Autoclaves - Steam Sterilizers | STERIS
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Healthcare Steam Sterilizers and
Medical Autoclaves

STERIS steam sterilizers help hospitals, ambulatory surgery centers (ASCs), and sterile processing departments (SPDs) safely and efficiently sterilize surgical instruments and other heat and moisture-stable devices.

Often referred to as autoclaves, STERIS offers both compact and large steam sterilizers capable of processing up to 25 full instrument trays per load. The AMSCO™ Steam Sterilizer portfolio helps healthcare facilities improve throughput, support staff safety, and make efficient use of valuable workspace. Compare chamber capacities, workflow features, and installation options to find the right steam sterilizer for your facility.

Number of trays processed by each AMSCO model

Steam Sterilizer Capacity - Number of Trays Processed Per Load

High-Capacity Steam Sterilizers

STERIS high-capacity steam sterilizers are designed for hospitals and ambulatory surgery centers that require efficient processing of large volumes of surgical instruments. Often referred to as large autoclaves, products such as the AMSCO™ 600 Medium Steam Sterilizer help sterile processing departments maximize throughput, reduce workflow bottlenecks, and support instrument availability throughout the day.

Ideal for: Hospitals, high-volume SPDs, surgery centers, and facilities focused on throughput and workflow efficiency.

AMSCO 600 Medium Steam Sterilizer

AMSCO™ 600 Medium Steam Sterilizer

  • Process up to fifteen 25 lb trays in each cycle
  • Small footprint, only 39" wide with no side or rear clearance required
  • Automatic vertical sliding door makes loading and unloading easy

AMSCO 400 Series Medium Steam Sterilizer, mid-sized autoclave for sterile processing.

AMSCO™ 400 Medium Steam Sterilizer

  • Processes up to fifteen 25 lb trays in each cycle
  • High volume sterilization to serve today's busiest operating rooms (ORs)
  • Designed to fit within previous sterilizer model's footprint

AMSCO Evolution Medium Steam Sterilizer

AMSCO™ Evolution™ Medium Steam Sterilizer

  • Processes up to twenty 25 lb trays in each cycle
  • Flexible installation that conserves department space
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Small Steam Sterilizers (Autoclaves)

STERIS compact steam sterilizers provide reliable healthcare sterilization in facilities where space is limited, but instrument turnaround remains critical. These smaller steam sterilizers are designed to support surgical instrument processing while maintaining a smaller installation footprint.

Ideal for: Ambulatory surgery centers, outpatient facilities, clinics, and sterile processing areas with limited available space. Often used by hospitals as a dedicated quick-turn sterilizer.

AMSCO 400 Series Small Steam Sterilizer, small autoclave for steam sterilization.

AMSCO™ 400 Small Steam Sterilizers

  • Processes up to three 25 lb trays at once
  • Ideal for quick turnaround in the OR or SPD
  • Accommodates larger bariatric and orthopedic devices
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Floor Loader Steam Sterilizer

The Evolution Floor Loader Steam Sterilizer offers high capacity, ease of use, and efficient workflow.

STERIS floor loading autoclave (floor loading sterilizer) in the Sterile Processing Department.

AMSCO™ Evolution Floor Loader Steam Sterilizer

  • Processes up to twenty-five 25 lb trays in
    each cycle
  • Ideal for high-volume processing
  • Streamlines department workflow
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