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Reliable DC Circuit Breakers & Components for the Future

Protect your solar, wind, and energy storage systems with precision-engineered DC circuit breakers and accessories. Built for safety, durability, and optimal performance in demanding environments.

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Our Premium Product Range

Discover our full lineup of high-performance DC electrical components designed for solar, energy storage, EV charging, and industrial applications. Each product is built to international standards and rigorously tested for reliability.

PV Combiner Box

PV Combiner Box

Customizable solutions integrating fuses, SPDs, and disconnectors. Streamline solar array connections and improve system safety.

  • • HD Series with Fuse, SPD & Breaker
  • • 1 to 6 String Configurations
  • • Dual Output Options Available
  • • 1000VDC / 1500VDC Ratings
DC Fuse

DC Fuse

High-quality gPV fuses engineered for photovoltaic and DC systems. Fast, precise overcurrent protection.

  • • 10x38mm: 1A~32A, 1000VDC
  • • 10x85mm: 2~32A, 1500VDC, 50kA
  • • 14x85mm: 30~50A, 1500VDC
  • • CFPV Series with/without Indicator
DC SPD

DC SPD

Surge protective devices (Type II & I+II) safeguarding solar and DC power systems from lightning and transients.

  • • Type II & I+II Protection
  • • High Surge Current Capacity
  • • Visual Status Indication
  • • Thermal Disconnection Safety
Waterproof Distribution Box

Waterproof Distribution Box

IP65/IP66 rated enclosures for outdoor and harsh environments. Protect electrical circuits with durable housing.

  • • AT Series: AT-4, AT-13, AT-15
  • • AT-18, AT-26, AT-39 Models
  • • UV & Corrosion Resistant
  • • Easy Installation & Maintenance
DC Switch Disconnector

DC Switch Disconnector

Durable disconnectors for safe isolation and maintenance. Compact design compliant with IEC standards.

  • • IEC 60947-3 Compliance
  • • High Breaking Capacity
  • • Lockable in Open Position
  • • Suitable for Solar Arrays
DC Circuit Breaker

DC Circuit Breaker

Reliable protection for solar, energy storage, and industrial DC applications. Ensures safe disconnection and longevity.

  • • High Voltage DC Ratings
  • • Precision Trip Mechanisms
  • • Arc Suppression Technology
  • • Long Service Life

Fuse Holder (CFPV-63t)

High-current DC fuse holders with optional visual indicators for easy status monitoring.

  • • 1P 50A 1500V 50kA Rating
  • • 14x85mm Fuse Compatibility
  • • With or Without Indicator
  • • Flame Retardant Housing

Solar System Accessories

Complete range of mounting kits, busbars, monitoring modules, and connection terminals.

  • • PV String Monitoring
  • • Busbar Kits for Combiners
  • • Cable Lugs & Terminals
  • • DIN Rail & Enclosure Kits
View All 48 Products

SYNODE: Your Direct Source for DC Power Integrity

Empower the future of clean energy with SYNODE ELECTRIC. Our advanced, in-house manufacturing specializes in high-performance DC electrical products for the new energy sector.

From DC circuit breakers, isolators, and surge protection devices, to complete DC distribution boxes and control solutions — we ensure stable, safe, and efficient power flow for solar, energy storage, EV charging, and other renewable applications.

Our commitment is clear: cutting-edge technology, rigorous testing, and streamlined production. Every unit is engineered for long-term reliability in the most demanding environments.

SYNODE Manufacturing
ISO

Why Choose Sinobreaker?

We combine innovation, quality, and global compliance to deliver unmatched performance in DC power protection.

Precision Engineering

Every DC circuit breaker and component is built to the highest standards, ensuring consistent performance and long-term reliability in demanding environments.

Innovative Design

Our products feature advanced safety mechanisms, compact layouts, and efficient heat dissipation to meet the needs of modern renewable energy systems.

Global Compatibility

Designed to meet international standards, our solutions integrate seamlessly into residential, commercial, and industrial renewable energy projects worldwide.

48+
Products
1500V
Max Voltage
50kA
Breaking Capacity
IP66
Waterproof Rating

Frequently Asked Questions

What types of DC fuses do you offer?

We offer a wide range of DC fuses including 10x38mm (1A~32A, 1000VDC), 10x85mm (2~32A, 1500VDC, 50kA), and 14x85mm (30~50A, 1500VDC). All are CFPV series PV solar fuses designed for high reliability in photovoltaic systems.

Are your products certified to international standards?

Yes, our DC circuit breakers, fuses, SPDs, and disconnectors are designed and tested to comply with IEC 60947, IEC 60269, and other relevant international standards for safety and performance.

Can I customize PV combiner boxes?

Absolutely. We offer customizable PV combiner solutions with options for 1 to 6 strings, dual outputs, integrated fuses, SPDs, breakers, and monitoring systems based on your project requirements.

What is the warranty on your products?

Most Sinobreaker products come with a standard 5-year warranty. Extended warranty options are available for large-scale commercial and industrial projects.

Do you offer OEM/ODM services?

Yes, as a direct manufacturer, we provide comprehensive OEM and ODM services including custom branding, packaging, and product modifications to meet specific technical requirements.

Get In Touch With Us

Have questions about our products or need a custom solution? Contact our team today.

Contact Information

Factory Address

No. 2165, Liuhuang Road,
Liushi Town, Yueqing City,
Zhejiang Province, China

Work Hours:
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM

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