Wieland ELECTRIC GMBH
Wenzhou DAQUAN Electric
Vishay Intertechnology, Inc.,
Shinko Technos Co., Ltd.
SHIMADEN
Sensitron Semiconductor
Sensata Technologies, Inc.
Rockwell Automation
RKC INSTRUMENT
Omron
Micropac Industries, Inc
LOVATO Electric S.p.A.

19 Solid State Relay Manufacturers in 2024

This section provides an overview for solid state relays as well as their applications and principles. Also, please take a look at the list of 19 solid state relay manufacturers and their company rankings.

Table of Contents

List of 19 Solid State Relay Manufacturers

*Including some distributors, etc.

Sort by Features

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  • Company Size: largest first
  • Year Founded: oldest first
  • Year Founded: earliest first

Sort by Area

  • United States of America
  • China
  • Germany
  • Italy
  • Japan
  • Switzerland
  • Taiwan
    • Sensitron Semiconductor
      • United States of America Address: 100 Engineers Road, Hauppauge, New York, United States of America

      Manufacturer Overview

      Sensitron Semiconductor, founded in 1969 with corporate headquarters located in the USA, is a manufacturer of power electronic components and systems for the defense, aerospace, space, and medical markets. The company's products include high-power rectifier bridges, motion control modules, TVS modules, solid-state power controllers, and high voltage diode assemblies, as well as various services including, engineering, electrical and mechanical design, material science expertise, and testing of a finished power system. The company's facility includes a wafer fabrication clean room and a microelectronics manufacturing clean room.

    • Vishay Intertechnology, Inc.,
      • United States of America Address: 63 Lancaster Avenue Malvern, Pennsylvania, United States of America

      Manufacturer Overview

      Vishay Intertechnology, Inc. (Vishay) was incorporated in 1962 and is headquartered in Malvern, Pennsylvania. The company serves the industrial, automotive, telecommunications, consumer products, and medical end markets and sells its products under numerous brand names inlcuding Siliconix, Draloric, Beyschlag, UltraSource, and Applied Thin-Film Products. The company manufactures and sells discrete semiconductors and passive electronic components in globally while operating in six market segments: MOSFETs, diodes, optoelectronic components, resistors, inductors, and capacitors.

    • Sensata Technologies, Inc.
      • United States of America Address: 529 Pleasant Street, Attleboro, Massachusetts, United States of America

      Manufacturer Overview

      Sensata Technologies was originally founded in 1916 as General Plate Company and is now headquartered in Attleboro, Massachusetts. The company is a developer, manufacturer, and seller of sensors and sensor-rich solutions, electrical protection components, and other products used in automotive, industrial, energy, telecom, and construction industries. The company has 20 product categories including force sensors, tire management solutions, inverters & charges, and pressure sensors.The company’s next generation of products are designed to improve the efficiency of industrial pumps, fuel efficiency in ICE cars and energy efficiency in TVs, and facilitate usage of IoT devices.

    • Carlo Gavazzi Automation Spa
      • Italy Address: Via Milano 13, Lainate MI , Lombardy, Italy

      Manufacturer Overview

      The Carlo Gavazzi Group is a multinational company that was established in 1931 in Milan, Italy, known for designing, manufacturing, and distributing electronic equipment and automation solutions. The company offers a wide range of products that includes automation components such as monitoring relays, sensors, timers including electronic controls. There are also energy management solutions, and these products are supplied to industrial manufacturers of semiconductors, plastic machinery, agriculture, HVAC, and mobile equipment to name a few. Building automation companies and renewable energy services also benefit as they streamline their operations, reduce energy costs, and increase productivity.

    • Wenzhou DAQUAN Electric
      • China Address: Xinguang industrial zone, liushi of Wenzhou, Zhejiang, China

      Manufacturer Overview

      Wenzhou DAQUAN Electric Co., Ltd was founded in 1996 in Wenzhou, China. The company is an electrical products manufacturer of relays, relay sockets, timers, meters, and related components to customers both in and outside of China and serves both home appliance customers as well as industrial customers in manufacturing and other industries. The company has 5 major product segments including relays, timers, meters, circuit breakers, and switches. The company also sells various tools, alarm devices, and product accessories.

