Oi Electric Co., Ltd.

Oi Electric Co., Ltd. is a Japanese company engaged in information and communication equipment for social infrastructure, including transmission devices, multiplexing devices and monitoring/control devices. It was established in January 1950 and is headquartered in Kohoku-ku, Yokohama, Kanagawa. Its product lines include transmission and monitoring/control equipment, IoT/LPWA devices, wireless communication equipment and electronic measuring instruments.

Oi Electric was established in January 1950 with capital of 500,000 yen. In November 1949, before incorporation, it delivered its first unit, the CP-2 communication line carrier telephone device, to the National Police Agency. In April 1951, its voice telegraph device became the company's first patent. In 1963 it developed Japan's first pager. In 1995 it registered its shares with the Japan Securities Dealers Association. In 1996 it obtained ISO9001 certification, and in 1998 ISO14001 certification. In 2015 it obtained ISO27001 certification and developed a LoRa 920MHz wireless unit; in 2018 it developed a LoRaWAN gateway.

Provider of information and communication equipment for social infrastructure, supporting network construction with advanced transmission technology.

• Transmission and monitoring/control equipment

  WDM, SDH, carrier devices, converters and equipment monitoring contact and analog information.

• IoT/LPWA devices

  LoRa network using unlicensed bands and LTE-Cat.M1 cellular IoT/LPWA networks; includes LoRa gateways, end devices and solutions.

• Wireless communication equipment

  Digital wireless and computer network systems, from planning consulting to installation and after-sales service.

• Electronic measuring instruments

  Measuring instruments focused on field maintenance, pursuing wide range, responsiveness and ease of use.

1. 1情報伝送機器開発 | 大井電気株式会社ooi.co.jp
2. 2沿革 | 情報伝送機器開発 | 大井電気株式会社ooi.co.jp
3. 3会社概要 | 情報伝送機器開発 | 大井電気株式会社ooi.co.jp
4. 4製品情報 | 情報伝送機器開発 | 大井電気株式会社ooi.co.jp