Enlarging the Sorensen SG Series high-power, programmable DC power supplies are four additional output voltage options: 10 Vdc, 15 Vdc, 20 Vdc, and 30Vdc. They deliver output-power levels ranging from 4 kW to 15 kW. The 20 Vdc model supplies up to 750A in the standard 3U package while the 10 Vdc delivers up to 1,200A in the same 3U form factor. Other features include both up and down programming and better PFC with three-phase 208-, 400-, and 440-/480-Vac inputs with the standard unit supporting both 50/60 Hz and 400 Hz input frequencies. All models in the SG Series are available with either Sorensen General-purpose Intelligent (SGI) control or Sorensen General-purpose Analog (SGA) control. AMETEK PROGRAMMABLE POWER, San Diego, CA. (800) 733-5427.