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Index Sensors and Controls, Inc.

is a leading manufacturer of switches, sensors, and controls for the commercial truck, engine, agricultural, off-road, and industrial equipment markets. Our products monitor, control, and protect some of the world's toughest equipment.

Index's switches, sensors, and controls play a growing role "behind the scenes" improving basic machine operation, as well as benefit equipment users with easier operation, diagnostics, and lower maintenance costs. (learn more)

IATF and ISO Certified

INDEX has been certified to ISO-9001 since 2013.

We have been IATF 16949:2016 certified since 2017.

Tier One OEM Supplier

INDEX is a Tier 1 OEM supplier to over 50 engine and vehicle producers.

Industry-leading delivery time

INDEX maintains an industry-leading two week turnaround for standard items with
a 99% on-time
delivery rate.

How to Order Index Parts

You know the precision, reliability, and intelligence of Index parts are right for you. We offer a variety of ways to order. (learn more)

A few of the companies we proudly serve...

Looking for technical assistance?



300 Harris Avenue
Bellingham, WA 98225 

Contact Us
Toll Free: (800) 726-1737
Local: (360) 629-5200
Fax: (360) 629-0838

Original Equipment Manufacturers

If your company is an OEM or if you need particular performance characteristics or features for your application, give us a call at (800) 726-1737 or contact us via email at:

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