Connection Heads (47 companies)
Connection heads, also referred to as thermoheads or thermocouple heads, provide a means for connecting temperature sensors and extension wires.
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Dial Thermometers (188 companies)
Dial thermometers are bimetal or bi-metallic, liquid or gas-filled, and vapor-tension-based. These devices display temperatures in Fahrenheit, Celsius, or both.
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Digital Thermometers (323 companies)
Digital thermometers are portable temperature sensing devices that have permanent probes and a digital display.
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Heat Detectors (43 companies)
Heat detectors are fire detection devices that sense heat produced by combustion.  Heat detectors can trigger an alarm when they detect rapid temperature rise or reach a preset temperature.
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Industrial Thermometers (236 companies)
Industrial thermometers are basic bulb style thermometers designed for use in many industrial applications.  Traditional liquid-in-glass design is typically used due to low cost and ease of use.
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Noncontact Infrared Temperature Sensors (330 companies)
Noncontact infrared temperature sensors absorb ambient infrared (IR) radiation given off by a heated surface. They are used in applications where direct temperature measurement is not possible.
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Laboratory Thermometers (93 companies)
Laboratory thermometers are used to measure temperatures or temperature changes with a high degree of precision.  Traditional liquid-in-glass design offers ease of use and low cost.
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Resistive Temperature Devices (RTD) Elements (151 companies)
Resistive temperature device (RTD) elements are wire windings or other thin-film serpentines that exhibit changes in resistance with changes in temperature. They are usually made of metallic elements or alloys such as copper, nickel, or nickel-iron.
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RTD Temperature Probes (313 companies)
RTD temperature probes convert the RTD resistance measurement to a current signal, eliminating the problems inherent in RTD signal transmission via lead resistance. 
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RTD Temperature Transmitters (257 companies)
Resistance temperature detector (RTD) temperature transmitters convert RTD resistance measurements to current signals, eliminating the problems inherent in RTD signal transmission via lead resistance.
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Temperature Controllers (854 companies)
Temperature controllers accept inputs from temperature sensors or thermometers, and then output a control signal to keep the temperature at the desired level.
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Temperature Indicating Products (46 companies)
Temperature indicating products include labels, paints, crayons, or other markers that change color or shape when exposed to a certain temperature. Temperature indicating products are typically non-reversible and are designed for one-time use. Learn more about Temperature Indicating Products

Temperature Indicators and Temperature Instruments (394 companies)
Temperature indicators and temperature instruments are designed for temperature monitoring and analysis. These devices either come equipped with an integral sensor, or require sensor input.
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Temperature Instruments (2157 companies)
Temperature instruments use contact or noncontact methods to measure temperature. Products include dial, digital, industrial and laboratory thermometers; temperature probes, indicators, and sensors; RTD elements and transmitters; and thermistors, thermocouples, thermopiles, and thermal switches. 
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Temperature Probes (629 companies)
Temperature probes are used in various temperature sensing applications. Technology options include thermocouple, RTD, thermistor and solid state style probes.
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Temperature Sensors (224 companies)
Temperature sensors are measurement devices that infer temperature by sensing some physical characteristic (i.e. resistance, emf or thermal radiation).
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Temperature Signal Conditioners (205 companies)
Temperature signal conditioners accept outputs from temperature measurement devices such as resistance temperature detectors (RTDs), thermocouples, and thermistors. They then filter, amplify, and/or convert these outputs to digital signals, or to levels suitable for digitization.
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Thermal Cutoffs and Thermal Protectors (52 companies)
Thermal cutoffs and thermal protectors are nonresetting, thermally sensitive devices designed to protect domestic electrical appliances and industrial equipment from fire. They are sometimes described as thermal one-shot fuses.
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Thermal Imagers (175 companies)
Thermal imagers detect heat patterns in the infrared wavelength (1 micron to 100 micron) spectrum.
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Thermal Profilers (14 companies)
Thermal profilers are temperature instruments or recorders that provide temperature profiles for furnaces, kilns, or other continuous thermal processes. Learn more about Thermal Profilers

Thermistor Temperature Probes (93 companies)
Thermistor temperature probes sense temperature by using thermistors, devices made of semiconductor materials which exhibit a large change in resistance for a small change in temperature.
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Thermistors (205 companies)
Thermistors are thermally-sensitive devices whose electrical resistance varies with temperature. Unlike RTDs and thermocouples, thermistors do not have standards associated with their resistance vs. temperature characteristics or curves.
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Thermocouple Elements (218 companies)
Thermocouple elements are temperature sensors that are useful over a wide range of temperatures.  Thermocouples are formed by two dissimilar metals.
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Thermocouple Temperature Probes (375 companies)
Thermocouple temperature probes are bimetallic style probes used for various temperature sensing applications.
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Thermocouple Temperature Transmitters (244 companies)
Thermocouple temperature transmitters convert the small millivolt output of a thermocouple to a current signal (typically 4-20 mADC) that is immune to noise and voltage drops over a long distance.
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Thermopiles (15 companies)
Thermopiles are thermocouples arrays, wired in series that are used in motion sensing applications. Learn more about Thermopiles

Thermostats and Thermal Switches (385 companies)
Thermostats and thermal switches are electro-mechanical on/off switches that are activated by temperature changes. They are typically used to control heating and cooling systems.
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Thermowells (194 companies)
Thermowells are designed to accept numerous types of temperature probes. They are used to easily facilitate the repair of temperature sensing devices without interrupting the process being monitored.
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