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  1. Home
  2. Industrial Electrical Equipment
  3. REJ Co.,Ltd.
Industrial Electrical Equipment
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REJ Co.,Ltd.

EstablishmentJanuary 10, 1964
capital30000Ten thousand
number of employees252
addressKanagawa/Kanazawa-ku, Yokohama-shi/Fukuura 2-3-2
phone045-791-3115
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last updated:Jun 22, 2026
REJ Co.,Ltd.logo
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  • Products/Services(10)
  • catalog(11)
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REJ Co.,Ltd. Company Overview

We provide control systems based on motor drive technology across various industrial sectors.

REJ Corporation was established in 1964 as Nihon Reliance Co., Ltd. and changed its name in 2019. Since its founding, we have consistently contributed to our customers and society with optimal motor control technology for industrial machinery. We provide a comprehensive range of services including "control device development," "control device manufacturing," and "system design and startup." Additionally, we are engaged in system integration business tailored to our customers' needs. Main industrial sectors: Steel (metal and non-ferrous), coil centers, automotive-related, printing machines, paper and cardboard, film processing, plastic molding, textiles, semiconductor manufacturing equipment, various conveyor systems, etc.

Business Activities

【System Engineering】  ■System Drive Solutions    Total engineering for various automation products, systems, software, etc.  ■Servo Drive Solutions    Utilizing servo technology to improve cutting accuracy, production capacity, and labor-saving measures.  ※Please feel free to consult us about new installations, updates, or partial updates of control panels.  ※For motor control exceeding 750 kW, please consult us.  ※For special specification motors, please consult us.  ※We will design using our own products or general-purpose products. 【After-Sales Service】  For our products:    ・Training on maintenance activities and methods    ・Recovery from equipment failures    ・Repairs, overhauls, etc. 【Control Devices】  Development and manufacturing of inverters and controllers for efficiently controlling motors used in industrial machinery. 【EMS Products】  Development of products for various industrial machinery, from parts procurement to manufacturing, inspection, and shipping.  ※We also accept requests for individual stages.

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Products/Services (10)

REJ's "Test Equipment Application" product image
REJ's "Test Equipment Application"
VZ7000 DC Drive Device for DC Motor Drive product image
VZ7000 DC Drive Device for DC Motor Drive
Drive device "DriveMuLti" product image
Drive device "DriveMuLti"
FA Machine Digital AC Servo Drive 'VZ7000' product image
FA Machine Digital AC Servo Drive 'VZ7000'

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catalog(11)

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55 to 500 kW 300 min-1 series

55 to 500 kW 300 min-1 series

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Servo motor lineup

Servo motor lineup

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Remote maintenance system "ORTAS" with remote operation capability.

Remote maintenance system "ORTAS" with remote operation capability.

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ei-Services Remote Monitoring System

ei-Services Remote Monitoring System

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news(2)

Yokohama City SDGs Certification "Y-SDGs" has been certified at a higher level.

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Our company was certified under the Yokohama City SDGs system "Y-SDGs" in March 2021, and after two years of activities, we have now been certified at a higher level of "Y-SDGs."

Jun 05, 2023

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Notice of Company Name Change

  • COMPANY

Dear Sir/Madam, I hope this message finds you in good health and spirits. I would like to express my sincere gratitude for your continued support. As of January 1, 2019, Nihon Reliance Co., Ltd. has changed its company name to "REJ Co., Ltd." (English notation: REJ Co., Ltd.). In relation to the name change, there are still catalogs available under the name Nihon Reliance, but we are updating them as needed. We kindly ask for your continued patronage and support in the future.

Jul 23, 2019

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Detailed information

Company name REJ Co.,Ltd.
number of employees252
Contact addresspostalcode 236-0004 Kanagawa/ Kanazawa-ku, Yokohama-shi/ Fukuura 2-3-2View on map TEL:045-791-3115 FAX:045-785-0276
Industry Industrial Electrical Equipment
REJ Co.,Ltd. Building Image

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