PTC/NTC/Resistance Series - PTC/NTC/Resistance

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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The Fuel Heater Module is a system that can integrate multiple functions in a single component such as Fuel Heating, Water in Fuel detection, Pressure and Temperature sensing thus achieving high efficiency in cost and space.



  • Fuel filtration
  • Engine management
  • Passenger cars
  • Commercial vehicles
  • Power generator
automotive-sensor-customLittelfuse vehicle sensors are designed for customer-specific applications and packaging. To learn more, contact Littelfuse.

  • Can work in pressure or vacuum

  • Various output signals (Analog, Serial Output)

  • Over voltage and reverse polarity protected

  • Can be integrated with priming pump

  • Can be integrated with purge valve

  • Can be integrated with a differential or absolute pressure sensor

  • Can be integrated with an active or passive Water in Fuel sensor

  • Self-regulated PTC heating elements

  • Wide power range available

  • Integrated NTC temperature sensing

  • Integrated electronic thermostat

  • Integrated diagnostic network

To request product environmental information, please complete the Product Environmental Information Request Form.