Availability & Shipping
- ▸In stock: 1747-L543 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 1747-L543 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.