Top Loading 150L. External Steam heated Priorclave autoclave (includes cooling & automatic timed freesteaming and 3 third depth stainless steel mesh baskets). Priorclave Top Loading autoclaves have a compact design for modern laboratories where space is at a premium. Available in 100 and 150L capacities heated either electrically or by direct steam, they feature especially low loading heights for the capacity available. They are supplied complete with a stainless steel Load Support Plate and with two (100L) or three (150L) stainless steel mesh baskets. Stainless steel waste containers are also available to suit these models.