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Testboy is a leading manufacturer of electrical testing and measurement equipment for electricians, installers and maintenance professionals. Its portfolio includes voltage testers, multimeters, cable locators, socket testers and environmental measuring instruments designed to deliver reliable and accurate results in industrial, commercial and residential applications. Professionals worldwide trust Testboy products for safety, durability and ease of use.
The Testboy 40 Plus offers dependable voltage testing in a compact, durable housing. Designed for both AC and DC voltages from 6 to 400 V, it features user-friendly operation and an LED display. Its ability to perform phase testing to protective earth makes it a versatile tool for everyday electrical work.
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