Welcome to KR Automation

Surplus Industrial Automation Parts & Repair Services You Can Trust

Hard-to-find, obsolete, and legacy automation components — sourced, tested, and shipped fast.
Expert repair services for PLCs, VFDs, HMIs, servo drives, and more.

KR Automation is an independent supplier and repair provider of industrial automation equipment. We are not an authorized distributor, affiliate, or representative of the brands or manufacturers referenced on this website. Original manufacturer warranties and support are not available through KR Automation.

Keep Your Production Running with Reliable Surplus Automation Parts

KR Automation helps you maintain, repair and continue using your industrial equipment, even when the OEM has discontinued the parts you rely on. We specialize in:

Obsolete automation components 
Surplus & refurbished PLCs, VFDs, and HMIs 
Industrial electronics repair 
Fast sourcing for urgent downtime situations

Whether you’re replacing a single module or keeping an aging production line alive, we’re here to help.

Buy

Find the automation parts you need. We source surplus, refurbished, and hard-to-find components to keep your operation running.

Sell

Turn your surplus equipment into cash.

From single parts to full facility cleanouts, we make selling simple.

Repair

Get your equipment back up and running quickly.

Our team repairs a wide range of industrial electronics with fast turnaround times.

Find the Automation Parts You Need

PLC's & Controllers

ControlLogix, CompactLogix, MicroLogix, PLC-5, SLC 500, Siemens, Mitsubishi, Toshiba

Expert Repair Services for Industrial Electronics

Why replace when you can restore?
We repair:

PLC modules
VFDs
HMIs & touchscreens
Servo drives
Control panels
Industrial power supplies
And more!

Every repaired unit is thoroughly tested and backed by our quality assurance process.

Turn Your Surplus Automation Parts Into Cash

We purchase surplus, used, obsolete and decommissioned industrial automation equipment from facilities across the country.

Trusted buyer for plant shutdowns and excess inventory
We accept single parts, partial lists, full storerooms, or entire in-line operations
We can travel to your facility, inventory, and remove equipment
Fast quotes and straightforward offers

Why Choose Us?

The KR Automation Difference

Legacy System Specialists
We help facilities maintain older equipment longer.

Fast Quotes & Quick Shipping
Downtime is expensive — we move fast.

Surplus, Used & Refurbished Options
Cost-effective alternatives to OEM-new.

Direct-from-Plant Sourcing
Physically sourcing parts from real facilities lets us know exactly where they come from.

Repair or Replace — Your Choice
We always offer both options when possible.

KEEP YOUR PRODUCTION RUNNING WITH RELIABLE PART SOURCING

We use a trusted U.S.-based network to source surplus, obsolete, and hard-to-find automation components quickly and reliably. Whether you’re dealing with downtime or planning ahead, we work to get you the parts you need.

Expert Guides & Troubleshooting Tips

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Trusted by Maintenance Teams Across Industries

The motor arrived quickly, as well packaged for shipment, and looks great. Highly recommend.

Great item. Fast shipping. Just as described. Highly recommended.

Exactly as described!! No issues, easy transaction!

Excellent quality, vintage Allen Bradley HIM module, received in great condition. An excellent value for the price. Thanks for sharing.

Fast shipping. Excellent communication. Great deals on high quality electrical parts! A++

Great communication. A pleasure to do business with.

Expertly packaged! Above and beyond

Helped with an urgent next-day delivery. Five star transaction. Good shipping. Good packaging. Item as described. Good quality product in good condition. Good appearance. Thank you for a Good transaction. All five stars!

Worked perfect. Excellent condition and packaging. Great price. Will be back!!

Perfect working control transformer. Excellent value. Hope to do lots more business. Thanks again!!

Communication was outstanding and they were great to deal with.

Great people to work with. Friendly and professional group.

Arrived quickly, packed with care, exactly as advertised, in perfect condition, formatted with no problem, no bad sectors, works great, 😎

Looks great! Very well packed. Very rapid shipping. Great price. I’m happy with my purchase. Thank you.

Excellent experience! The item arrived quickly, was well packaged, and matched the description perfectly. Thank you.

Item was as described and in perfect working condition. Very quick shipping and great Communication. I would definitely buy from them again.

5 stars, and absolutely wonderful seller! Communication was impeccable. The description was incredibly accurate; there were no surprises as to condition, good or bad. The packaging was phenomenal. I have had new equipment shipped that had less effort put into protecting it for transport. Most importantly, they shipped it FAST! I needed this furnace as quickly as possible. It arrived 3 days after payment, and I was able to start using it the same week I ordered it! THANK YOU!

Very good communication with shipping progress!!! Product works great. Thank you!

Used Allen Bradley servo motor looked like new and worked good. Shipped quickly and delivered on-time as expected.