The Magtech High Perfection Tech LF1048-15-C1400-010V 20-3940 is a 1400mA constant current LED driver. This LED power supply will accomodate an LED lighting load up to 48 watts. It is dimmable and has a voltage range of 8 - 16Vdc. The High Perfection Tech LF1048-15-C1400-o1oV has a "butter stick" form factor.