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This section provides an overview for dsub connectors as well as their applications and principles. Also, please take a look at the list of 15 dsub connector manufacturers and their company rankings. Here are the top-ranked dsub connector companies as of January, 2025: 1.Champyang International Ltd., Co., 2.TME, 3.Omron.
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A D-SUB connector is a common connection method for signal transmission, mainly in computers and electronic equipment.
D-SUB stands for D-Subminiature, and is a small D-shaped connector.
D-SUB connectors are used in a wide variety of applications, including parallel ports, serial ports, and monitor connections, and have become the standard for numerous signal transmissions. Many variations exist, depending on the number and placement of signal pins, physical shape, etc., each associated with a specific signal transmission type.
Due to their versatility, D-SUB connectors are widely used in a variety of industries and electronic devices.
The most common use case is the connection between PCs and peripheral devices. In particular, the 9- and 25-pin D-SUB connectors are used for serial communication, i.e., the continuous transmission and reception of data as bit strings. This is common in devices such as mice, keyboards, and modems.
The 15-pin D-SUB connector is also commonly used for video graphics arrays (VGA) to transmit analog video signals between a PC and a monitor. D-SUB connectors are also used in a wide variety of other applications, such as voice and data communications and industrial equipment control.
The 37-pin D-SUB connector is used in industrial machinery, scientific instruments, etc., where more information transmission is required. As a special example, high-density D-SUB connectors are used in aircraft cockpits to handle many data lines together in a single connector.
Since the choice of D-SUB connector depends on the application and system requirements, it is important to understand the exact model number and specifications. These will vary depending on the operating environment, including signal type, data volume, and physical space constraints.
D-SUB connectors are designed as a tool for transmitting signals. Each connector has a specific pinout and these pins carry a specific signal.
The connector has a female and a male form, with the male having pins and the female having a socket. By physically connecting one part of the connector to the other, a pathway is established to carry signals between electronic devices.
The type of D-SUB connector depends on the number and arrangement of its pins. For example, a 9-pin D-SUB (DE-9) connector is commonly used for RS-232 serial communication, where each pin is assigned to a specific signal (transmit data, receive data, GND, etc.).
The 15-pin D-SUB (DA-15) connector is also used for VGA connections, where each pin carries a specific color or sync signal.
When connecting devices using D-SUB connectors, the electronic system of each device is designed to understand the signal corresponding to a particular pin. Thus, for example, in the case of serial communication, the signal output from the transmitting pin is received by the receiving pin and interpreted as the appropriate data.
Based on the above principle, D-SUB connectors enable both physical connection and signal transmission, thus providing effective communication between electronic devices.
There are various types of D-SUB connectors, depending on the number and arrangement of their pins. The main types are 9-pin (DE-9), 15-pin (DA-15), 25-pin (DB-25), and 37-pin (DC-37) connectors.
The 9-pin DE-9 connector is commonly used for connections for serial communication. In this connector, each pin is responsible for a specific signal (transmit data, receive data, ground, etc.).
The 15-pin DA-15 connector is commonly used for video graphics array (VGA) connections. Each pin carries a specific color video signal (red, green, blue) or synchronization signal.
The 25-pin DB-25 connector is used for parallel communication, especially for connection to printers and RS-232 serial communication. In some audio equipment, the DB-25 connector is also used to carry multi-channel audio signals.
The 37-pin DC-37 connector is used when larger amounts of data need to be transmitted. They are found in industrial machinery, scientific instruments, and other situations requiring complex information exchange.
D-SUB connector types are not limited to these. Other D-SUB connectors exist that have more pins or are designed for specialized applications. The choice of these depends on the requirements of the device to be connected, the environment in which it will be used, and the type of signal.
*Including some distributors, etc.
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NorComp Inc., established in 1983 and headquartered in North Carolina, US, is a manufacturer that specializes in the design and marketing of I/O interconnect products. The company offers a wide range of products, including D-sub connectors, circular connectors, and micro D-connectors. It also offers various types of push-pull connectors, cable assemblies, and backshells. Its products are designed for use in harsh and severe environments. The company has achieved ISO 9001:2015, RoHS, and REACH certifications and it serves a diverse range of industries, including military, aerospace, medical, transportation, and energy.
DDK Ltd., founded in 1963 and currently a subsidiary of Fujikura Ltd., is a Japanese manufacturer and supplier headquartered in Koto-ku, Tokyo, specializing in electronical connectors. The company’s product range includes automotive, board-to-board, circular and rectangular, coaxial, as well as flexible flat cable (FFC)/flexible printed circuit (FPC) connectors. These connectors are utilized across industries such as automotive, applied in automotive navigation systems, electronic toll collections, and vehicle audio devices; base stations of wireless computer networking; factory automation, applied in control equipment, industrial robots, servomotors, and welding machines; and information technology, applied in digital cameras and video cameras, mobile devices, and measuring instruments.
Nihon Pisco Co. Ltd., founded in 1976 and based in Nagano, Japan, is a manufacturer and distributor of pneumatic equipment and is ISO 9001 and ISO 14001 certified. The company stocks various products like valves, actuators, and vacuum accessories used in several industries, including semiconductor, medicine, and rechargeable battery. The company started selling push-in fitting for pneumatic piping in 1977 and launched the industry’s first push-in fitting built-in type speed controller in 1981. In 1993, it launched a few products, including a quick exhaust valve, a digital pressure sensor, and a vacuum generator with a digital pressure sensor.
