Transmartcore.com | Premium Transformer Core Manufacturer & Custom Magnetic Solutions

Engineered for Performance & Efficiency

Transmart is a leading transformer core manufacturer with years of experience in soft magnetic materials. We specialize in nanocrystalline cores, amorphous cores, silicon steel cores, and mu-metal cores for a wide range of industrial and consumer applications.

All our products are manufactured according to the strictest international standards and have gained favor in both domestic and foreign markets. Our precision-engineered toroidal cores deliver up to 30% lower energy losses than conventional designs.

✓ ISO & IEC Certified Manufacturing
✓ Exported to 200+ Countries
✓ Custom Design & Prototyping
✓ High Power Density & Low EMI

Our Premium Products

We offer a comprehensive range of soft magnetic materials and transformer solutions designed for high efficiency, low loss, and superior thermal performance across industries.

Nanocrystalline Cores

Ultra-low core loss, high permeability, ideal for high-frequency transformers, solar inverters, and EMI filters.

• Frequency Range: 1 kHz – 100 kHz
• Core Loss: 30% lower than ferrite
• Saturation Flux: Up to 1.2T

Amorphous Cores

Exceptional energy efficiency with disordered atomic structure, perfect for distribution transformers and high-efficiency power supplies.

• Core Loss: 70% less than silicon steel
• Frequency: 50/60 Hz to 10 kHz
• High Thermal Stability

Silicon Steel Cores

High magnetic flux density and cost-effective solution for power transformers, motors, and industrial equipment.

• CRGO & Non-Oriented Grades
• Flux Density: Up to 2.0T
• Toroidal & E/I Core Types

Mumetal Cores

Nickel-iron alloy with extremely high permeability, used in sensitive audio systems, medical devices, and shielding applications.

• Permeability: Up to 300,000 μ
• Low Coercivity
• Excellent EMI Suppression

Toroidal PCB Transformers

Triple-shielded design with ultra-low magnetic leakage, ideal for high-end audio and precision electronics.

• Triple Electrostatic Shielding
• Low Leakage & Noise
• Compact PCB Mount Design

CRGO Unicore Transformers

Innovative Australian design with lower excitation and losses than traditional C/E cores. Ideal for high-efficiency power systems.

• Step-Lap Joint Design
• 20% Lower No-Load Loss
• High Reliability

Rectangular Wound Cores

Designed for instrument transformers with both new and traditional designs including step-lap and R-core configurations.

• High Accuracy Class
• Low Phase Error
• Customizable Dimensions

Tape Wound Cores

Precision-wound from silicon steel, nanocrystalline, or amorphous tape. Closed magnetic circuit for maximum efficiency.

• Toroidal & CD Shapes
• Tight Tolerances
• High Power Density

Custom High-Frequency Transformers

Tailored for switch-mode power supplies, EV chargers, and renewable energy systems with optimized thermal and electrical performance.

• Frequency: 20 kHz – 500 kHz
• Low Interwinding Capacitance
• UL/CE Certified Options

Common Mode Chokes

High-performance EMI suppression components using nanocrystalline and ferrite cores for data lines and power inputs.

• High Impedance at High Frequencies
• Compact Surface Mount Options
• AEC-Q200 Compliant (Automotive)

View Full Product Catalog

Why Choose Transmart?

30% Lower Energy Losses

Our nano-crystalline and amorphous cores deliver significantly reduced core losses, improving system efficiency and reducing heat generation.

Custom Engineering

From prototyping to mass production, we offer full customization of dimensions, materials, and performance specs to meet your exact needs.

Global Quality Standards

Manufactured to strict international standards with consistent quality control, ensuring reliability across 200+ export markets.

Frequently Asked Questions

What are the advantages of nanocrystalline cores over ferrite?

Nanocrystalline cores offer higher saturation flux density (up to 1.2T), lower core losses (up to 30% less), and better thermal stability compared to ferrite, especially in high-power and high-frequency applications.

Can you manufacture custom core shapes and sizes?

Yes, we specialize in custom designs including toroidal, CD, block, rectangular, and E/C cutting cores. We support both prototyping and mass production with tight dimensional tolerances.

What industries use your magnetic cores?

Our cores are used in solar inverters, EV chargers, industrial power supplies, audio systems, medical equipment, smart meters, and high-efficiency distribution transformers.

Do you provide technical support and datasheets?

Yes, our engineering team provides full technical support, material datasheets, B-H curves, and design recommendations to help integrate our cores into your systems.

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Precision Magnetic Cores for the Future of Power