Market Forge Electric Model Automatic Steam Pressure Sterilmatic Sterilizer (Autoclave). The Sterilmatic is a dependable, inexpensive and ideally suited for laboratories, veterinary clinics, processing plants and more. The compact sterilizer that does a big sterilizer job. This little sterilizer has as much inside capacity as many large, more costly conventional sterilizers and up to five times the capacity of smaller tabletop units. Other Models: STM-EL STM-EX STM-ELX