1、HIGH PERFORMANCE: This DC isolator switch is applied to turn off all poles of solar modules and is installed on the series line between the module and the grid inverter or charging controller, with a rated voltage of DC1000V. 2、SECURE AND RELIABLE: The switch is made of flame retardant PC material, with IP66 water proof box, good heat dissipation, and stable running. Using magnetic arc extinguishing and arc extinguishing grids to effectively suppress arc and improve security. 3、COMPACT DESIGN: This DC isolation switch has a compact design, suitable for places with limited space, and reasonable design is easy to install. Load breaking up to 8 times the rated current, providing better isolation. 4、WIDE APPLICATION: This DC disconnect switch is suitable for maintenance and replacement of RV system, grid connected and off grid solar system, DC power system, ship power system, and photovoltaic system. 5、ENHANCED SECURITY: The disconnect switch is equipped with lock hole, and you can use a lock (not included) according to your needs to lock the switch, effectively preventing misoperation and providing secure access. Item Type: DC Isolator Switch Material: PC Flame Retardant Protecting Level: IP66 Standard: IEC/EN 60947.3 Rated Voltage: DC1000V Uimp (Rated Impulse Voltage): 8KV Ui (Rated Insulation Voltage): DC1500V Ambient Temperature: -40-85℃ Overall Size: Approx. 250 x 100 x 80mm / 9.8 x 3.9 x 3.1in 1 x DC Isolation Switch 4 x Water Proof Covers 1 x User Manual