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    Top 10 Thermistor Companies in the USA

    A thermistor is a thermally sensitive resistor that exhibits a predictable change in resistance proportional to small changes in body temperature.

    The USA thermistor temperature sensors market was valued at approximately USD 253 million in 2022. In South America alone, the Positive Temperature Coefficient (PTC) thermistor market is estimated to touch USD 25.90 million by 2028.

    Top 10 Thermistor Companies in the USA

    We have listed the top 10 thermistor companies in the USA that manufacture and supply thermistors and are highly reliable and trusted. 

    Honeywell International Inc.

    Honeywell International started in 1885 and is headquartered in Charlotte, North Carolina, USA. The company is leading innovations in aerospace, safety, and production solutions, building technologies in the electronic domain, and has pioneered automation control-performance materials and technologies. Their product line includes- aerospace, automation, safety, advanced sensing technology, absorbent and catalyst, industrial chemicals, and materials. Honeywell tackles industries like – industrial software, energy, healthcare, life sciences, logistics and warehouses, retail, etc. 

    Microchip Technology Inc.

    Headquartered in Chandler, Arizona, USA, Microchip is a leading provider of microcontrollers, mixed-signal, analog, and flash-IP solutions and also offers technical support for its products. They provide solutions in the areas of – aerospace and defense, automotive and transport, CAN technology, communications infra, consumer, data centers and computing, embedded security, etc. Their product catalog exhibits the following- microcontrollers and microprocessors, analog, amplifier and linear ICs, clock and timing, data converters, embedded controllers and super i/o, interfaces, metering, etc. Microchip’s range of thermistors includes- MCP9701A, MCP9701, MCP9700, MCP9700A, MCP9700B, TC642B, etc.   

    Vishay Intertechnology Inc.

    Vishay is headquartered in Malvern, Pennsylvania, and has over 6 decades of experience in electronic innovation and automation in industries, 5G network technology, and electrification of the automobile. With vast applications in the automotive, avionics, military, space, computer, consumer, industrial, medical, and telecom sectors, Vishay’s products include- 

    • Semiconductor– diodes, discrete thyristors, OPTOELECTRONICS, power modules, etc.
    • Passive components– capacitors, inductors and magnetics, resistors, sensors, etc. 

    Their range of thermistors includes- NTC, PTC, and thin film RTDs, with wide-ranging applications in automotive temperature sensing, overload current protection, fluorescent lighting, motor start, telecommunication, etc. 

    Ametherm

    Ametherm has been providing effective inrush current limiting solutions since 1994. The company is ISO 9001:2015 accredited and its range of power thermistors is UL and CSA-approved. Ametherm has brought in some new products in its catalog- 

    • CL20 Series- PTC thermistor
    • PANR 103395-342- NTC thermistor probe assembly
    • ACL-011- NTC thermistor temperature sensor
    • MM35- DIN- Series – NTC thermistor inrush current limiter

    Their range of sensing thermistors includes- 

    • NTC thermistor – probe assembly with threaded hex nut, probe assembly with threaded hex nut and tip, probe assembly with epoxy, probe assembly with steel housing, glass encapsulated DG series, etc. 

    TE Connectivity Inc.

    TE Connectivity has spent 75+ years in the electronics market and has been providing solutions aimed at electric vehicles, aircraft, digital factories, and smart homes. With 236 billion products manufactured annually, their product catalog consists of – antennas, application tooling, cable assemblies, connectors, EMI and EMC solutions, fiber optics, heat shrink tubing, thermistors, etc. TE has made USD 16.3 billion in sales in 2022 and has been pushing industries like 5G and wireless equipment, aerospace, appliances, autosport, medical technologies, oil and gas, e-mobility, IoT connectivity, etc. with their innovation and technology. The company has also invested USD 715+ million in engineering and R&D. TE also provides services and training in 3D printing for production, electrical installation, HarnWare software development, etc. 

    Thermik Corporation

    Established in 1968, Thermik is one of the top players in the thermistor market in the USA. The company is ISO 9001 accredited and VDE, UL, CSA, CQC, CMJ, and IEC approved. Thermik is into manufacturing thermal protectors and PTC thermistors with wide-ranging applications in automotive, medical facilities, military, aerospace, fire detectors, food industry, etc. 

    Selco Products Co.

    Selco was established in 1958 and is headquartered in Reno, Nevada USA. The company is ISO 9001:2008 accredited and have their manufacturing facilities in Nevada and California. Their manufacturing partnerships are in Brazil, China, Italy, Mexico, Japan, and Taiwan. Talking Selco’s product line includes- thermostats, NTC thermistors, thermal cut-offs, thermal protectors, knobs, precision electronic controls, panel instruments, photocells, etc. Their target market is – HVAC, medical, electronics, professional audio, industrial instrumentation, power supply, food service, appliances, process controls, telecommunications, aerospace, and laboratory. Selco over the years has upgraded both its engineering and manufacturing capabilities of probe design, custom brackets, PCB design, solder screen, wave solder, cable, and wire cutting, etc. Their thermistor catalog offers – 

    • Custom Probe (CP) Series 
    • Interchangeable (IN) Series
    • Custom Epoxy (CE) Series
    • Micro NTC Thermistor Probe Series

    Pelonis Technologies

    Pelonis has over 25+ years of product development and manufacturing experience. It is an ISO 9000 and ISO 14000 accredited company, powering innovation in air movement technologies, induction motors, cooling fans, blowers, and specialty heating products for industrial and commercial use. They offer customizable solutions for products like fans, blowers, heaters, and motors. Pelonis’s target industries include- gaming, medical, aerospace, power and energy, robotics and automation, IT and communications, security, material handling, oil and gas, HVAC, transportation, food, and beverage appliances, etc. 

    Tempco Electric Heaters Corporation

    Tempco Electric was established in 1972 and is into manufactures 30+ types of electric heating elements and temperature sensors. Their products are UL-certified and CSA-recognized and the catalog includes-band heaters, ceramic fiber heaters, cast-in heaters, heat trace cables, tank heaters, tubular heaters, shrowd systems, temperature sensors, turnkey process heating systems, etc. Tempco offers its technologies and solutions to industries like aerospace, automotive, chemical processing, food processing, lab equipment, medical, storage tanks, transportation, recycling, semiconductor manufacturing, etc. 

    Thermistors Unlimited

    Thermistors Unlimited was founded in 1991 and is among the leading manufacturer of PTC thermistors, PTC heater products, and assemblies. They specialize in the design and manufacturing of PTC elements. Unlimited targets aerospace, automotive, energy, and defense industries with its technology-driven products like- motor temperature sensors, heaters, single-sided heaters, over-current protectors, over-temperature sensors, etc. 

    Rashi Bajpai
    Rashi Bajpaihttps://www.eletimes.com/
    Rashi Bajpai is a Sub-Editor associated with ELE Times. She is an engineer with a specialization in Computer Science and Application. She focuses deeply on the new facets of artificial intelligence and other emerging technologies. Her passion for science, writing, and research brings fresh insights into her articles and updates on technology and innovation.

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