SUPPORT

For help troubleshooting problems and technical questions,
please send an email to Technical Support.

In addition to your contact information, please include the JND part number(s) that you have and a description of the symptoms and issues.

CONTACT J&D

JND Request for Quotation Fome

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> Download Japanese (Excel) (PDF)

PRODUCTS BY APPLICATION

> Revolutionize Energy Efficiency with RJ12 Plug-and-Play EQ Split Core Transformers

> JND's Smart Electricity Meters: Pioneering Precision in Current Measurement

> IP67 Waterproof Current Transformer for Outdoor Application

> Ultra-Precision Voltage Measurement Solutions for Low-Voltage AC Lines

> Clamp Type Current Sensor Series Lineup

NEW PRODUCT INTRODUCTION NEWS

> Unveiling the Future of Solar Power
: The JPS-H Series by JND

> Innovative DC Power Monitoring Solution
: AcuDC 240

> Introducing JND's QACT-CT Series
: The Ultimate Power Metering Solution at RE+24 on September 10, 2024!

> JND Electronics' New DC Metering Solutions
: Leading the Future of Innovation!

> Measurement Solution for Distributed Energy Resources
: SENSWAY Multi-Circuit Meter

CT GUIDES

> What is Current Transformer accuracy class

> Split-core CT Installation Guide

> CT Opening Size vs. Conductor Diameter

> Safety and Warning Notes from CT

> Current Sensors and Current Transducers - What Are They?

> Understanding CAT Safety Ratings and IP,NEMA Ratings for Current Transformers

OUR TECHNOLOGY

> AC Current Sensing Technology

> DC Current Sensing Technology

> AC Voltage Sensing Technology

> DC Voltage Sensing Technology

> Rogowski Coil Technology

> Clamp on Current Probe Technology

APPLICATIONS

> Railway

> Welding

> Drive