--- title: About Us --- [Skip to content](https://www.indexsensors.com/about-us#main-content) [![whitelogo](https://www.indexsensors.com/hs-fs/hubfs/whitelogo.png?width=150&height=47&name=whitelogo.png)Homepage](https://www.indexsensors.com/?hsLang=en) - [ABOUT US](https://www.indexsensors.com/about-us) - PRODUCTS - SENSORS - [TEMPERATURE SENSORS](https://www.indexsensors.com/temperature-sensors?hsLang=en) - [PRESSURE SENSORS](https://www.indexsensors.com/pressure-sensors?hsLang=en) - [LIQUID LEVEL SENSORS](https://www.indexsensors.com/liquid-level-sensors?hsLang=en) - [POSITION SENSORS](https://www.indexsensors.com/position-sensors?hsLang=en) - [ABS SENSORS](https://www.indexsensors.com/abs-sensors?hsLang=en) - SWITCHES - [HEAVY-DUTY TEMPERATURE SWITCHES](https://www.indexsensors.com/heaavy-duty-temperature-switches?hsLang=en) - [HEAVY-DUTY PRESSURE SWITCHES](https://www.indexsensors.com/heavy-duty-pressure-switches?hsLang=en) - [ELECTRONIC TEMPERATURE SWITCHES](https://www.indexsensors.com/electronic-temperature-switches?hsLang=en) - CONTROL MODULE - [A/C PROTECTION](https://www.indexsensors.com/ac-protection?hsLang=en) - [INCLINOMETER](https://www.indexsensors.com/inclinometer?hsLang=en) - [LEVEL PROBES](https://www.indexsensors.com/level-probes?hsLang=en) - [DOCUMENTS](https://www.indexsensors.com/documents?hsLang=en) - [CAREERS](https://www.indexsensors.com/careers?hsLang=en) [CONTACT US](https://www.indexsensors.com/contact-us?hsLang=en) - [ABOUT US](https://www.indexsensors.com/about-us) - PRODUCTS - SENSORS - [TEMPERATURE SENSORS](https://www.indexsensors.com/temperature-sensors?hsLang=en) - [PRESSURE SENSORS](https://www.indexsensors.com/pressure-sensors?hsLang=en) - [LIQUID LEVEL SENSORS](https://www.indexsensors.com/liquid-level-sensors?hsLang=en) - [POSITION SENSORS](https://www.indexsensors.com/position-sensors?hsLang=en) - [ABS SENSORS](https://www.indexsensors.com/abs-sensors?hsLang=en) - SWITCHES - [HEAVY-DUTY TEMPERATURE SWITCHES](https://www.indexsensors.com/heaavy-duty-temperature-switches?hsLang=en) - [HEAVY-DUTY PRESSURE SWITCHES](https://www.indexsensors.com/heavy-duty-pressure-switches?hsLang=en) - [ELECTRONIC TEMPERATURE SWITCHES](https://www.indexsensors.com/electronic-temperature-switches?hsLang=en) - CONTROL MODULE - [A/C PROTECTION](https://www.indexsensors.com/ac-protection?hsLang=en) - [INCLINOMETER](https://www.indexsensors.com/inclinometer?hsLang=en) - [LEVEL PROBES](https://www.indexsensors.com/level-probes?hsLang=en) - [DOCUMENTS](https://www.indexsensors.com/documents?hsLang=en) - [CAREERS](https://www.indexsensors.com/careers?hsLang=en) [CONTACT US](https://www.indexsensors.com/contact-us?hsLang=en) # ABOUT US ![Index Building Edit3](https://www.indexsensors.com/hs-fs/hubfs/Index%20Building%20Edit3.png?width=2000&height=1328&name=Index%20Building%20Edit3.png "Index Building Edit3") ### Index Sensors & Controls We are 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. For over 45 years, Index has built a reputation for designing and producing products that stand up to the harshest, most severe environments. Index Sensors is a supplier to the world’s most demanding equipment manufacturers, including Cummins, Caterpillar, John Deere, all makes of Class 8 trucks, and a wide range of specialty original equipment manufacturers (OEMs). We continue to expand our focus on helping industrial vehicle manufacturers, equipment OEMs, and end-users to add innovation and efficiency to their products. [Learn more about our history](https://www.indexsensors.com/history?hsLang=en) --- ### ISO Certification Index’s products play an important role “behind the scenes” improving basic machine operation, as well as benefit equipment users with easier operation, diagnostics, and lower maintenance costs. Which is why Index values quality as a top priority in their practice and products. Index is ISO 9001 certified by Amtivo Registrar. Index's ISO certification guarantees that every product meets strict quality requirements. [View ISO Certification](https://www.indexsensors.com/hubfs/Amtivo%20(USA)%20Inc.%20Certificate.pdf?hsLang=en) ![Amtivo (USA) Inc. Certificate-01](https://www.indexsensors.com/hs-fs/hubfs/Amtivo%20(USA)%20Inc.%20Certificate-01.jpg?width=300&height=388&name=Amtivo%20(USA)%20Inc.%20Certificate-01.jpg "Amtivo (USA) Inc. Certificate-01") **ADDRESS** [17212 51st Ave NE Suite 116 Arlington, WA 98223](https://www.google.com/maps/place/Index+Sensors+%26+Control/@48.1525698,-122.1637958,17z/data=!3m1!4b1!4m5!3m4!1s0x54855c7edae2ffb9:0x3169c81545f84f44!8m2!3d48.1525698!4d-122.1616071) **CONTACT US** Toll Free: [(800) 726 1737](tel:+1-800-7261737) Local: [(360) 629 5200](tel:+1-360-6295200) Email: [sales@indexsensors.com](mailto:sales@indexsensors.com) [Limited Product Warranty](https://www.indexsensors.com/limited-product-warranty?hsLang=en) · [Conflict Minerals Position Statement](https://www.indexsensors.com/hubfs/Conflict%20Minerals%20Position%20Statement.pdf?hsLang=en) · © 2025 Index Sensors & Controls, Inc. All Rights Reserved