Inrush Current Limiters & Sensing Thermistor Solutions

Inrush Current Limiters

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NTC Thermistors




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At Ametherm, we’re solution driven. Our number one priority is to help you solve your inrush current or temperature sensing challenges with cost effective and time saving solutions.

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We proudly manufacture our products in Carson City, Nevada – USA.

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CL20 Series Ceramic PTC Thermistors
Industry’s highest voltage rating with lowest available resistance provides an alternative to fixed resistors and are optimized for inrush current limiting in pre-charge circuits, heater applications, in addition to over-current protection. Learn more here.

Inrush Current Limiter Data Sheets

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Resource Center

Inrush current limiting and temperature sensing solutions, tips and tricks.

Inrush Current Limiters

Inrush Current APP Notes

NTC Thermistors

NTC Thermistor APP Notes

Inrush Current Calculators

Environmental Statement & Compliance Information


We certify all part numbers that we supply to our customers are compliant to Reach 174 substances listed as substance of high concern as outlined in Annex IV SUHC of the Reach regulation (EC no 1907/2006) updated 2016. All of Ametherm part numbers are ROHS 204/65/EU and ROHS II compliant with exception of 7a. Ametherm both respects and obeys the Dodd-frank law of 3TG by using authorized tin smelters or refiners. Learn more about Quality and Certifications.