SIGMA Surplus

MRO & spare parts to keep your production running

When working in the fast-paced environment of the production world, we understand better than anyone that you don’t have any room for errors or downtime, especially not when it comes to your equipment. SIGMA Surplus offers the service of buying and selling your spare industrial, electrical, and automation parts. By utilizing our Surplus programs, you can maximize returns, increase storage, or get your production lines up and running again as efficiently as possible. We combine 2-year warranties, same-day shipping, quality customer service, and extensive industry knowledge to provide you with the best possible eCommerce MRO processes.

We Buy and Sell used automation, electrical, and industrial parts

Buy Parts

MRO part inventory at SIGMA Surplus.
We offer a wide range of automation, electrical and industrial parts that come in a variety of brand names including Allen Bradley, Banner, Leeson, and more. All of our parts come with quick shipping so that you can get your production up and running quickly.

Sell Your Surplus

By offering three different buying programs, we want to make selling your spare parts as simple as possible. You have the option of utilizing our crate program, lot purchase program, or an on-site visit to earn extra cash for parts you currently aren’t using.

Let’s Get in Touch

Interested in learning more about the SIGMA group or one of our specific brands?