Headquarter & Factory 1 B-401, Dosim Knowledge Industry Center, Deokso-ro 234, Wabu-eup, 12275 Namyangju, Gyeonggi-do, South Korea. +82-31-577-2280 +82-31-601-8098 R&D Center & Factory 2 #1115, Joongang Tower, Wiryegwangjang-ro 300, Sujeong-gu, 13640 Seongnam, Gyoenggi-do, South Korea. +82-31-577-2280 +82-31-601-8098 J&D USA Office & SALES 51 21st Ave Ste D, Longmont, CO 80501 +1-(310)-988-1311 Send […]

About J&D

J&D is a pioneer in the industry of power quality, providing current and voltage high quality sensing solutions. We serve companies with our new leading technologies that meet constantly increasing requirements. The design of our electrical measurement is the key to making our customers be safe and have smaller, lighter, faster installation and high durability. […]