Description

Kraus & Naimer Dual String DC Switch Disconnector 25A 220V – 18A 400V

The Kraus & Naimer KG20-T104GB Dual String DC Switch Disconnector offers reliable and safe circuit isolation for DC applications in solar PV systems. With multi-voltage support and a robust 4-pole configuration, this unit is designed to handle a range of operational demands while maintaining compactness and durability.

Key Features:

• Dual string disconnection capability for safe maintenance and servicing

• Compact design suitable for residential and commercial installations

• Supports a range of voltages up to 460 V

• Engineered for efficient heat dissipation and long-term reliability

• Screw terminal connections for secure and straightforward wiring

Specifications:

• Supplier Part No: KG20-T104GB

• Weight: 0.47 kg

• Poles: 4

• Max Cable Size: 6 mm²

• Max Voltage: 460 V

• Rated Current / Voltage Combinations:

  • 25 A @ 220 V

  • 21 A @ 280 V

  • 20 A @ 340 V

  • 18 A @ 400 V

  • 11 A @ 460 V

Applications:

• DC isolator for photovoltaic systems

• Commercial and residential solar installations

• Off-grid and hybrid solar setups

• Inverter and battery isolation in solar storage systems

Why Choose This Product:

• High Energy Efficiency: Precision-engineered to reduce energy losses during operation

• Stylish Design: Compact form with neutral aesthetics for easy integration

• Robust Durability: Resistant to weather and mechanical stress

• Sustainability: Enhances safety in solar energy systems, supporting clean energy goals

• Long Warranty: Backed by Kraus & Naimer’s reputation for reliability

What’s Included in the Box:

• 1x Kraus & Naimer KG20-T104GB DC Switch Disconnector

• Installation manual

The Kraus & Naimer KG20-T104GB DC Switch Disconnector is a versatile and safe solution for dual string disconnection in solar PV systems. Built to withstand demanding voltage levels and operating conditions, it offers dependable isolation with simple installation and long-term reliability.

Disclaimer:

All product information provided by Solareon UK is intended for general guidance only and may be subject to change or error. Solareon UK does not accept liability for any inaccuracies or omissions in the product specifications displayed. For accurate and detailed technical information, please refer to the manufacturer’s official datasheet available in the 'Downloads' section. We strongly advise confirming all critical details directly with the manufacturer prior to making purchasing or installation decisions.