About QTI Sensing Solutions

About QTI Sensing Solutions

QTI Sensing Solutions is a privately-held manufacturer of temperature sensors and assemblies.  Founded in 1977, we have grown to be the trusted supplier of temperature sensing solutions for many world leaders in equipment manufacturing.  Our products can be found in a wide variety of applications, from medical catheters to industrial refrigeration equipment to the Curiosity Mars rover.


Why Choose QTI's Temperature Sensors?

  • We are the experts in thermistor manufacturing.
  • We test 100% for accuracy.
  • We care about the details.
  • We provide design assistance.
  • We manufacture in the USA.



QTI News and Events

News and Events

NASA's 2016 Mars Lander to Include QTI Thermistors
Several of QTI's thermistor temperature sensors will help the InSight lander operate at peak efficiency.  Learn more about the mission.

QTI Stays Focused on Sensor Quality and Customer Service
Amid the volatility in temperature sensor manufacturing, QTI remains committed to putting customers first.  Read about how we make it easy to do business with us.

QTI Sensing Solutions Announces its Acquisition of Redfish Sensors
The acquisition merges QTI's quality manufacturing and engineering expertise with Redfish's expanded product offering.  Find additional details in the press release.