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Allen-Bradley 1756-L1/A ControlLogix processor module, 750KB memory, Series A, legacy RSLogix CPU

Allen-Bradley 1756-L1/A

SKU: 1756-L1/A
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$630.00
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Allen-Bradley 1756-L1/A

Overview

The Allen-Bradley 1756-L1/A is a legacy ControlLogix processor module with 750KB of user memory, designed for use in early-generation ControlLogix control systems. As part of Series A, this CPU is compatible with RSLogix 5000 programming software and is suitable for maintaining or upgrading existing automation systems still operating on this platform.

Key Features

  • Processor Type: ControlLogix standard CPU

  • Memory: 750KB user memory

  • Series: A

  • Programming Software: RSLogix 5000

  • Chassis Compatibility: 1756 ControlLogix chassis

  • Communication: Supports ControlNet, DeviceNet, and EtherNet/IP via communication modules

  • Battery Backup: Optional lithium battery supported

  • LED Indicators: Status, fault, and activity indicators on front panel

Technical Specifications

  • Catalog Number: 1756-L1/A

  • User Memory: 750KB

  • Chassis Slot Size: 1

  • Programming Environment: RSLogix 5000

  • Firmware Range: Compatible with early ControlLogix firmware

  • Battery Backup: Yes (optional battery module required)

  • Status LEDs: RUN, OK, RS232, BAT, FORCE, and others

  • Operating Temp: 0°C to 60°C

  • Certifications: UL, CE, CSA

  • Lifecycle Status: Legacy (no longer actively manufactured)

Applications

  • Legacy ControlLogix automation systems

  • Manufacturing lines with early-generation PLCs

  • OEM machines requiring backward compatibility

  • System migrations or spare part replacements

  • Training and simulation environments

Why Choose the 1756-L1/A

  • Cost-Effective Legacy Support: Ideal for extending the life of older ControlLogix systems

  • Straightforward Integration: Compatible with early RSLogix 5000 versions

  • Reliable Operation: Time-tested design from Rockwell Automation

  • Spare Part Replacement: Suitable for maintaining legacy installations

  • 1-Slot Compact Design: Fits easily in existing chassis setups

Order Now

The Allen-Bradley 1756-L1/A processor module is available and ships worldwide.

 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Allen-Bradley 1756-L1/A

Overview

The Allen-Bradley 1756-L1/A is a legacy ControlLogix processor module with 750KB of user memory, designed for use in early-generation ControlLogix control systems. As part of Series A, this CPU is compatible with RSLogix 5000 programming software and is suitable for maintaining or upgrading existing automation systems still operating on this platform.

Key Features

  • Processor Type: ControlLogix standard CPU

  • Memory: 750KB user memory

  • Series: A

  • Programming Software: RSLogix 5000

  • Chassis Compatibility: 1756 ControlLogix chassis

  • Communication: Supports ControlNet, DeviceNet, and EtherNet/IP via communication modules

  • Battery Backup: Optional lithium battery supported

  • LED Indicators: Status, fault, and activity indicators on front panel

Technical Specifications

  • Catalog Number: 1756-L1/A

  • User Memory: 750KB

  • Chassis Slot Size: 1

  • Programming Environment: RSLogix 5000

  • Firmware Range: Compatible with early ControlLogix firmware

  • Battery Backup: Yes (optional battery module required)

  • Status LEDs: RUN, OK, RS232, BAT, FORCE, and others

  • Operating Temp: 0°C to 60°C

  • Certifications: UL, CE, CSA

  • Lifecycle Status: Legacy (no longer actively manufactured)

Applications

  • Legacy ControlLogix automation systems

  • Manufacturing lines with early-generation PLCs

  • OEM machines requiring backward compatibility

  • System migrations or spare part replacements

  • Training and simulation environments

Why Choose the 1756-L1/A

  • Cost-Effective Legacy Support: Ideal for extending the life of older ControlLogix systems

  • Straightforward Integration: Compatible with early RSLogix 5000 versions

  • Reliable Operation: Time-tested design from Rockwell Automation

  • Spare Part Replacement: Suitable for maintaining legacy installations

  • 1-Slot Compact Design: Fits easily in existing chassis setups

Order Now

The Allen-Bradley 1756-L1/A processor module is available and ships worldwide.

 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Allen-Bradley 1756-L1/A

Allen-Bradley 1756-L1/A

$630.00
Add to wishlist
Allen-Bradley 1756-L1/A

Allen-Bradley 1756-L1/A

Your Price:
$630.00
Item Added to Your Cart
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