Used 8 sq ft FTS Systems LyoPilot freeze dryer, model LP8-3S-16X-P, 316L stainless steel product contact surfaces, with (3) approximately 16" wide x 24" deep usable shelves, 3.43" shelf spacing with stoppering, chamber rated 25 psi and full vacuum at +300/-40 f, 16 liter external condenser rated 25 psi and full vacuum at +300/-40 f, vessel and condenser certified by Walker, serial #'s SPC-31415, SPC 31416, national board #'s 4786, 4785, FTS serial# 28643, built 2002. SKU-3181-1