Semiconductor Fuse

With over 20 years of experience and more than 500 satisfied customers across 50+ countries, HIITIO is your trusted partner for high-voltage DC solutions in electric vehicles, solar energy systems, energy storage applications, and more.

Semiconductor DC Fuses We Offer

According to your specific project requirements, we can provide you with high-quality, cost-effective, and fully certified Semiconductor DC Fuse (Ultra Rapid or Very Fast Acting Fuses) , and even customize parameters based on your needs.

Higher Voltage Rating

Provides overall system efficiency using smaller, more economical conductors while meeting the needs of higher voltage applications.

Fast Opening Under Fault Conditions

Open up to 10 times faster under high fault current conditions, ensuring reliable protection of circuits and components.

Greater Ampacity

Allows for higher current carrying capacity within sizing guidelines, enhancing performance.

Excellent Resistance

Offers superior resistance to voltaic impingement and environmental temperature variations, ensuring durability in various conditions.

Mechanical Vibration and Impact Resistance

Excellent resistance to mechanical vibration and impact, making it suitable for demanding applications.

Not Sure Which Semiconductor Fuse Meets Your Project?

Why Choose HIITIO

Strong Manufacturing Capability

Our strong production capacity ensures that we can deliver any quantity of your order in a timely manner.

Competitive Pricing

Our competitive factory prices ensure quality without sacrificing affordability, reducing your sourcing costs and boosting profitability.

Customization & OEM Support

Utilize our powerful manufacturing and research capabilities to give your brand a significant competitive advantage in the market!

First-class Quality and Stability

Our ISO9001 and IATF16949 compliant PLM+ERP+MES system, along with rigorous quality testing, ensures top-tier quality.

Industry-Leading Certifications

Our high voltage fuses are accompanied by industry-leading certifications, ensuring safety and quality for both you and your clients.

Clients First, Always

From initial inquiry to post-sales technical assistance, we provide comprehensive one-on-one customer service throughout the entire process.

Production & Manufacturing

R&D & Design

Quality Testing

Certifications

Production & Manufacturing

R&D & Design

Quality Testing

Certifications

Founded in 2004, HIITIO®, a subsidiary of Zhejiang HIITIO New Energy Co., Ltd, specializes in producing AC/DC electrical devices for motor control, HVAC/R, EV, solar energy, and energy storage applications.

With three factories, multiple core product production lines, two robust R&D teams, and well-equipped laboratories for research and testing, we ensure a strong supply capability for you.

Join Our Growing List of Satisfied Clients