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ACDB / DCDB Boxes

Essential Safety Components for Solar Systems

ACDB & DCDB Boxes

AC Distribution Boxes (ACDB) and DC Distribution Boxes (DCDB) are critical safety components in solar power systems. They provide protection, isolation, and easy monitoring of your solar installation.

Our ACDB and DCDB boxes are manufactured with premium quality materials, featuring surge protection, MCBs, isolators, and SPDs for complete system safety.

Key Features:

  • Weather-proof IP65 rated enclosures
  • Surge protection devices (SPD)
  • MCB & Isolator switches
  • Easy installation & maintenance
  • Compliant with IEC standards
ACDB DCDB Box
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ACDB vs DCDB - What's the Difference?

DCDB (DC Distribution Box)

Installed between solar panels and inverter to protect DC side of the system.

Components:

  • • DC Isolator Switch
  • • DC SPD (Surge Protection)
  • • DC Fuse/MCB
  • • Array Junction Box
  • • String Monitoring

Applications:

  • ✓ Residential rooftop systems
  • ✓ Commercial installations
  • ✓ Industrial solar plants
  • ✓ Off-grid systems

ACDB (AC Distribution Box)

Installed between inverter and grid/load to protect AC side of the system.

Components:

  • • AC Isolator Switch
  • • AC SPD (Lightning Protection)
  • • AC MCB/MCCB
  • • RCCB (Residual Current)
  • • Energy Meter

Applications:

  • ✓ On-grid solar systems
  • ✓ Net metering installations
  • ✓ Grid-tied inverters
  • ✓ Hybrid systems

Available Sizes & Ratings

1-3 kW

For Small Systems

  • • 1-2 String DCDB
  • • Single Phase ACDB
  • • Residential use
  • • Compact size
POPULAR

5-10 kW

For Medium Systems

  • • 3-6 String DCDB
  • • Three Phase ACDB
  • • Commercial use
  • • Standard size

25kW+

For Large Systems

  • • 8+ String DCDB
  • • Heavy-duty ACDB
  • • Industrial use
  • • Custom sizes

Technical Specifications

DCDB Specifications:

  • Voltage Rating: 1000V DC / 1500V DC
  • Current Rating: 16A - 63A per string
  • Enclosure: IP65 weather-proof
  • Material: Polycarbonate/Metal
  • SPD Type: Class II DC SPD
  • Standards: IEC 61439, IEC 60947

ACDB Specifications:

  • Voltage Rating: 230V/400V AC
  • Current Rating: 16A - 100A
  • Enclosure: IP65 outdoor rated
  • Material: Metal/Polycarbonate
  • SPD Type: Class I+II AC SPD
  • Standards: IEC 61439, IS 8828

Why ACDB/DCDB are Important?

🛡️

Safety

Protection from electrical faults and surges

Isolation

Easy system shutdown for maintenance

📊

Monitoring

Track system performance and faults

Compliance

Meet regulatory and safety standards

Need ACDB/DCDB Boxes for Your Solar System?

Get the right protection boxes with expert guidance!

Enquiry Now →
Sunshine Solar Solutions

Sun Sci Solar Solutions is your trusted partner in sustainable energy solutions — from solar panel installation to full-scale renewable systems.

📍 T/F, Gh2/95d Ankur Apartment, C/O Krishan Kumar Agrawal, Paschim Vihar Road, New Delhi, West Delhi, Delhi, 110063

📞 +91 7011294391

✉️ agrawalboby76@gmail.com

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