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Kyoritsu Electrical Instruments Works, Ltd.

ホーム
日本
Meguro-ku, Tokyo
Kyoritsu Electrical Instruments Works, Ltd.

Since its founding in1940, we have made customer satisfaction and providing high quality products.

30/09/2026

【KYORITSU Activities in Thailand August 2026】

① KEW (THAILAND) LIMITED is one of overseas subsidiary of KYORITSU group
As part of KYORITSU group members, we work under a strong relationship to continuously strive toward providing better service.

② Successful Exhibition in Thailand!
This year, we once again participated in an exhibition in Pattaya Thailand with our local distributor.
The event was a great success, with many visitors stopping by our booth and inquiring about our products.

KEW (THAILAND) LIMITED⇒ https://www.kew-ltd.co.th/
KEW Japan⇒ https://bit.ly/3VztiuM

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

15/09/2026

【Leakage Clamp Meter MODEL 2433R】

~Makes Insulation State Check convenient ~

by measuring the leakage current…
Possible to assess the insulation condition without turning off the main power!

Frequency Selector Switch to eliminate the effect of harmonics!
・Three ranges: 40/400 mA/400 A
・Minimum resolution 0.01 mA

KYORITSU YouTube
https://www.youtube.com/watch?v=ug45Yckxq-s
Leakage Clamp Meter Lineup
https://bit.ly/4dCcysV

KYORITSU ELECTRICAL INSTRUMENTS WORKS, LTD.
https://bit.ly/4yBNQkw

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

31/08/2026

-Reintroducing goods with KYORITSU own design-

Goods with KYORITSU own design are available through “SUZURI”. Featuring practical items for daily use, the collection helps you feel closer to KYORITSU and stay connected with us.
Please check out the lineup from the link below!

https://bit.ly/455SEC4

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

21/08/2026

Our followers exceeded 1000!

Kyoritsu official Instagram followers exceeded 1000!
We truly appreciate everyone's support.
If you're not following us yet, please take this opportunity to follow us!
We'll continue to share useful and enjoyable content.

https://www.instagram.com/kyoritsu_official/

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

17/08/2026

Our global distributor network

As part of our ongoing efforts to enhance our service, we have recently added distributors’ information to our website. Through the network we have built across various regions and thanks to the cooperation from our partners, we deliver our products around the world. You can find our distributor coverage areas and information about our partners in each region from the link below.

https://bit.ly/4fUEUPz

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

03/08/2026

Summer Holidays Notice

We would like to inform you that we will be closed from 8th to 16th of August, 2026 for summer holidays.

Any inquiries or other E-mail messages received during the above period will be attended on or after 17th August.

Thank you for your kind understanding and cooperation.

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

31/07/2026

KEW 6041BT (INSULATION EARTH TESTER)

All-in-one tester for insulation resistance, simplified earth resistance, and voltage measurements!
Single-handed operation multi-function tester

Features:
・Voltage measurement capability up to 440 V, including phase-to-phase voltage
・Low test current of 2 mA or less during earth resistance measurement to prevent RCD(ELCB) trips
・Live circuit warning function when selecting insulation/earth measurement modes
・Comparator function with buzzer notification even when display is not visible
・Customizable settings via dedicated app
・Enable/disable unused functions and ranges
・Customizable maximum measurement display values and comparator thresholds
・Four interchangeable probe tips
Three types included as standard: Standard, Long, and Molded tips
L-shaped probe (optional accessory) recommended for working on high-mounted distribution panels
・Built-in Bluetooth® communication
Save measurement data to tablets and smartphones

https://bit.ly/4pfXfem

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

17/07/2026

Customer Case Studies from Our Campaign

We've published customer case studies submitted as part of our campaign.
Thank you to everyone who submitted an entry.
They will be published on our website on a rolling basis!

URL: https://u.kew-ltd.co.jp/V9b5C4

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

15/07/2026

KEW 4300 (SIMPLIFIED EARTH TESTER)

KEW 4300 is simplified earth resistance tester (based on 2-pole method) that can be used for various distribution lines and electrical appliances and it also can measure AC/DC voltage. (As for AC voltages, True RMS values can be obtained.)
https://bit.ly/4fqivdR

Features:
・200/2000 Ω (2 ranges) : Auto-ranging
・Warning buzzer triggered at 100 Ω or less
・LED lights up when a large earth voltage is detected
・Live circuit warning when 30 V or higher voltage is detected
(KEW 4300 detects voltage even when measuring resistances)
・LED light for illuminating measurement points
(It turns on/off automatically in relation to the ambient brightness)
・Small test current (2 mA max.) not tripping RCD

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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

09/07/2026

Measurement categories are switchable just pinch and twist the tip! Auto-Slide Cover Test Prod

Click here to watch the full video!
https://youtube.com/shorts/l223a1VojaA

Product page for Auto-Slide Cover Test Prod MODEL 7313
https://bit.ly/4xy3C05
・Stress-free retractable test prod!
・Connectable to widely available φ4 Banana plug!
・CAT Ⅳ 600 V (Metal tip-4 mm fixed)
・CAT Ⅱ 1000 V (Metal tip-variable up to 19 mm)
・Available in 5 colors

*This product is co-developed by Toko Electrical Construction Co., Ltd. and Kyoritsu Electrical Instruments Works, Ltd.
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*We are afraid we are not able to reply to any comments.
Please contact us by clicking “Inquiry Button” at the top of our page.

住所

Meguro-ku, Tokyo
152-0031