Features Overload and Short Circuit Protection: DC lines and equipment from overloads and short circuits, ensuring uninterrupted power supply for your devices. High Performance Material: Constructed with flame-resistant and shock-resistant plastic for long-lasting durability and reliable performance, ensuring safety and peace of mind. Compact and Lightweight Design: Small in size and lightweight, offering high breaking capacity and sensitive action, suitable for space-constrained applications. Superior Terminal Treatment: Terminal quenching treatment and environmental protection electroplating provide excellent torsion tolerance and anti-rust effect, enhancing the longevity and reliability of the circuit breaker. Versatile Applications: Ideal for solar energy, bus box, photovoltaic system, small power generation system, and other DC systems, providing versatile and efficient circuit protection for various setups. Specification: Material: Plastic & Metal Weight: 88g/3.1oz Breaking Capacity: 6 (KA) Pole Number: 1P Rated Voltage: 250 (V) Current Shell Frame: 40 (A) Mechanical Life: 20000 times Operation Mode: handle direct operation Tripping Style: over-current tripping device Application Scenarios: secondary distribution Connection Mode: connection in front of the plate 3C rated voltage range: AC rated voltage 1500V Package List: 1 x Circuit Breaker Package List