General Catalog / Air Leak Testers
Introducing automatic leak testers that meet the leak testing needs of various industries!
This document features the "Air Leak Testers" that detect minute differential pressure changes by applying air pressure or evacuating to a vacuum to give a pass or fail judgment on leaks in parts or finished products that require airtightness. We offer lineups that include the high-performance globally-compatible differential pressure Air Leak Tester "LS-R902" and the system for compact sealed works "LS-1881/LUV-880/870". Please make use of the information for selecting products. 【Contents (Excerpt)】 - Flagship Air Leak Tester - Standard Air Leak Tester - Air Leak Tester for sealed works - Separate-type Leak Tester - Special-purpose Leak Tester - Flow-type Leak Tester * For more details, please refer to the PDF document or feel free to contact us.
basic information
【Featured Products (Excerpt)】 ■ Flagship Air Leak Tester ・ LS-R902 ・ LS-R902EV (for large EV batteries) ■ Standard Air Leak Tester ・ LS-R700 ・ LS-1866 ・ LS-1881/LU-80A ■ Separate-type Leak Tester ・ LS-R740(ZL) ・ LS-R740(SS) ・ LS-R740(SH) ■ Special-purpose Leak Tester ・ LS-R910 ・ LS-R902(ATC) ・ LS-1866(U) * For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Cosmo’s Air Leak Testers began with the automation of cylinder block airtightness tests for engines in 1970. Our products are utilized in various fields including automotive parts, gas, water supply, medical, electrical, electronics, and food. In line with the overseas expansion of Japanese automakers, we began our own overseas expansion in 1983. We now have 24 sales and service offices in 13 countries. We are offering proposals and providing after-sales services overseas as in Japan. Currently, in order to support the electrification of automobiles, our products are being used for leak testing of parts for electrification such as battery cases and inverters as well as for fitting testing of electric power connectors. We are contributing to the efforts by our customers to prevent emissions of CO2. In various regions of South and Southeast Asia, we are donating pressure measuring equipment to technical schools to improve the quality of education and exchange technologies with local machinery manufacturers. We have been making every effort to help improve the industrial base through local manufacturing of high-quality leak testing equipment.