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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.

07/05/2026

Be released from test lead problems! Three testing functions in a palm sized tester

Our new model, INSULATION EARTH TESTER KEW 6041BT, went on sale on May 7, 2026.
・Possible to measure line voltage up to 440 V
・Small test current of 2 mA or less prevents unintentional RCD trip. (on EARTH function)
・Live circuit warning (on INSULATION and EARTH functions)
・Comparator function with audible warning
・Setting customization via app
・Enable/disable unnecessary functions or ranges.
Any desired max displayed value and threshold value for comparator are selectable.
・Replaceable 4-type of metal tips are available.
Standard, long, and molded metal tips (accessories)
L-shaped probe useful in high place measurement (optional accessory)
・Bluetooth communication
・Save the measured values in tablets or smartphones.

Please click the link below to see the details of this tester.
https://bit.ly/4spZueW

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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.

04/05/2026

Palm-sized insulation and earth tester

Using KEW 6041BT leads to following benefits.
・Reducing the products and load you carry
・Reducing the concerns of measurement accident
・Improving the efficiency of measurement work

Accident during measurement
e.g.：RCD trips due to misconnection at the simplified earthing system!

Safety design which can avoid occurring the short circuit accident and RCD tripping even in the case connecting to live circuit while measuring!

Automatically interrupt measurement even if accidentally pushed the test button with live circuit.
A test current of 2 mA or less will avoid tripping the RCD.

Discover the KEW 6041BT:
https://bit.ly/3Orn25m

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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.

01/05/2026

Palm-sized insulation and earth tester

Using KEW 6041BT leads to following benefits.
・Reducing the products and load you carry
・Reducing the concerns of measurement accident
・Improving the efficiency of measurement work

Accident during measurement
e.g.：Concentrating on seeing the measured value on display may cause your hand to slip and leads to a short circuit accident!

The pen-shaped design which integrates test lead and display allows users to accurately connect to the position on the measurement point while checking the readings!!

Please click the link below to see the details of this tester.
https://bit.ly/4sWjxBN

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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.

28/04/2026

The Kyoritsu KEW 6516/6516BT multi function installation testers are an indispensable tool for ensuring safety, reliability, and compliance in electrical systems. Their versatility, ease of use, accuracy, and comprehensive features make them an excellent choice for professionals who want to streamline testing processes, adhere to standards, and diagnose issues effectively.

By combining multiple testing capabilities into one unit, the Kyoritsu KEW 6516/6516BT reduce the need to purchase and maintain separate devices for each testing function. This saves money and reduces the complexity of inventory management.

And by using our optional KEW 8601/8602 EVSE adapter, it is possible to test EV chargers.

KEW 6516: https://bit.ly/4vnd6KB
KEW 6516BT: https://bit.ly/3O7G0xF
KEW 8601: https://bit.ly/4vjpjzQ
KEW 8602: https://bit.ly/4vDRbz9

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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.

24/04/2026

The KEW 6041BT helps make insulation testing more efficient in daily work.

With its compact design and practical functionality, it supports smarter operation on site — helping professionals work with greater speed and convenience.

Key features for insulation testing:
・4 ranges (50/125/250/500 V)
・Warning with red LCD backlight for high voltage 500 V range
・Auto-discharge function
・Live circuit warning
・Comparator function

And beyond insulation testing, it also handles simplified earth resistance testing (based on 2-pole method) and voltage measurement in one unit.

Please click the link below to see the details of this tester.
https://bit.ly/4sSaGRI

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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.

23/04/2026

Your case will be one of official case studies

Please share your experiences using our products or service on our website!
We are pleasure to hear your comments, for example, "I had a problem with [xx], so I adopted Kyoritsu product and it worked out great with [yy]".
Goods with Kyoritsu own design will be sent to everyone who participated in this campaign.

Deadline for April application is approaching.
URL: https://u.kew-ltd.co.jp/pdrhw9

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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.

22/04/2026

【New Video released on KEW YouTube】
KEW 8331 3P BREAKER ADAPTER provides reliable and secure connection.
https://youtu.be/Gc1rDVJCLIg

Product page for 3P BREAKER ADAPTER KEW 8331
https://bit.ly/48snbMr

Safe and secure connection with 3P breaker by single action!
・Helpful to prevent accidental detachment or short-circuit when connecting alligator clip to breaker.
・Ideal for long period of measurement such as power measurements by trustful connection.
・φ4 Banana plug enables connection with versatile measuring instruments.

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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.

21/04/2026

== ==
Thank you very much for participating in our campaign.

We, KYORITSU, truly appreciate your valuable posts, as well as your continued support through viewing our posts and leaving so many Likes.

The reglammed posts have been saved in the Repost tab.

We always welcome you to share your favorite moments or items with us by using tags or mentions. We look forward to seeing your future posts.

Please keep following us!

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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.

17/04/2026

Looking for SMART insulation testing?

Meet the KEW 6041BT — a compact multi-function tester designed for smarter work in the field, with a focus on efficiency, safety, and ease of use.

Its core strength is efficient and safe insulation testing, with added support for earth testing and voltage measurement in one easy-to-carry unit.

Please click the link below to see the details of this tester.
https://bit.ly/4mocxfF

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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.

16/04/2026

== ==
This time, we’d like to introduce wonderful posts by !
Please share your favorite posts in the comments!

Photo1：💛
Photo2：💙
Photo3：💜
photo4：💚

　https://www.instagram.com/mohamed_engineer96/

15/04/2026

~Our Iceland Partner information~
>

Reykjafell has been our Kyoritsu partner in Iceland since the 90’s.
The company was established in 1956 on the principle of supplying quality products to electrical professionals.
With dedication to building a healthy work environment and giving the best service to its customers,
Reykjafell celebrates the 70th anniversary with innovation and strives to make its customers lives easier through the use of digital solutions like its advanced online store and regular webinars hosted in collaboration with their suppliers.

Reykjafell moved to a new, elegant headquarters at Blikastaðavegur 2 at Korputorg. This is the first time in the company's history that the operation moves to premises that are entirely designed with Reykjafell's needs in mind.

The new building brings together all of the company's operations under one roof and marks a major step forward in terms of service, efficiency, and facilities. There is a state-of-the-art warehouse on one floor, which simplifies all product handling and flow. The building also offers bright and modern offices, a powerful sales department, and an elegant exhibition space where Reykjafell welcomes its customers and partners.

You can learn more about Reykjafell on
https://www.reykjafell.is/
Or follow the company on
https://is.linkedin.com/company/reykjafell

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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