Sell us your spare inventory! Let us know what parts you have, and we will make you an offer.
We offer one of the largest inventories of industrial automation and MRO parts, so you can easily find what you need.
Should you require a part we don't have in stock, we’ll tap into our global supplier network to source it for you.
Our certified technicians offer comprehensive repair services and test capabilities for your industrial parts.
2,304,655 parts to 65,046 customers in 167 countries
SIGMA Surplus, a division of SIGMA Group, makes it easy to buy and sell MRO spare parts. We serve all manufacturing industries with our wide selection of surplus PLCs, HMIs, VFDs, servo drives, sensors, electronic components, and much more! We carry the brands you know and trust, from Allen-Bradley to Siemens, Square D, ABB, and hundreds more.
Explore Our Top Parts
700-HA33A1 SER D
03ATEX2118U EURO 4
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