Profile: Ceramic Seals Ltd. is a manufacturer of a comprehensive range of ceramic-to-metal seal products for operation in vacuum, ultra high pressure, and at extreme temperatures. Our product ranges include electrical feedthroughs, isolators, cable terminations, sapphire lenses, and windows. Our products are designed and produced to meet the demands of the vacuum, nuclear, electrical, aerospace, and defense industries. We are a BS EN ISO 9001:2000 certified company. We supply four types of feedthroughs for applications requiring hermeticity and electrical isolation. There are instrumentation feedthrough, power feedthrough, high current feedthrough, and high voltage feedthrough. Our co-axial connectors are designed for both defense and commercial applications. They are supplied for welding or screwing directly into vacuum flanges or chambers. We offer a range of thermocouple and thermocouple power feedthroughs covering the range, for continuous operation.