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Prime Junction Box Manufacturer

Unlocking the Potential of Solar Energy through Cutting-edge Junction Boxes and Connectors

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Innovative Junction Boxes for Solar Energy

Taizhou Chuangda Electronics Co., Ltd. stands as a premier manufacturer, specializing in the production of high-quality photovoltaic junction boxes and connectors. With a steadfast commitment to excellence, we offer innovative and reliable solutions for power and data connection in the solar energy sector.

Our Tier 1 PV junction boxes are engineered for superior performance, backed by years of experience, continuous research, and extensive testing. We hold multiple patents for our innovative designs, ensuring optimal durability, safety, and efficiency in every product.

15+
Years Experience
50+
Global Clients
ISO
Certified
Solar Junction Box Manufacturing

Our Products

Discover our comprehensive range of high-performance photovoltaic junction boxes and MC4 connectors, engineered for reliability, efficiency, and seamless integration in solar energy systems.

Junction Box OSTA-03(xy)

Junction Box OSTA-03(xy)

High-efficiency junction box with IP68 rating, ideal for harsh environmental conditions and long-term reliability.

  • • IP68 Waterproof & Dustproof
  • • 1500V DC Maximum Voltage
  • • UL & TÜV Certified
  • • Operating Temp: -40°C to +125°C
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MC4 Connector

MC4 Connector

Premium MC4 connectors ensuring secure, low-resistance connections with excellent conductivity and durability.

  • • 1500V DC Rated Voltage
  • • 30A Maximum Current
  • • UV & Weather Resistant
  • • CE, RoHS Compliant
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Junction Box OSTA-03(ab)

Junction Box OSTA-03(ab)

Advanced junction box with integrated bypass diodes for improved system performance under partial shading.

  • • Built-in Bypass Diodes
  • • Flame Retardant Housing
  • • 10-Year Warranty
  • • Compatible with All Major Panels
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PV Connector-PV-TT02

PV Connector-PV-TT02

High-reliability PV connector with anti-lock design, ensuring safe and stable connections in solar arrays.

  • • Anti-Reverse Insertion
  • • 1500V / 30A Rating
  • • Low Contact Resistance
  • • TÜV & CB Certified
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PV Connector-CD04

PV Connector-CD04

Compact and robust PV connector designed for high-density installations and easy field maintenance.

  • • Compact Design
  • • 1500V DC Voltage
  • • IP67 Protection
  • • Wide Temperature Range
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Precision Assembly Tools

Professional-grade tools for MC4 and PV connector installation, ensuring precision and safety.

  • • Crimping Tools
  • • Removal & Insertion Tools
  • • Insulation Testers
  • • Ergonomic Design
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Smart Junction Box (Coming Soon)

Next-generation intelligent junction box with real-time monitoring and fault detection capabilities.

  • • IoT-Enabled Monitoring
  • • Remote Diagnostics
  • • Energy Yield Optimization
  • • Cloud Integration
Notify Me

Surge Protection Devices

Comprehensive SPD solutions to protect solar systems from lightning and voltage surges.

  • • DC Surge Protection
  • • Fast Response Time
  • • Status Indicators
  • • DIN Rail Mounting
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View All Products & Datasheets

Why Choose Solreach?

We're not just a manufacturer — we're your trusted partner in solar connectivity, delivering innovation, quality, and reliability.

Certified Quality

ISO9001, ISO14001, ISO45001 certified. Meets TÜV, UL, and CB international standards.

Innovation-Driven

Multiple patents held for advanced junction box and connector designs.

Global Support

Fast delivery and technical support available worldwide.

Customer-Centric

Dedicated support team and customized solutions for OEMs and EPCs.

150M+
Units Shipped
40+
Countries Served
99.9%
Reliability Rate
10+
Years Warranty

Frequently Asked Questions

What certifications do Solreach products have?

Our products are certified under ISO9001, ISO14001, and ISO45001. Additionally, our junction boxes and connectors meet TÜV, UL, CB, and RoHS standards for global compliance.

Are Solreach connectors compatible with all solar panels?

Yes, our MC4 and PV connectors are designed to meet IEC 62852 standards and are fully compatible with all major solar panel brands and inverters.

What is the warranty period for your junction boxes?

We offer a standard 10-year warranty on all our junction boxes, covering material defects and performance issues under normal operating conditions.

Can I request custom OEM/ODM solutions?

Absolutely. We specialize in OEM and ODM manufacturing, offering custom labeling, packaging, and product modifications to meet your specific requirements.

How can I get technical support or datasheets?

Visit our official website at solreach.com to access downloadable datasheets, installation guides, and contact our support team.

Get in Touch

For inquiries, technical support, or partnership opportunities, visit our official website to connect with our team.

Visit Official Website

Email: sales@solreach.com

Phone: +86 155 5723 7258

Location: Taizhou, Jiangsu, China

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