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Corporate brand

Unclaimed

Taiwan-based manufacturer of electrical test and measurement instruments, founded in 1975 as Good Will Instrument Co., Ltd.

Last updated September 15, 2026

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Overview

GW Instek is the brand of Good Will Instrument Co., Ltd, founded in 1975 and described as the first professional manufacturer in Taiwan specializing in electrical test & measurement instruments. It began as a manufacturer of power supplies and expanded into high precision electronic test and measurement instruments. Its headquarters are located in Taipei, Taiwan, with subsidiaries in mainland China, America, Japan, Korea, Southeast Asia, Europe, and India, and products sold to more than 80 countries worldwide. The company offers more than 300 product items, ranging from oscilloscopes, spectrum analyzers, signal sources, and basic test & measurement instruments to video surveillance systems, with a focus on high quality, economical measurement solutions for the educational and industrial manufacturing markets.

History

Good Will Instrument Co., Ltd was founded in 1975 and was the first professional manufacturer in Taiwan specializing in electrical test & measurement instruments. GW Instek began as a manufacturer of power supplies and quickly expanded into the development of high precision electronic test and measurement instruments. After decades of experience in the test and measurement industry, GW Instek has grown to become one of the important manufacturers and developers of test and measurement instruments worldwide. Today GW Instek has more than 300 product items, ranging from oscilloscopes, spectrum analyzers, signal sources, basic test & measurement instruments to video surveillance systems. With headquarters located in Taipei, Taiwan, GW Instek has subsidiaries in mainland China, America, Japan, Korea, Southeast Asia, Europe, and India; its products are sold to more than 80 countries worldwide. In 2024, GW Instek integrated Prodigit, raised R&D to 10%, and introduced green solutions like the ASR-6000 series. In 2022, revenue grew 10.6% to NT$2.885B.

Products and positioning

High quality, economical measurement solutions for the educational and industrial manufacturing markets.

  • Oscilloscopes

  • Spectrum Analyzers

  • Signal Generators

  • DC Power Supplies

  • AC Power Supplies

  • Electronic Loads

  • Data Acquisition System (DAQ)

  • Digital Meters

Recent events

  • Reported

    Saelig introduces GWInstek C-1200 LoRa tester[5]

    Saelig introduced the GWInstek C-1200, a multi-channel LoRa tester for transmitter and receiver signal evaluation; the article says it is available now.

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