Authorised Partner

About Ametherm

Since 1994, Ametherm has provided the most reliable and effective inrush current limiting solutions available. They deliver on that promise through innovative design, quality manufacturing, and exceptional customer support.

For Engineers Who Need the Most Effective Inrush Current Limiting Solutions

Our sale team will work closely with both you and Ametherm to find the best solution for your inrush current limiting applications. They are ISO:9001:2015 certified and have a broad range of power thermistors that are UL and CSA approved, providing the most reliable yet cost-effective inrush current limiting solutions available.

Power Thermistors you can trust

Ametherm certify all part numbers that they supply to customers ensuring they 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 part numbers are also 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.

For their official website, please visit www.ametherm.com

  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 220Ω (at 25°C)
  • Maximum steady state current of 3.5A
  • Maximum recommended energy of 75J
  • Voltage rating from 120VAC to 680VAC
  • Actual energy failure at 175J
  • 1.4Ω at 100% maximum current and 2.75Ω at 50% maximum current
  • Body temperature of +144°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 30Ω (at 25°C)
  • Maximum steady state current of 5A
  • Maximum recommended energy of 150J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +174°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor,
  • Resistance of 50Ω (at 25°C)
  • Maximum steady state current of 4A
  • Maximum recommended energy of 240J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +159°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 75Ω (at 25°C)
  • Maximum steady state current of 4A
  • Maximum recommended energy of 240J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +169°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 0.5Ω (at 25°C)
  • Maximum steady state current of 36A
  • Maximum recommended energy of 250J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +214°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 0.5Ω ±25% (at 25°C)
  • Maximum steady state current of 40A
  • Maximum recommended energy of 250J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +244°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 10Ω (at 25°C)
  • Maximum steady state current of 15A
  • Maximum recommended energy of 250J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +224°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 15Ω (at 25°C)
  • Maximum steady state current of 12A
  • Maximum recommended energy of 250
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +229°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 20Ω (at 25°C)
  • Maximum steady state current of 8A
  • Maximum recommended energy of 250J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +204°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 20Ω (at 25°C)
  • Maximum steady state current of 10A
  • Maximum recommended energy of 250
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +224°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 4Ω (at 25°C)
  • Maximum steady state current of 3A
  • Maximum recommended energy of 5J
  • Body temperature of +138.8°C at maximum current
  • Maximum disc diameter 6mm
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 5Ω (at 25°C)
  • Maximum steady state current of 5A
  • Maximum recommended energy of 5J
  • Maximum disc diameter 6mm
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 10Ω (at 25°C)
  • Maximum steady state current of 2A
  • Maximum recommended energy of 10J
  • Voltage rating of 120VAC
  • Body temperature of +149°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 120Ω ±20% (at 25°C)
  • Maximum steady state current of 1A
  • Maximum recommended energy of 10J
  • Voltage rating from 120VAC to 680VAC
  • Body temperature of +95°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 20Ω (at 25°C)
  • Maximum steady state current of 2A
  • Maximum recommended energy of 8J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +147°C at maximum current
  • Exempt
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 2.5Ω (at 25°C)
  • Maximum steady state current of 3A
  • Maximum recommended energy of 10J
  • Body temperature of +75°C at maximum current
  • Maximum disc diameter 8mm
  • Exempt
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