High-Precision MHz Quartz Crystals & Resonators (SMD & Thru-Hole)

SJK, a leading crystal manufacturer in China, provides a comprehensive range of high-performance Passive Crystal (Quartz Crystal Resonator) solutions. Our extensive product portfolio covers frequencies from 1 MHz to 200 MHz, meeting the diverse requirements of various industries.

SMD Crystal Resonators (Seam / Glass)

Our SMD crystal series includes both mainstream Seam metal package and Glass package crystal resonators. Available in a full range of package sizes, including 1210, 1612, 2016, 2520, 3225, 5032, 6035, and 7050, these products offer high frequency accuracy, ultra-compact dimensions, and excellent heat resistance.

Through-Hole Crystal Resonators (DIP / HC-49 Series)

We offer a complete selection of traditional through-hole crystal resonators, including HC-49U, HC-49S, HC-49SMD, UM-1, and UM-5. These products provide outstanding cost performance, excellent shock resistance, and are widely used in consumer electronics and industrial control applications.

Automotive-Grade Crystal Resonators

Designed for the demanding reliability requirements of automotive electronics, our automotive crystal series—including A7F (2016), A7E (2520), and A7U (3225)—is engineered to deliver stable performance under extreme temperatures and harsh operating environments.

SJK passive crystal resonators are widely used in IoT devices, communication equipment, Bluetooth applications, 5G infrastructure, handheld terminals, NFC devices, automotive electronics, and security & surveillance systems.

With comprehensive inventory, competitive pricing, and flexible customization services, SJK provides one-stop frequency control component solutions backed by professional engineering support and technical expertise.