We pay competitive rates for automation, electrical, and industrial parts.

 SIGMA‌ ‌Surplus‌

‌Automation,‌ ‌Electrical,‌ ‌and‌ ‌Industrial‌ ‌Parts‌

Who We Are

SIGMA‌ ‌Surplus‌ is one of the most trusted MRO parts ‌providers‌ ‌in‌ ‌the‌ ‌United States.‌ We strive to build relationships with our customers that last a lifetime.

Simply‌ ‌put,‌ ‌we‌ ‌make‌ ‌it‌ ‌easy‌ ‌to‌ ‌buy‌ ‌and‌ ‌sell‌ ‌spare‌ ‌parts‌ ‌for‌ ‌all‌ ‌manufacturing‌ ‌industries.‌ ‌Our‌ ‌fast‌ ‌buying‌ ‌process‌ ‌and‌ ‌quick‌ ‌shipping‌ ‌methods‌ ‌mean‌ ‌that‌ ‌we‌ ‌don’t‌ ‌waste‌ ‌your‌ ‌time,‌ ‌so‌ ‌you‌ ‌can‌ ‌get‌ ‌back‌ ‌to‌ ‌business.


Selling‌ ‌Parts‌

We‌ ‌know‌ ‌that‌ ‌getting‌ ‌back‌ ‌to‌ ‌work‌ ‌after‌ ‌a‌ ‌piece‌ ‌of‌ ‌equipment‌ ‌goes‌ ‌down‌ ‌is‌ ‌mission-critical‌ ‌to‌ ‌your‌ ‌operation.‌ That’s why we’ve simplified the process as much as possible, all supported by our dedicated customer service team. With our optional inspection and testing, we confirm the piece is running before we ship. We offer a two-year warranty on all inspected and tested parts, giving you peace of mind with each purchase.
We also offer same-day shipping on all orders placed before 2 PM CST. However, we know that things don’t always go as planned. If you need additional assistance, give our office a call and we can check availability. We also offer expedited shipping, so you get your parts as soon as possible. 
Explore our available surplus inventory. 


Buying‌ ‌Parts‌

Whether you’re closing a plant, reconfiguring production lines, making space, or anywhere in between, SIGMA Surplus is here to help.
We offer a variety of services to help you offload spare parts and receive a fast payout. From personally picking up and evaluating your goods to our crate program, consignment, and more, SIGMA is dedicated to making sure you earn more for your parts..
Learn more about selling your surplus to SIGMA.


Benefits‌ ‌of‌ ‌SIGMA‌

The‌ ‌answer‌ ‌is‌ ‌simple.‌ ‌We‌ ‌help‌ ‌you‌ ‌minimize‌ ‌production‌ ‌lag‌ ‌when‌ ‌you‌ ‌need‌ ‌to‌ ‌replace‌ ‌a‌ ‌part.‌ ‌We‌ ‌offer‌ ‌overnight‌ ‌and‌ ‌international‌ ‌shipping‌ ‌options‌ ‌to‌ ‌get‌ ‌you‌ ‌back‌ ‌up‌ ‌and‌ ‌running‌ ‌quickly.‌ We also work directly with partners in sourcing reliable parts, offering full service and fair pricing on all goods sold to SIGMA. We’re your one-stop shop for all your surplus needs. 

Sell Us Your Parts

Let us know what you have available to sell, and one of our representatives will help you.

Business Hours:
Monday - Friday
7:30AM-4:00PM CST

Phone Number
(812) 463-2292