    • Cosmo Electronics Corporation
      • Taiwan Address: 11F., No. 258, Liancheng Rd., Zhonghe Dist., New Taipei City, Taiwan

      Manufacturer Overview

      Cosmo Electronics Corporation has been a manufacturer of photo couplers and relays based in Taiwan since 1981. The company produces a wide range of photo couplers that are designed to give different types of output. There are also different types and forms of Reed Relay and Solid State Relay and these products have applications in the power industry such as being implemented in adapters and UPS including smoke detectors, home security panels, and cameras. They are also used in Industrial based products such as NC machine tools, robots, and solar power conditioners and also by Consumer Electronics and the Automotive Industry.

    • ECE
      • Taiwan Address: No. 20, 25 Rd., Taichung Industrial Park, Taichung, Taiwan

      Manufacturer Overview

      Excel Cell Electronic, founded in 1981 is a manufacturer and supplier of electromechanical components and stamping products headquartered in Taiwan. The company offers electromechanical components including industrial control switches, stepping motors, terminal blocks, resettable fuses, and relays. Their stamping products include heat spreaders for BGA, high-precision electronic components, and lead frames of semiconductors for discrete devices / integrated circuit & photoelectric products. The company is ISO/TS 16949:2009, CNS15506: 2011, TOSHMS: 2007, ISO 14001, and ISO 9001-certified, and their products are used in various applications in optoelectronic, security systems, power energy, network, and communication industries.

    • LOVATO Electric S.p.A.
      • Italy Address: Via Don E. Mazza, 12, Gorle (BG), Regione Lombardia, Italy

      Manufacturer Overview

      LOVATO Electric S.p.A., founded in 1922 and based in Bergamo, Italy, is a manufacturer and designer of low-voltage electrical devices for industrial applications. The company offers a wide range of products such as Motor Protection circuit breakers, Contractors, electromechanical starters and relays, variable speed drives, and soft starters among others. The company holds UNI ISO 45001: 2018, ISO 1400: 2015, and ISO 50001: 2018 certificates. The company’s laboratories are certified to conduct type testing under ACAE control to issue ACAE certifications which are recognized by the European Union and valid across the wold.

    • RKC INSTRUMENT
      • Japan Address: 16-6, Kuhagara 5-chome, Ohta-ku, Tokyo, Japan

      Manufacturer Overview

      RKC Instrument has been continually growing for over half a century and strives to be a solution provider of measurement and control systems. RKC supplies quality products and professional engineering services quickly and efficiently. RKC specializes in everything from limit and multiloop controllers to heater break alarms and temperature sensors. RKC has a website in Chinese, English, and Japanese and has sales networks across the globe. Based on the management concept of “Realization of the highest quality,” RKC Instrument has obtained the accreditation of ISO9001, the international standard for quality management systems.

    • CHINO
      • Japan Address: 32-8, KUMANO-CHO, ITABASHI-KU, Tokyo, Japan

      Manufacturer Overview

      Chino, headquartered in Tokyo, Japan, is engaged in the manufacture and sale of measurement and control equipment and instrumentation work. The company was founded in 1936 as Chino Seisakusho. Chino operates in the area of "measurement, control, and monitoring" and contributes to the development of all industrial fields. Major products include recorders, regulators, temperature sensors, data loggers, radiation thermometers, thermal image measuring devices/thermal cameras, composition meters, moisture meters, thickness meters, thyristor regulators, and fuel cell evaluation and testing devices.

    • Wieland ELECTRIC GMBH
      • Germany Address: Brennerstraße 10-14, Bamberg, Freistaat Bayern, Germany

      Manufacturer Overview

      Wieland, established in 1910 and based in Bamberg, Germany, is a manufacturer and supplier of electrical connection technology. Their product range includes pluggable connections for seamless plug-and-play electrical device connections, insulated connectors that provide electrical insulation in device connections, cable glands for safeguarding cables and ensuring a watertight seal, terminal blocks used for connecting electrical wires, and contact systems facilitating connections between electrical components. Wieland's products find applications in diverse industries, such as building construction, electrical engineering, and automation.

    • FUJITSU COMPONENT LIMITED
      • Japan Address: Shinagawa Seaside Park Tower, 12-4, Higashi-shinagawa 4-chome, Shinagawa-ku, Tokyo, Japan

      Manufacturer Overview

      Fujitsu Component Limited was founded in Japan jointly by Fujitsu Limited and Takamizawa Electric Co. Ltd in 1995 which is a global manufacturer and seller of switching devices (relays) and Human interface devices such as keyboards, thermal printers, touch panels and switches. Their relay portfolio consists of relays for signal, power and automobiles applications. In addition they also manufacture eco friendly relay products. Fujitsu has establish several global support centers worldwide to ensure uninterrupted service. The group has adopted an environment philosophy which states that they will adhere to the corporate activities while improving their coexistence with the environment.

