TDK-LAMBDA AMERICAS Model DSP30-24/277A low-profile DIN rail-mount power supply operates off a wide range of ac input voltages, ranging from a nominal 100 to 277Vac. Rated at 30-watts, unit provides a 24Vdc output at up 1.25A and is adjustable from 24V to 28Vdc. Device measures 2.2-inches deep. The output voltage can be easily adjusted via the front panel potentiometer plus front mounted LED indicators give an immediate visual indication of output status. 24V peak-peak square wave output is provided that is in sync with the ac line frequency and can be used as a system clock for timing applications.