![CDATA[Switching/dimming actuator SM 4 KNX Bus system KNX, Control module design, Mounting type REG, Width in modular units 4, With bus connection, Local/manual operation, With LED display, Number of outputs 4, Output power 1 ... 600W, Load type universal and LED retrofit, Max. switching capacity LED 600W, Voltage 110 ... 240V, Frequency 50 ... 60Hz, Protection class (IP) IP20,]]>