Composite core with cap and spool

This resistor’s DC‑bias‑tolerant magnetic core exhibits robust resistance to DC bias, a wide current range, minimal need for additional circuitry and components, high reliability, and strong immunity to electromagnetic interference.

Amorphous Nanocrystalline Transformer Core 353*138*74*215

Ribbon width: 213 mm Window height: 353 (+2/0) mm Window width: 138 (+2/0) mm Core leg structure: 74 (0/-2) mm

Amorphous Nanocrystalline Transformer Core 249*133*71*146

Ribbon width: 142 mm Window height: 249 (+2/0) mm Window width: 133 (+2/0) mm Core structure: 71 (0/-2) mm

Amorphous Nanocrystalline Transformer Core 400×126×72×172

Ribbon width: 170 mm Window height: 400 (+2/0) mm Window width: 126 (+2/0) mm Core leg structure: 72 (0/-2) mm

(cz2-3-4-5-6-7-8-10-15-20-25-30-35-40-45) Custom Cobalt-Based Amorphous/Nanocrystalline Magnetic Cores

Cobalt-based amorphous alloys, thanks to their unique microstructure, boast key advantages such as ultra-low losses and exceptionally high permeability: Near-zero magnetostriction—ensuring noise-free operation and distortion-free signals; Ultra-high permeability—far surpassing conventional iron‑based amorphous materials and silicon steel; Extremely low coercivity—delivering rapid response and reduced core losses. Cobalt-based amorphous alloys exhibit stable performance across a wide temperature range and at high frequencies, with strong resistance to electromagnetic interference, making them well suited for precision sensing and high-frequency applications. We can tailor products to meet specific customer requirements, offering customized solutions with features such as low noise, high sensitivity, and low loss at high frequencies.

Plug-in Amorphous Core Pulse/Drive Transformer

This plug‑in amorphous magnetic‑core driver transformer is a high‑performance component specifically designed for IGBT/MOSFET drive, thyristor triggering, and pulsed‑signal isolation applications. Featuring an amorphous/nanocrystalline alloy core with exceptionally high permeability, it employs a multi‑winding construction using high‑purity copper wire and incorporates an integrated thick‑molded through‑hole base. Combining low loss, high dielectric strength, and rapid signal transmission, it enables the isolation, conversion, and propagation of drive signals, providing stable and reliable drive support for power devices in power‑electronics equipment.

Common-mode choke

This amorphous common-mode inductor is manufactured using advanced amorphous magnetic core materials, making it a high‑performance EMI filtering component. Designed for applications such as switch-mode power supplies, charging stations, and industrial equipment, it effectively suppresses common-mode interference while delivering lower losses and enhanced stability, helping devices easily meet stringent EMC electromagnetic compatibility standards.

Toroidal inductor

A high-performance inductor that winds enameled wire and other conductors around a toroidal magnetic core, it is also an indispensable core component in power supplies, telecommunications equipment, and industrial devices.

Amorphous/Nanocrystalline Core Current Transformer (Precision Current-Sampling Coil)

This precision current transformer with an amorphous‑core design is a high‑performance sampling component specifically engineered for power metering and current‑monitoring applications. Featuring an amorphous alloy core with exceptionally high permeability and uniformly wound, high‑purity copper windings, it delivers precise, linear conversion of large currents into small signals. Combining low losses, excellent linearity, and robust isolation, it ensures stable, reliable current sampling and measurement for a wide range of power‑equipment applications—making it ideally suited to power‑system environments that demand stringent accuracy and superior EMI immunity.

Open-type amorphous magnetic core current transformer coil (open‑close type / half‑ring current sensor)

This open‑type amorphous‑core current transformer coil is a high‑performance sampling component specifically designed for online current monitoring and non‑interruptive metering applications. Featuring an amorphous alloy core with exceptionally high permeability, it is paired with a uniformly wound winding of high‑purity copper wire and incorporates a semi‑ring‑shaped open design that enables current sampling without breaking the primary circuit. Combining high accuracy, low losses, and easy installation, it provides stable and reliable current monitoring and metering for power metering, industrial distribution, and new‑energy equipment.

Common-mode inductor

This amorphous magnetic‑ring common‑mode inductor is a high‑performance electromagnetic compatibility (EMC) filtering component specifically designed for switch-mode power supplies, variable‑frequency home appliances, and industrial equipment. Featuring a high‑permeability amorphous/nanocrystalline core paired with a symmetrically wound enameled wire coil, it effectively suppresses common‑mode interference on power lines without compromising the device’s normal differential‑mode current transmission. With its advantages of low loss, high stability, and compact size, it is an ideal choice for EMI‑mitigation design in modern electronic devices.

High-frequency transformer coil

New‑type design transformers are primarily used as high‑frequency switching power transformers in high‑frequency switching power supplies; they are also employed in high‑frequency inverter power supplies and high‑frequency welders, serving as high‑frequency inverter transformers. Depending on the operating frequency, they can be further classified into several grades: 10 kHz–50 kHz, 50 kHz–100 kHz, 100 kHz–500 kHz, 500 kHz–1 MHz, and above 1 MHz.