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  1. Home
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  3. 鶴見精機
environment
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鶴見精機

EstablishmentSeptember 1928
capital2100Ten thousand
number of employees83
addressKanagawa/Tsurumi-ku, Yokohama-shi/2-20 Tsurumi Chuo 2-chome
phone045-521-5252
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last updated:Jul 14, 2023
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  • Products/Services(2)
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  • news(6)

鶴見精機 Company Overview

The study of everything that exists in the world begins with accurately measuring its actual form.

Tsurumi Seiki was founded in 1928 as a manufacturer of ocean observation equipment. We handle a wide range of observation devices related to water, including water quality observation devices for dams, lakes, rivers, and atmospheric observation, as well as ocean observation equipment, winches for ocean observation vessels, deep-sea profiling floats, vertical multi-layer opening and closing nets, and wave height meters. We are equipped with various testing facilities, including a 10,000m pressure test building, and we collaborate with our customers to create instruments and systems that can contribute to humanity and the Earth's environment from a broad perspective of "water." For ocean observation devices and automatic water quality monitoring equipment, trust Tsurumi Seiki.

Business Activities

■Design, manufacture, sale, maintenance, and inspection of ocean observation equipment and water quality monitoring devices ■Certification - Obtained ISO 9001 certification (1999) Applicable standard... ISO 9001:2015 (JIS Q 9001:2015) Design, manufacture, repair, installation, and service of ocean measurement and water quality measurement devices and related equipment - Certified company by Yokohama Intellectual Property Future

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Products/Services (2)

T.S.K Salt Concentration Meter "SL Series" product image
T.S.K Salt Concentration Meter "SL Series"
T.S.K Multi-parameter Water Quality Automatic Monitoring Device 'KW2' product image
T.S.K Multi-parameter Water Quality Automatic Monitoring Device 'KW2'

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catalog(2)

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T.S.K Salt Concentration Meter "SL6"

T.S.K Salt Concentration Meter "SL6"

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T.S.K Multi-parameter Water Quality Automatic Monitoring Device 'KW2'

T.S.K Multi-parameter Water Quality Automatic Monitoring Device 'KW2'

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news(6)

IMG_3916.JPG

Achieved a cumulative total of 1 million units shipped of XBT and XCTD probes worldwide.

  • PRODUCT

We are pleased to announce that the cumulative production and shipment of the ocean observation instruments "XBT (eXpendable Bathy Thermograph)" and "XCTD (eXpendable Conductivity, Temperature and Depth) probes," manufactured and sold by Tsurumi Seiki Co., Ltd. (Location: Yokohama City, Kanagawa Prefecture; President: Kenji Yamamoto), reached one million units in July 2025. Since the start of production in 1960, the XBT and XCTD probes have been widely adopted by research and survey institutions around the world for over 60 years. They have been utilized for measuring seawater temperature, electrical conductivity, and more, significantly contributing to the research and analysis of climate change and marine resources. ~Towards further technological innovation and the realization of a sustainable environment~ Since its founding, Tsurumi Seiki has continued to pursue accurate water quality measurement technology, with the corporate philosophy of "measuring water in all fields and providing correct knowledge and insights." Through technical support for water quality survey activities, we are committed to contributing to environmental conservation. We will continue to strive for improvements in observation technology and the qualitative enhancement of data, dedicating ourselves to efforts aimed at achieving a sustainable environment.

Jul 31, 2025

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XCTD-2N.png

Notice of termination of production and sales of the "XCTD-2N probe"

  • PRODUCT

We would like to express our sincere gratitude for your exceptional support of our products. We would like to inform you that the production and sales of the "XCTD-2N Probe" will be discontinued as of the orders received on March 31, 2024. We appreciate your understanding in this matter. We kindly ask that you use the recommended alternative product, the "XCTD-4N Probe." For more details, please check our corporate website (see the related link below).

Apr 05, 2024

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Notice of termination of production and sales of the "TS-MK150N Observation Device"

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We would like to express our sincere gratitude for your exceptional support of our products. We regret to inform you that we will be discontinuing the production and sale of the "TS-MK150N Observation Device." As a replacement product, we have prepared the "MK-200 Observation Device." We appreciate your understanding in this matter. You can find more details about the "MK-200 Observation Device" on our corporate website (see the related link below).

Apr 05, 2024

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Detailed information

Company name 鶴見精機
number of employees83
Contact addresspostalcode 230-0051 Kanagawa/ Tsurumi-ku, Yokohama-shi/ 2-20 Tsurumi Chuo 2-chomeView on map TEL:045-521-5252 FAX:045-521-1717
Key Partners■Government agencies: Ministry of Defense, Ministry of Land, Infrastructure, Transport and Tourism, Japan Meteorological Agency, Japan Coast Guard, various local governments, Fisheries Research and Education Agency, Japan Agency for Marine-Earth Science and Technology, various national universities ■Private companies: Shipbuilding companies, electric and telecommunications companies, power and gas companies ■Overseas: Research institutions and universities in the United States, India, China, and Europe
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鶴見精機 Building Image

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