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Advanced Circuit Protection
Components for Global Innovation

ShenZhen HuaXingAn Electronics Co., Ltd. – A trusted leader since 2004 in manufacturing high-reliability surge protection components. Trusted by Samsung, DEHN+SÖHNE, Amphenol, PHOENIX CONTACT, and SAIC VOLKSWAGEN.

About HuaXingAn Electronics

Founded in 2004, we are a world-leading supplier of circuit protection components with a strong focus on innovation, quality, and customer support.

Global Supplier of Trusted Protection

HuaXingAn Electronics specializes in the research, development, manufacturing, and marketing of essential circuit protection components including Gas Discharge Tubes, Metal Oxide Varistors, TVS Diodes, Resettable Fuse PTCs, Thyristor Surge Suppressors, and TVS Diode Arrays.

Our products are used across industries such as telecommunications, security systems, consumer electronics, industrial automation, medical devices, automotive electronics, and new energy solutions.

We take pride in being a preferred supplier to global giants like Samsung, DEHN+SÖHNE, Amphenol, PHOENIX CONTACT, and SAIC VOLKSWAGEN, delivering reliable performance and fast time-to-market support.

Why Choose HuaXingAn?

  • ISO-Certified Manufacturing & In-House EMC Testing Lab
  • FAE Engineers Providing End-to-End Design Support
  • Compliant with Conflict Minerals & Anti-Slavery Policies
  • Support for USD, EUR, GBP, BRL, RMB Payments

Our Core Products

Engineered for reliability, durability, and high-performance surge and ESD protection across diverse applications.

Gas Discharge Tubes (GDT)

Ideal for high-voltage surge protection in telecom, power lines, and signal circuits. High insulation resistance and low capacitance.

  • • High surge current handling
  • • Long service life
  • • Hermetically sealed

Metal Oxide Varistors (MOV)

Excellent transient voltage suppression for AC/DC power lines. Protects against lightning surges and switching transients.

  • • High energy absorption
  • • Fast response time
  • • RoHS compliant

TVS Diodes

Ultra-fast transient voltage suppression for sensitive electronics. Ideal for ESD and EFT protection.

  • • Sub-nanosecond response
  • • Low clamping voltage
  • • Available in SMA, SMB, SMC packages

Resettable Fuse PTC

Overcurrent protection that resets automatically after fault removal. Reduces maintenance and replacement costs.

  • • Self-resetting capability
  • • Low resistance in normal state
  • • Compact surface-mount options

Thyristor Surge Suppressor (TSS)

Solid-state alternative to GDTs. Provides precise triggering and fast turn-on for telecom and data line protection.

  • • No follow current
  • • Stable switching voltage
  • • High reliability

TVS Diode Arrays (SPA)

Multi-channel ESD protection for high-speed data lines such as USB, HDMI, Ethernet, and RF interfaces.

  • • Ultra-low capacitance
  • • High IEC 61000-4-2 level protection
  • • Small footprint packages

Surge Protection Device (SPD) Solutions

Complete modular SPDs for AC mains, DC systems, and signal lines. Designed for industrial and infrastructure use.

  • • Plug-and-play design
  • • Visual status indicators
  • • Remote signaling options

Custom Circuit Protection Solutions

Tailored protection modules integrating multiple components for specific client applications and form factors.

  • • Application-specific design
  • • Full testing & validation
  • • Fast prototyping

Industry Solutions

We deliver comprehensive circuit protection for a wide range of industries and applications.

Communication CPE & CO

Protection for modems, routers, switches, and central office equipment against surges and ESD.

Security Products

Surge and ESD protection for CCTV, access control, alarm systems, and surveillance devices.

Cell Phone & Computer

Ultra-compact ESD protection for USB, HDMI, audio jacks, and internal circuits.

Household Appliances

Reliable overvoltage and surge protection for washing machines, ACs, refrigerators, and smart home devices.

Medical Electronics

High-reliability protection for patient-connected devices, imaging systems, and diagnostic tools.

Automotive Electronics

Robust protection for ECUs, infotainment, ADAS, and EV charging systems.

New Energy Systems

Protection for solar inverters, wind turbines, battery management systems, and EV infrastructure.

Industrial Electronics

Heavy-duty surge protection for PLCs, motor drives, sensors, and factory automation systems.

Surge Protection Devices (SPDs)

Complete Type 1, 2, and 3 SPDs for buildings, data centers, and critical infrastructure.

20+
Years of Experience
100+
Global Clients
500+
Product Variants
99.8%
Customer Satisfaction

Latest News

HuaXingAn Participates in electronica 2024 (Munich, Germany)

Date: November 12–15, 2024

Booth No: Hall A6, Booth 558/7

Location: Messe München Exhibition Center, Germany

Join us at the world’s leading trade fair for electronic components and systems to explore our latest innovations in circuit protection technology.

Get in Touch

For product inquiries, technical support, or partnership opportunities, reach out to our team.

Phone: +86-755-27465585

Fax: +86-755-27270662

Email: [email protected], [email protected]

WhatsApp: +86 13427905674

WeChat: HA334928827

QQ: 334928827

Address: 5F, Building C, No.30, Aviation Road, SanWei, XiXiang Street, BaoAn District, Shenzhen, China

Website: www.huaandz.com

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