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New generation: DP air leak tester High-performance standard type


Air Leak Testers

Air Leak Tester is the automatic leak detector detects any leaks by the minute change of differential pressure and conducts OK/NG judgment. Ideal to be built into a production line for a laborsaving and a quality control purpose

Air Flow Testers

Variety ranges from F.S.10mL/min to F.S 500L/min are available. Promotes an automation and a laborsaving of the measurement

Helium / Hydrogen Leak Testers

Helium Leak Tester adopts the new testing method and Helium Leak Tester adopts the new testing method and


All Manometer comes with a traceability. Wide range of Manometers, from a micro pressure (F.S. 200Pa) to a high pressure (F.S. 50MPa) are available


Peripheral instruments are used with Air Leak Tester in order to enhance its functionality and convenience

Sound / Vibration Analyser

We determine the acceptability of the sounds and vibrations of products using our special analyses developed in-house.

Cosmo Super Gel

Materials combining unprecedented flexibility and durability


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Compact air leak tester with a focus on user-friendliness, equipped with a range of functions, now being sold as the high-performance standard type!

This new generation air leak tester combines the experience and know-how that Cosmo Instruments has nurtured over many years, with new functions and the newest technology.

By improving display with color LED, and allowing for intuitive operation through the adoption of icons, the operation of the measuring instrument, which was reportedly difficult, has been made simple.
The function to switch between Japanese/English/Chinese can be used in an instant in factories around the world.
There are 3 types of measurement screens available.
Can switch between different displays depending on if a simple display is desirable, or if you want to display various information.

The LS-R700 is a new air leak tester that meets a variety of demands.


Constructing a new building for office and plant in Manesar, Gurugram, Haryana to expand business.
Started a new venture manufacturing plant at Bengaluru.
Took a new shed in Chennai to expand manufacturing business.

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