    • SHIMADEN

      Manufacturer Overview

      Shimaden Co., Ltd. is a manufacturer of industrial temperature and humidity control equipment founded in 1953 and based in Tokyo, Japan. The company manufactures a wide range of products for monitoring and controlling environmental factors. Its products include various sensor converters for humidity, digital or analog flow rate controllers, and thyristor power regulators for controlling isothermal tanks. These products are mainly used by clients in the food and beverage, chemical processing, and metal fabrication sectors. The company also offers control and data acquisition software for customers needing additional support.

    • Omron

      Manufacturer Overview

      Omron Corporation, started in 1933 and headquartered in Kyoto, Japan, is a manufacturer of automation components, equipment, and systems, and it developed the first contactless proximity switch in 1960. It has four domains, including industrial automation, electronic components, healthcare, and social systems, and it provides products and services in around 120 countries and regions. Some of its products include microsensing devices, access control systems, industrial robots, surveillance cameras, and blood pressure monitors. In 1971, it developed the first online cash machine, and in 1972, it established Japan’s first welfare factory.

    • ComatReleco
      • Switzerland Address: Bernstrasse 4 Worb, Bern, Switzerland

      Company Overview

      ComatReleco is a Swiss specialized manufacturer of multi purpose contactors and relays founded in 1970 following the merger of Comat AG and Releco SA. Headquartered in Worb, Switzerland, the company has a broad product portfolio which includes industrial and timing relays for controlling electrical circuits (ECs), remote control and monitoring devices for accessing ECs, and PLCs/HMIs for automating or monitoring industrial processes. ComatReleco serves a global client base, maintaining a network of partner distributors and subsidiaries in over 60 countries.

    • Rockwell Automation

      Company Overview

      Rockwell Automation, Inc. was founded in 1903 and is headquartered in Milwakee, WI. Rockwell Automation provides industrial automation and digital transformation solutions around the world. Rockwell Automation operates through their intelligent devices, software & control, and lifecycle services segments with both hardware and software products and services. The Intelligent Devices segment offers drives, motion, safety, sensing, industrial components, and configured-to-order products. The Software & Control segment provides control and visualization software and hardware, information software, and network and security infrastructure solutions. The Lifecycle Services segment provides consulting, professional services and solutions, and connected and maintenance services through independent distributors.

Solid State Relay Manufacturer Ranking

*Including some distributors, etc.

Number of Employees

  1. CHINO: 994
  2. Wenzhou DAQUAN Electric: 499
  3. RKC INSTRUMENT: 481

Newly Established Company

  1. Wenzhou DAQUAN Electric: 1996 (28 years ago)
  2. ECE: 1981 (43 years ago)
  3. JEL SYSTEM CO,LTD.: 1972 (52 years ago)

Company with a History

  1. Carlo Gavazzi Automation Spa: 1931 (93 years ago)
  2. CHINO: 1936 (88 years ago)
  3. RKC INSTRUMENT: 1937 (87 years ago)

Solid State Relay Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Solid State Relay Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
Japan Japan 5 33.3%
United States of America United States of America 3 20.0%
Italy Italy 2 13.3%
Taiwan Taiwan 2 13.3%
China China 1 6.7%
Germany Germany 1 6.7%
Switzerland Switzerland 1 6.7%

List of Solid State Relay Products

45 products are listed.

CADCRON

SSR Solid State Relay G6JS Series

30+ people viewing

Last viewed: 16 hours ago

• Contribute to system construction with cost reduction • Built -in barista with excellent outpatient surge absorption • Easy to visualize operatio...


40 models listed

Shinko Technos Co., Ltd.

SSR (Solid State Relay) SA-400

50+ people viewing

Slim shape with integrated heat dissipation 5-24 V DC wide input voltage range ■ Din rails and panels can be installed Up to 10 units can be atta...


2 models listed

Shinko Technos Co., Ltd.

SSR (Solid State Relay) SA-500 Series

30+ people viewing

・ Contribute to the construction of a product system with cost reduction ・ Built -in barista with excellent outpatient surge absorption ・ Easy t...


3 models listed

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