This item is a pre-owned, used, and refurbished to full capability. It is a Coherent D600 Laser Power Supply. It fits the Coherent GEM 50A/60A and Coherent GEM 50L/60L other DEOS GEM lasers.  It is very hard to find, and available here. Buy it now while it is available. Do not miss this opportunity. Get it now.
 
One year warranty on this power supply.