Precise, reliable and cost-efficient: our micro-heaters are designed to fit your application's needs. Heating of small spaces is not only needed in car cigarette-lighters, but across a wide range of industries - from automotive, laser manufacturing, humidification units, life-science, 3D printing to medical devices, targeted heating of tiny spaces is required. 


We hope to make bigger volumes with IST AG

Answer from Customer Satisfaction Survey 2021

Standard features of a typical micro-heater

Micro-Heater with insulated wir

Benefits & Characteristics

Our micro heaters combine high-precision and long-term stability with a wide temperature range from - 50°C up to 800°C and feature numerous benefits

  • Fast response times
  • High temperature stability
  • Long term stability
  • Overheating protection
  • High precision
  • Targeted heating of tiny spaces
  • Tailor-made to fit your application

Their small footprint in all shapes and sizes and excellent thermal characteristics facilitate precise and highly localized heating of solids, liquids, and gases.

Heat-up times for various supply voltages

Thick-film micro-heater

Resistance: 12 Ohm ±10%
Dimensions: 13 mm x 16 mm x 0.63 mm
Heating Material: PTC resistor
Substrate: Al2 O3
T range: -50 °C to +800 °C
Heat up time: >100 °C in 10 sec
High Watt density: at 800 °C / Steady state

Heat up times for different supply voltages (graphic)

Red:  12.0 V
Yellow: 5.0 V
Blue:    3.3 V

Innovative customer specific heating and sensing solutions - Thick film technology
Innovative customer specific heating and sensing solutions

Learn more about IST AG's most innovative customer heating and sensing solutions with a focus on thick-film products. From the vision over design and prototyping to serial production

Thick-film Technology

Learn more about thick-film technology

Thin-film Technology

Learn more about thin-film technology
Quality Assurance
Quality assurance

As an ISO 9001:2015 (quality) and ISO 14001:2015 (environment) certified company, our processes are designed around our customer’s needs. Our highly trained and empowered employees as well as our quality management system form the foundation and essential framework for establishing standards, communicating them, and consistently integrating them into daily work.