Allen Bradley 1756-L61 ControlLogix Processor | Replacement & Repair

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Condition: Unused surplus / Refurbished / Used

Part Number: 1756-L61

NJT Automation supplies the Allen Bradley 1756-L61 ControlLogix Processor with fast next-day delivery, backed by a full 1-year warranty. If you prefer to repair your existing unit, we also offer a mail-in repair service with rush turnaround available.

Buy Replacement (Get Quote)Request Repair Quote
Price
On Request
Availability and condition determine final quote.
ShippingFree UPS ground included | Next-Day Air and Worldwide Shipping available at checkout
DescriptionControlLogix Logix5561 Processor with 2048 Kbytes User Memory and 478 Kbytes I/O Memory
Warranty1-year full-function warranty provided by NJT Automation on all parts and repairs. If you have any issues we can usually swap your unit next-day air (based on inventory)-no waiting weeks for a repair.

The original Allen Bradley warranty does not apply to pre-owned units. Full warranty coverage is provided directly by NJT Automation.

Returns90-day free returns on all purchases.View return policy
Exchange

We will purchase your old or damaged parts.

Inventory Level 1 RFQ

Level 1 inventory is available within our supplier network. We confirm prices, quantities, and next-day shipping options with the quote. We've built relationships with trusted suppliers across the United States and carefully screen out vendors that sell counterfeits, low-quality used equipment, or repackaged items marketed as new. We specialize in hard-to-find Allen Bradley components, offering top-quality replacement parts at a reasonable price, backed by reliable service and warranty.

Availability
Available Level 1

This part is available through our Level 1 supplier network. Request a quote to confirm quantity, price, and next-day shipping options.

Repairs

1756-L61 Mail-In Repair Service | Get Estimate

How the Process Works:

  1. Submit Your RFQ: Complete the request-for-quote (RFQ) form with your exact requirements.
  2. Receive a Quote: We respond ASAP - within 1 hour during business hours.
  3. Approve and Pay: Agree to the quoted price, and we will issue an invoice payable via credit card or your preferred method.
  4. Direct Shipping: Our normal shipping time is 3-5 business days, during which we thoroughly inspect and certify items to meet our high standards. If you request next-day air delivery, the item will be sent directly to you and arrive the following business day. Please note: These items are NOT available for local pickup at NJT Automation's location.

What We Offer

NJT Automation's sourcing service is committed to providing you with high-quality, genuine parts and exceptional customer service to keep your operations running smoothly.
  • Our network has millions of parts ready to be delivered now.
  • Complete Transparency: Clear information on item availability.
  • Well-vetted components from trusted suppliers sourced from the USA.
  • Technical Support: Assistance, troubleshooting and hardware repairs.
  • Minimal Markup: The best sourcing service at a minimal cost.
  • Quick Delivery: Fast access to the parts you need to get your machines back up and running.
ConditionUnused surplus / Refurbished / Used

We can quote this part in unused surplus, refurbished, or used condition depending on availability and your preference. Specify your requirement in the RFQ.

Tell us your preferred condition (unused surplus, refurbished, or used) in the quote form.

Part Number1756-L61
ManufacturerAllen Bradley

Allen Bradley Information

Category: Controllogix
Technical Description
ControlLogix Logix5561 Processor with 2048 Kbytes User Memory + 478 Kbytes I/O Memory
Alternate Part Numbers
1756L61

Can the 1756-L61 be repaired?

Yes - in most cases the 1756-L61 can be brought back to full working condition through our mail-in repair service. NJT coordinates repairs with technicians experienced in Allen Bradley components, handling common failures like power supply issues, communication errors, I/O faults, processor faults, and display problems.

We successfully restore many units that other companies consider "unrepairable". Our process includes complete diagnostic testing, component-level work, firmware restoration, and full functional testing before return. Repairs managed by NJT include a 1-year full-function warranty.

ReplaceFastest solution, next-day delivery or courier pickup, minimal downtime.
RepairLower cost, eco-friendly, full warranty, keeps original hardware and (often) programming.

Why Choose Our Repair Service?

  • ■ Rush turnaround available, 24 hour emergency service on some models
  • ■ 1-year full-function warranty on all services
  • ■ Fair pricing with no evaluation or diagnostic charges
  • ■ Fast shipping and responsive service
  • ■ We will provie a no-charge UPS shipping label if needed
  • ■ "Unrepairable" is not an option
  • ■ Thousands of successful Allen Bradley restorations (and other brands)

Request a Repair Quote

Ready to repair your 1756-L61? Get a fast repair quote using the button below. For immediate repair assistance, text photos of your faulty unit and describe the symptoms to (414) 331-5954.

Start Your Repair Today
Why Choose NJT Automation?

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Disclaimer: Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or trade-name listed. NJT is not an authorized surplus dealer or affiliate for the manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because NJT is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many PLC products will have firmware already installed, NJT makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. NJT also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from the original OEM, its distributors, or any other source. NJT also makes no representations as to your right to install any such firmware on the product. NJT will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.
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