The 20W KNX series is an AC DC switching power supply offered by IEZO, which integrates a choke inside, the output current is connected to the bus through the choke coil, and a set of auxiliary power output is provided. The product is equipped with an LED indicator that indicates multiple operating conditions and a wide operating temperature range that allows the product to be used in a variety of applications. Particularly suitable for use in home and building intelligent control in compliance with the KNX specification.