JST Group, founded in 1957, is an international manufacturing company specializing in the development of all types of systems for connecting electric power and electronic devices. It obtained ISO9002 approval in 1993, and it has gone on to open offices and affiliated companies in Europe, America and other parts of Asia. JST uses modern advances like ultraprecision technology, gold plating processes, CNC copy grinder, to ensure quality and improved performance of every appliance it manufactures. JST products can be used in televisions, laptops, trains, medical equipments and even kitchen appliances.
JC Electronics Corporation, situated in Setagaya-ku, Tokyo, was founded in 1983 and is a manufacturer, exporter, and importer of electronic components such as connectors, sockets, and probe pins. The company provides unique electronic component designs based on individual performance criteria. To assure quality and dependability, the organization provides product design, inspection, manufacturing, and shipping services. Since 2001 and 2000, the company has been ISO 14001 and ISO 9001 certified. JC Electronics also has a marketing arm, JC Cherry Inc., based in the United States, that provides technical help and specialist design guidance to customers outside Japan.
Japan Aviation Electronics Industry, Ltd, commonly known as JAE, was established in 1953 and headquartered in Tokyo, Japan. The company is a designer and manufacturer of connectors, user interface solutions, and electronics for the aerospace, agriculture, semiconductor, and camera stabilization sectors. THe company’s product segments include IO connectors, board to board connects, cable to cable connectors, and more. The company’s motion sensing and control segment includes accelerometers, inertial measurement units, and directional modules.
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.
Amphenol Communications Solutions, founded in Connecticut, in 1988 is a manufacturer of interconnect solutions for Communications, Mobile, and Commercial electronics markets. The company's product portfolio includes cable assemblies for applications including networking, business equipment and automotive, connectors and IOT modules. The company serves markets including Automotive and Electric Vehicles, Renewable Energy and Energy Storage and Electronics and IT Infrastructure. The company also offers customer services that include support, custom research projects and customized services.
TME, established in 1989 and headquartered in Łódź, Poland, is a distributor specializing in electronic and electromechanical components, measurement and instrumentation equipment, tools, accessories, and development kits. Its product range encompasses resistors, capacitors, switches, multimeters, tools, and microcontroller development kits. TME serves diverse clientele, including electronics manufacturers, hobbyists, and educational institutions. The company offers support to an array of businesses and organizations in procuring essential components and equipment for electronic projects and manufacturing needs.
Deltron AG was founded in 1978 in Switzerland as a manufacturer and distributor of connectors. The company manufactures a large variety of D-Sub connectors, housings, adapters, and high-quality contacts. There are also Thermoelectric assemblies and modules, terminal blocks, and accessories for D-Sub products being designed and distributed. These connectors come in different versions like High Density, Dual-Port, Combi, and Filter D-Sub and they are available in press-fit, surface mount, and waterproof up to IP68 that have uses in the Telecommunication sector, for connecting and disconnecting power lines and for machines and equipment that is exposed to dust and liquids.
Phoenix Contact is headquartered in Blomberg, Germany, originally founded in 1923. Phoenix Contact’s Israeli subsidiary was founded in 2006 and located in Quadima Tzoran. Phoenix Contact provides tools and components for e-mobility, power, infrastructure, process industry, production manufacturing, system manufacturing, and others. Phoenix Contact’s product lines include automate including cloud computing, connect including PCB terminal blocks, “mark, assemble, and install” including hand tools, “supply, charge, and protect” including power distributors, and “switch, measure, and monitor” including relays and optocouplers.
OMRON Corporation is a Kyoto based electrical equipment manufacturing company founded by Kazuma Tateisi in 1933. OMRON’s product portfolio includes medical equipment like nebulizers and digital thermometers, automated teller machines for the finance industry to AC, DC and custom control systems for the oil and gas industries. The company has over 30,000 employees and offers its products and services in 120 countries. It primarily serves the healthcare, energy, casino, and automated test equipment industries.
Weidmüller Interface GmbH & Co. KG, established in 1850 and headquartered in Detmold, Germany, is a supplier of electronic equipment for electrical connectivity. The company's product range spans terminal blocks, connectors, relay modules, and power supplies. The company also offers automation and industrial PC software, accessories, and assemblies. It provides solutions in various fields such as decentralized automation, E-mobility, photovoltaics, single-pair Ethernet, and smart metering. The company holds DIN EN ISO 9001 accreditation for quality assurance management and offers various services such as customized products, support, digital ordering options, consulting, and engineering.
Ranking as of January 2025
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Champyang International Ltd., Co. |
17.2%
|
| 2 | TME |
17.2%
|
| 3 | Omron |
13.8%
|
| 4 | Amphenol Communications Solutions |
10.3%
|
| 5 | NORCOMP |
6.9%
|
| 6 | DDK Ltd. |
6.9%
|
| 7 | PHOENIX CONTACT |
6.9%
|
| 8 | Nihon Pisco Co., Ltd. |
6.9%
|
| 9 | JC Electronics Corporation |
3.4%
|
| 10 | Deltron AG |
3.4%
|
Derivation Method
The ranking is calculated based on the click share within the dsub connector page as of January 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
Japan
|
6 | 50.0% |
|
Germany
|
2 | 16.7% |
|
United States of America
|
1 | 8.3% |
|
Poland
|
1 | 8.3% |
|
Switzerland
|
1 | 8.3% |
Taiwan
|
1 | 8.3% |
98 products found
98 products
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■ Vacuumed connector for Takamasa In addition, we also handle contact pin sockets and pressure tools.
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■ D-SUB-type ultra-high vacuum / high-air harmethic connector that can be used in ultra-high vacuum using the latest glass ceramic bonding technolo...
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