IDX System Technology

IDX Company, Ltd. is a Japanese maker of batteries, chargers and power equipment for broadcast and professional video, headquartered in Tama Ward, Kawasaki, Kanagawa. It was established on February 22, 1989, in Minato, Tokyo, began selling BP- and NP-type nickel-cadmium batteries that July, and moved to Kawasaki in 1993. Its name combines "idea" and "X" (cross).

In 1994 IDX opened subsidiaries in the United States and the United Kingdom: IDX System Technology, Inc., now in Carson, California, and IDX Technology Europe, Ltd., in Slough, England. Besides batteries, it has sold wireless video transmission systems since 2005 and has been the Japanese import agent for TVLogic monitors since 2014.

IDX released what it describes as the industry's first NP-type lithium-ion battery in 1996 and began developing its ENDURA battery system in 2000. Later lines include the DUO series (2013), the compact Imicro V-mount batteries (2020), its first B-Mount batteries, the HV series (2024), and a portable power station using semi-solid lithium-ion cells (2025). Since 2021 it has also distributed Core SWX products in Japan.