Micro-Epsilon manufactures a variety of IR temperature sensors including the thermoMETER series. Products include thermal imagers for industrial appilications, pyrometers for hot metals, infrared sensors and handheld pyrometers with laser sightings.

Cleveland Electric Laboratories manufactures a broad range of thermocouple and sensing solutions for a variety of industries. Products include preciosu metals and high temperature sensors, industrial thermocouple sensors and fiber optic sensors.

Emerson's line of temperature sensing solutions includes a wide variety of industrial products such as single pointe temperature transmitters, high density temperature measurement devices, rosemount general use sensors and thermowells and industry solution sensors for challenging process environments and unique installations.

Electrochem’s patented wireless sensors use the latest ZigBee wireless protocol, offering ultra low power consumption, reliability, interoperability and security for control and monitoring applications for a variety of industrial applications. These rugged, compact designed products are self-contained and ideal for harsh and dirty industrial operations.

LumaSense Technologies manufactures a variety of fiber optic temperature sensors including two channel models for industrial applications and four channel models for lab and research applications. LumaSense also offers FocalPoint real-time data indicating systems.

Maxim manufactures temperature sensors, switches and fan controllers including local temperature sensors and remote temperature sensors for a broad range of industrial applications.

United Electric Controls Co designs and manufactures various temperature sensor products including thermocouples, RTDs, thermistors and integrated circuit temperature sensors.

Madison is a manufacturer of a variety of temperature sensors. These products include bare-wire thermocouples, general purpose thermocouples, general purpose epozy-insulated thermocouples, thermocouples with reduced tip and sheathed thermocouples with MgO Insulation

Tempco manufactures a family of temperature sensors including thermocouples for the plastics industry; mineral-insulated thermocouple assemblies; process thermocouples; Accu-Ohm RTD's, for industrial, plastics, and medium and light-duty applications; thermowells; and special application sensors. The company also provides sensor hardware, thermocouple and extension wire, insulated metal thermocouple cable, and jack panels and accessories.

Quality Thermistor Inc. manufactures temperature sensor products including miniature thermistor temperature sensors used for applications such as body temperature measurement and thermal profiling of electronics. The company also produces negative and positive temperature coefficient thermistors, NTC thermistor probes, and military and aerospace products.

Mikron manufactures temperature sensors for agriculture, asphalt/roofing, automotive, cement, petrochemical, electronics, medical, military, aerospace, and other industry applications. The company's line of sensors includes: single-point temperature sensors; laboratory temperature sensors; ultra high-speed temperature sensors; infrared process temperature sensors, and portable infrared temperature sensors.

Watlow is a supplier of Raytek brand infrared temperature sensors, which have the ability to measure the temperature in fast-moving manufacturing applications. The majority of sensors are compact and handheld, with all sensors able to measure the temperature of a product directly.

Durex Industries manufactures temperature sensors for the plastics industry and custom application temperature sensors that can handle extreme temperatures and high-pressure. The company also produces industrial process thermocouples, resistance temperature detectors, thermistor assemblies, and temperature sensor accessories.

Ultra Electronics manufactures temperature sensors designed for aerospace, military and marine applications. The line of sensors includes ambient air and gas sensors, fluid immersion probes, and surface sensors. The company also manufactures a line of industrial temperature sensors.

Harco designs and manufactures total air temperature sensors that enable computation of static air temperature and true airspeed. The sensors are currently used on military aircrafts. The company also produces three versions of outside air temperature sensors, which can be a cost effective replacement for total air temperature sensors; and resistance temperature sensors, which are used in the most exacting applications such as harsh turbine engine environments.

Minco designs and manufactures temperature sensor assemblies, HVAC/R temperature sensors, miniature temperature sensors, sanitary sensors and humidity sensors.The company's temperature sensor assemblies feature RTDs, thermocouples, and temperature transmitter options.

Dwyer manufactures a variety of temperature sensors including: air/duct temperature sensors; averaging temperature sensors; general-purpose, immersion temperature sensors; weatherproof, immersion temperature sensors; in-line IR sensors; outside air temperature sensors; surface-mount temperature sensors; wireless, remote-probe temperature sensors; and wireless, wall-mount temperature sensors.

National Semiconductor creates analog temperature sensors and digital temperature sensors that feature a temperature range from -55 to 150C depening on model.

Lakeshore manufactures ten types of cyrogenic temperature sensors including: silicon diodes, ruthenium oxide, carbon-glass, cernox, gaAIAs diodes, thermocouples, platinum, germanium, rhodium-iron, and capacitance.

Fluke's Hart Scientific Division manufactures thermistor temperature sensors for precision temperature measurement and calibration. The company's thermistor temperature sensors are available in standard and secondary probes models.