Description

1. 【Reliable Overload & Short Circuit Protection】
The TOMZN TOB1Z-63 2P DC MCB is engineered to protect your DC circuits from overloads and short circuits. With a 6kA breaking capacity and rated voltage of 440V DC, it automatically trips to disconnect faulty circuits, preventing damage to valuable solar panels, batteries, and inverters. Compliant with IEC/EN60947-2 and GB14048.2 standards.-1-4

2. 【Optimized for Solar PV & Battery Systems】
Specifically designed for DC applications such as photovoltaic systems, solar panel arrays, battery storage, and DC distribution panels. Whether you’re installing a residential solar system or an industrial DC power supply, this DC isolator switch provides essential circuit protection for reliable, long-term operation.-1-4

3. 【Complete Current Range Available (3A-63A)】
Available in multiple current ratings to match your exact system requirements: 3A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, and 63A. This 63A rated model is ideal for high-current DC applications. Select the appropriate amperage from the variant menu to ensure precise protection for your specific setup.

4. 【Durable Construction with High Mechanical Life】
Built with a rugged case, thermal overload trip mechanism, and electromagnetic trip system. The high-strength permanent magnet arc extinguishing system ensures reliable interruption even under fault conditions. Rated for over 20,000 mechanical operations, offering years of dependable service.-4-7

5. 【Easy DIN Rail Installation & Clear Polarity Marking】
Standard TH35-7.5 DIN rail mounting allows quick, tool-friendly installation in any electrical panel. Clearly marked "+" and "-" terminals prevent wiring errors. For correct operation, connect power input to the top terminal and output to the bottom. Always observe polarity when wiring DC circuits.-4-7