Reliable Stable UL ETD34 Ferrite Core Transformer Through Hole Factory OEM

The CHIPSEN ETD34 series high-frequency transformer is a cornerstone component designed for high-density switching power supplies (SMPS) and industrial power modules. Utilizing premium ETD series ferrite cores, this transformer offers a perfect balance between power handling capacity and compact design. Engineered for efficiency, it features low leakage inductance and minimal electromagnetic interference (EMI), ensuring stable energy conversion in demanding environments. Whether for telecommunications, medical equipment, or renewable energy systems, the ETD34 provides reliable, long-term performance backed by international safety certifications.

• High Efficiency & Low Loss: The use of high-permeability ferrite cores minimizes core loss and eddy current loss, ensuring energy conversion efficiency exceeds 95% in typical applications.
• Superior Thermal Stability: Designed with optimized winding techniques and premium insulation materials to maintain low temperature rise even under continuous full-load operation.
• Optimized Winding Structure: Available with Faraday shielding (copper foil) to drastically reduce EMI and common-mode noise, enhancing the overall circuit stability.
• Safety & Compliance: Manufactured to strictly comply with international safety standards, featuring UL-recognized insulation systems and fire-retardant bobbins (UL94 V-0 rated).
• Mechanical Integrity: Sturdy pin structure supports automated wave-soldering processes, providing high vibration resistance for automotive and industrial use.

• Switching Power Supplies (SMPS): Main power transformer for AC-DC adapters, PC power units, and server power systems.
• Industrial Automation: Control boards for CNC machinery, PLC power supplies, and industrial motor drives.
• Renewable Energy: Core component in solar inverters, EV charging stations (OBC), and energy storage systems.
• Medical Electronics: Precision isolation transformers for diagnostic imaging equipment and patient monitoring systems.
• Telecommunications: DC-DC converters and infrastructure power supplies for 5G base stations and networking hardware.

CHIPSEN | Professional Magnetic Components Manufacturer

Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and power electronics solutions. Founded in 2007, we have over 20 years of industry experience and a 7,200㎡ manufacturing facility in Dongguan, Guangdong, China.

Our main products include High Frequency Transformers, Low Frequency Control Transformers, Planar Transformers, SMD Inductors, Flat Wire Common Mode Chokes, PFC Inductors, Toroidal Inductors, Filters and other customized magnetic components.

With strong R&D and engineering capabilities, CHIPSEN provides OEM/ODM and customized solutions according to customers' electrical specifications, mechanical dimensions, winding structures, insulation requirements and application environments. Our products are widely used in industrial automation, power supplies, new energy systems, energy storage, solar and photovoltaic equipment, robotics, AI servers, servo motors, medical equipment, communication systems, security equipment, LED lighting and other industrial applications.

We focus on stable quality, precise electrical performance and reliable production consistency. Our manufacturing process covers automatic winding, taping, soldering, testing and other key processes, supported by professional production and inspection equipment.

CHIPSEN has obtained ISO9001, ISO14001, IATF16949 and other management system certifications, with products compliant with international standards and certifications including UL, CQC, VDE, CB, CE and RoHS.

We serve customers in Asia, Europe, North America and other global markets. With professional engineering support, flexible customization, strict quality control and reliable production capacity, CHIPSEN is committed to providing efficient magnetic component solutions for OEMs, manufacturers, distributors and industrial equipment companies.

Q: How long does it take to prepare samples?
A: 3-5 days for new samples, 1 day for samples in stock.

Q: How are samples shipped?
A: When customers cover freight costs, we help choose the most economical shipping method.

Q: Do you provide technical support for customized products?
A: Yes, our strong R&D team provides free technical support for customizations in voltage, power, inductance, dimensions, core materials, and more.

Q: Do you accept flexible minimum order quantities?
A: We support flexible MOQ based on your industry and product requirements. Please share your application areas and estimated annual usage.

Q: Can you ensure proper packaging for large sea shipments?
A: Yes, we provide goods packed in strong export cartons, on wooden pallets, and shrink-wrapped for protection.