Agilent HP 6459A 0 - 64V, 0 - 50A 3200W DC Power Supply. Requires 3 phase 208V AC power. Includes opt 006 internal overvoltage protection crowbar. "Inventory Clearance Items are being sold at or below cost to clear out older inventory. Items being sold for clearance may not be completely reconditioned or may not include all standard accessories. Please contact sales for specifics."