QST

QST is a global electronic component manufacturer recognized for its extensive portfolio of precision frequency control and power management devices. The company specializes in producing high-quality crystals, oscillators, resonators, inductors, coils, chokes, battery products, integrated circuits (ICs), and audio products designed to meet the demanding requirements of modern electronic systems. With a catalog of over 3,593 components, QST supports engineers and designers across a wide range of industries.

QST's product portfolio addresses critical needs in consumer electronics, telecommunications infrastructure, industrial automation, automotive electronics, and professional audio equipment. Their crystals and oscillators provide reliable frequency reference for microcontrollers and communication modules, while their inductors, coils, and chokes support power conversion and EMI suppression applications. The company's IC offerings and battery products complement these lines, enabling complete subsystem design, and their audio products deliver performance for both commercial and consumer sound applications.

3J LIMITED serves as a trusted distributor of QST electronic components, offering customers streamlined access to the manufacturer's full product range. Through 3J LIMITED, buyers can source QST crystals, oscillators, resonators, inductors, chokes, ICs, battery products, and audio solutions with reliable supply chain support. This partnership ensures that design engineers and purchasing professionals can obtain genuine QST components efficiently for prototyping, production runs, and ongoing maintenance requirements.