1、The case is made of flame retardant plastic material, High quality and safe to use. 2、Precise electronic components inside, providing long service life and stable performance. 3、High quality terminals, with good electrical conductivity. 4、DIN rail installation, flexible to use, convenient to assemble. 5、Compact size and light weight; Modular design, easy to maintain. DC 1000V Photovoltaic Surge Arrester Device Modular Design with DIN Rail Installation Features: The case is made of flame retardant plastic material, High quality and safe to use. Precise electronic components inside, providing long service life and stable performance. High quality terminals, with good electrical conductivity. DIN rail installation, flexible to use, convenient to assemble. Compact size and light weight; Modular design, easy to maintain. Note: 1. Installation should only be carried out by a qualified electrician. 2. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Pole Number: 2P/ 3P (Optional) Color: Red Case Material: Plastic Voltage: DC 1000V Imax: 40KA In:20KA Up: ≤2.0KV Item Size: 2P: 35 * 65 * 90mm / 1.38 * 2.56 * 3.54in 3P: 53 * 65 * 90mm / 2.09 * 2.56 * 3.54in Package Size: 2P: 10 * 7.3 * 4cm / 3.94 * 2.87 * 1.57in 3P: 10 * 7.3 * 5.8cm / 3.94 * 2.87 * 2.28in Package Weight: 2P: 241g / 8.51oz 3P: 307g / 10.81oz Package List: 1 * Surge Protective Device 1 * Surge Protective Device