Toll free number 1-855-769-8324 (SNW-TECH)


Who we are

Established in 1947, Sanwa Denki Kogyo Co., Ltd., is a renowned leading manufacturer of communication equipment, servicing the global optical communications market. With over 75 years of innovation and engineering excellence, Sanwa continues its rich history of developing and manufacturing quality connectivity solutions and components to enhance the performance of optical networks of today and into the future.

Sanwa is headquartered in Tokyo, Japan, and has two manufacturing locations in Japan and Thailand, as well as the new combined global sales operation of SANWA Technologies, Inc. with multiple offices in the USA, Europe, and APAC. 


A team of senior Professionals

Sanwa’s innovative engineering and high-precision manufacturing capabilities continue to be its core values today as the company expands its operations globally. Our core competencies in providing engineering excellence, connecting you and beyond, are what sets us apart.

Our Services

Our products and solutions serve a broad range of international customers within the Telecom, Enterprise, Datacom, Premise wiring, CATV, OEM, Utility, Municipality, Security and Aerospace/ Military markets.

  1. 1

    High Quality and High Reliability

    • Pioneer in optoelectronics design and development in Japan
    • ISO 9001 Quality Management System and ISO14001 Environmental Management System certified
    • Experienced and cultivated higher engineering and manufacturing skills
    • Telcordia-based reliability verification testing for all products

  2. 2

    Engineering Excellence

    • Develop customized products to meet customers’ requirements through integrated design, development, manufacturing, and final testing at our own factories

  3. 3

    Strategically Located Offices and Diverse Personnel

    • Global partners in seven offices around the world
    • Experienced sales professionals with over a quarter century of industry-relevant experience
    • Support for more than ten languages, offering hands-on support throughout the customer’s product experience

Our Vision

Key to the competitive edge of our products has been the company’s adherence to monozukuri, the philosophy of Japanese craftsmanship which encompasses everything it makes.

For over 75 years, we have sought to establish relationships that are beyond transactional. Diligently collaborating on both custom and standard products with expeditious local support. Over time, we have transformed the traditional Japanese manufacturing philosophy exemplified in our everyday pursuit of manufacturing thoughtfulness to equally focus on all aspects of product delivery; quality, time, and service.
Our accumulated experience and evolved manufacturing techniques in combination with our company values have fortified our partners support as well as our name, upheld to this day.


A History of Innovation in Engineering and Manufacturing


Sanwa Denki Kogyo Founded

Since its founding in 1947, the Sanwa Denki Kogyo group of companies, headquartered in Tokyo, Japan, has been developing, manufacturing, and selling the highest quality and most reliable electrical and optical interconnect components, and solutions.


Rebuild Communication Networks in JAPAN after World War II

Sanwa began providing components for the communication network to Ministry of Post and Telecommunications in 1951. In 1952, Sanwa developed electrical connectors and began supplying to Japanese Government’s Telecom Bureau (Predecessor of NTT). After Sanwa’s initial success, Sanwa continued to expand and improve communication technology, eventually extending their factories and services to NEC.


Strategic Global Collaboration with Western Electric

Western Electric of the United States and Sanwa began collaborating to develop new connectivity solutions.


Sanwa's Manufacturing Growth

In 1980, Sanwa opened the Kofu Factory in Yamanashi, Japan to expand its manufacturing capabilities.


Sanwa Meets Growing Demand

In 1996, Sanwa’s Hachioji factory in Japan expanded its facilities to accommodate the growing demand of communication industries around the world.


Global Offices and Factories

In 2000, Sanwa commenced the Global Sales Office in Dallas, Texas, U.S.A.
In 2003, opened the Asia Sales Office in Taiwan
In 2013, opened the Thailand Factory
In 2018, expanded the Thailand Factory


Acquisition of Fiberon Technologies, Inc.

In 2021, Sanwa has finalized the acquisition of Fiberon Technologies, Inc., another leading provider of fiber optic network solutions. Fiberon, founded in 1998, is a leading supplier of interconnect, advanced passive and active connectivity products for the optical fiber communications market and has continuously delivered quality products with excellent service and speed as a trusted supply partner to its customers.


Together, we are SANWA Technologies!

In 2022, Sanwa Denki Kogyo merged the operations of its subsidiaries, Sanwa Electronics USA Corp. and Fiberon Technologies, Inc., and began operating under the new name of SANWA Technologies, Inc. as the company’s Global Sales organization.
The unity of Fiberon’s advanced product lines and strategic geographical presence and Sanwa’s unparalleled engineering, manufacturing, and quality management will significantly expand the available product range and the service reach for current customers and offer a powerful supplier partnership for the optical communications industry worldwide.

Today, companies, data centers, and telecom / data-com carriers worldwide rely on Sanwa’s connectivity solutions around the clock.

Manufacturing Facilities & Capabilities

Sanwa holds two large factories to manufacture, test, and maintain high-quality products for our customers. One is in Tokyo, Japan, and another is in Thailand.

Japan Factory

Japan Factory
Sanwa Denki Kogyo Co.,Ltd.

Thailand Factory

Thailand Factory
Sanwa Electronics (Thailand) Co.,Ltd.