KEMET Takes the Heat!
KEMET offers the latest in high temperature capacitor technology and provides capacitance solutions for extreme temperature applications up to 260ºC. Product applications include harsh environments such as down-hole (oil exploration), automotive (under the hood), defense and aerospace.
Whether you require a surface mount or through-hole solution, KEMET’s portfolio of high temperature capacitors offers significant reliability and performance advantages when operating temperatures are greater than 125ºC.
Check our inventory for the latest technology and proven solutions for all your high temperature applications.
260°C | Product Range | ||
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260°C | ![]() | MLCCs, (UD) SMD, 260°CSpecifically designed to withstand the demands of harsh industrial environments such as down-hole oil exploration and automotive/avionics engine compartment circuitry. Shows negligible capacitance change with respect to time and voltage. | |
230°C | ![]() | Tantalum MnO2 Capacitors, T502 Series, 230°C, SMD (Encapsulated and Un-encapsulated)The T502 Series is a high temperature product that offers optimum performance characteristics in applications with operating temperatures up to 230°C. | Shop Now |
200°C | ![]() | MLCCs, C0G, H Series, 200°C, SMD (Gold Termination Options Available)KEMET’s 200°C High Temperature surface mount C0G MLCCs are constructed of a robust and proprietary C0G/NP0 BME dielectric system that offers industry-leading performance at extreme temperatures. Gold terminations are available for mission critical, high reliability and high temperature applications where the use of pure tin may compromise long term performance. | Shop Now |
![]() | Pulse Discharge Capacitors, 200°C, SMDKEMET’s Industrial Grade Pulse Discharge Series surface mount capacitors in C0G Dielectric deliver reliable high voltage and high temperature performance required for operation in harsh environments, specifically discharge circuitry. | Shop Now | |
![]() | MLCCs, Molded C0G & X7R, 200°C, Radial LeadedKEMET’s Radial Molded 200°C C0G & X7R capacitors are designed specifically to withstand the severe shock and vibration conditions associated with deep-well and horizontal drilling activities and are well suited for use in aerospace engine compartments, geophysical probes, hybrid and electric automotive motor drives and defense applications. | Shop Now | |
![]() | Tantalum MnO2 Capacitors, T500 Series, 200°C, SMDThe T500 Series is another KEMET high temperature product that offers optimum performance in applications with operating temperatures up to 200°C. | Shop Now | |
175°C | ![]() | Tantalum MnO2 Capacitors, T499 Series, 175°C, SMDIdeal for applications with operating temperatures up to 175°C. Advanced materials and testing allow this series to perform with a reliability level of 0.5%/1000 hours at rated voltage and temperature. | Shop Now |
![]() | Ceramic Capacitors, X7R (With Flex Term) 175°C, SMDProviding an attractive combination of performance and robustness in general high temperature applications, High Temperature 175oC X7R dielectric capacitors are well suited for high temperature bypass and decoupling applications or frequency discriminating circuits where Q and stability of capacitance characteristics are not critical. | Shop Now | |
150°C | ![]() | Ceramic Capacitors, Ultra Stable X8R, 150°C, SMDKEMET’s Ultra-Stable X8R dielectric features a 150°C maximum operating temperature, offering the latest in high temperature dielectric technology and reliability for extreme temperature applications. It offers the same temperature capability as conventional X8R, but without the capacitance loss due to applied DC voltage. | Shop Now |
![]() | Ceramic Capacitors, X8L, 150°C, SMDKEMET’s X8L dielectric features a 150°C maximum operating temperature and is considered “general purpose high temperature.” These components are fixed, ceramic dielectric capacitors suited for high temperature bypass and decoupling applications or frequency discriminating circuits where Q and stability of capacitance characteristics are not critical. | Shop Now | |
![]() | Ceramic Capacitors, Ultra-Stable X8R, 150°C, Axial LeadedDriven by the demand for a more robust and reliable component, the Ultra-Stable X8R dielectric Aximax and Goldmax thoughhole capacitors were developed for critical applications where reliability and capacitance stability at higher operating temperatures are a concern. These capacitors are widely used in automotive circuits as well as general high temperature applications. | Shop Now | |
![]() | Ceramic Capacitors, X8L, 150°C, Axial LeadedKEMET’s Aximax and Goldmax conformally coated radial through-hole ceramic capacitors in X8L dielectric feature a +150°C maximum operating temperature and is considered "general purpose high temperature". These capacitors are widely used in automotive circuits as well as general high temperature applications. | Shop Now | |
![]() | Ceramic Capacitors, Ultra-Stable X8R, 150°C, Radial LeadedDriven by the demand for a more robust and reliable component, the Ultra-Stable X8R dielectric Aximax and Goldmax though-hole capacitors were developed for critical applications where reliability and capacitance stability at higher operating temperatures are a concern. These capacitors are widely used in automotive circuits as well as general high temperature applications. | Shop Now | |
![]() | Ceramic Capacitors, X8L, 150°C, Radial LeadedKEMET’s Aximax and Goldmax conformally coated radial through-hole ceramic capacitors in X8L dielectric feature a +150°C maximum operating temperature and is considered "general purpose high temperature". These capacitors are widely used in automotive circuits as well as general high temperature applications. | Shop Now | |
![]() | Tantalum Capacitor, T498 Series, 150°C, SMDDesigned for applications with operating temperatures up to 150°C. KEMET’s advanced materials and testing allow this series to perform with a reliability level of 0.5%/1000 hours at rated voltage and temperature. | Shop Now | |
![]() | Tantalum Polymer Capacitors, MD, T599 Series, 150°C, SMDDeveloped to deliver higher stability and endurance under harsher conditions of humidity and high temperature. Features a maximum operational temperature of 150ºC and 1000h under 85º C/85% RH/Ur capable product. Initial release is in 7343 footprint with capacitance range between 22uF to 33uF at 35V rated voltage. | Shop Now | |
![]() | Electrolytic Capacitors, PEG225 Series, 150°C, Axial LeadedThe PEG 225 is a new generation of high performance axial-leaded electrolytic capacitors designed for automotive applications with extremely high demands. Features polarized, all-welded design, tinned copper wire leads and negative pole connected to the case. The PEG 225 winding is housed in a cylindrical aluminium can with a high purity aluminium lid and a high quality rubber gasket. | Shop Now | |
![]() | Film Capacitors, SMR Series, 150°C, Radial LeadedThe SMR Series is a metallized polyphenylene sulfide film capacitor with vacuum-evaporated aluminum electrodes. Radial leads of tinned wire are electrically welded to the contact metal layer on the ends of the capacitor winding. The capacitor is encapsulated in self- extinguishing material meeting the requirements of UL 94 V-0. Typical applications include automotive and other applications with high ambient temperatures. | Shop Now | |
150°C |