The Schneider A9D56820 Fixed RCD in white is a safety switch/residual current device designed for wall mounting, suitable for both interior and exterior use. With Type B tripping characteristics and overload, short circuit, and overcurrent protection features, this circuit breaker offers reliable protection for any room. The DIN rail mounting style and screw terminals ensure easy installation, while the weather-resistant design makes it suitable for various environments. With a maximum amperage of 20A and an operating temperature of 60°C, this Schneider RCD provides instant protection and is a reliable choice for branch circuit applications.