Medium steam sterilizer for laboratory applications
Ensure consistent and reliable sterilization of heat- and moisture-stable materials with versatile steam sterilizers, offering customizable cycles for precise decontamination in laboratory settings.

The AMSCO LS Series Medium Steam Sterilizers from STERIS are engineered to tackle diverse sterilization challenges in pharmaceutical and laboratory settings. Featuring a range of chamber sizes and door configurations, these sterilizers accommodate various facility layouts and applications, from biological indicators to cleanroom gowns. They operate through pre-vacuum, gravity, and liquid cycles, ensuring precise and thorough sterilization of solid and liquid products like vaccines and scientific glassware. Their STERI-Green® system enhances sustainability by conserving water and energy, making them an eco-friendly choice. These units integrate seamlessly into existing systems, with PLC control and building management system compatibility. Built for reliability, they feature non-proprietary components and ISO-9001 certified manufacturing, ensuring consistent performance and ease of maintenance. STERIS offers comprehensive customization and engineering support, along with a robust service portfolio to protect your investment.
Benefits
- Enhances productivity with customizable sterilization cycles for diverse applications.
- Minimizes water and energy usage with eco-friendly STERI-Green® technology.
- Ensures compliance with industry hygiene standards, maintaining product integrity.
- Streamlines integration and monitoring with building management system compatibility.
- Reduces maintenance downtime with reliable, ISO-certified non-proprietary components.
- Applications
- Sporicidal disinfectants,Hepa filters,Detergents,Cleanroom apparel,Autoclave sterilization,Laboratory glassware,Scientific applications,Biopharmaceuticals,Biological indicators,Pharmaceutical manufacturing,Laboratory applications
- End products
- Vaccines,Antibiotics,Filter cartridges,Biological indicator strips,Serum bottles,Laboratory reagents,Culture media,Spor-klenz sporicidal disinfectants,Laboratory autoclave packs,Cleanroom gowns,Scientific glassware
- Steps before
- Loading,Preparation of Materials,Pre-Cleaning
- Steps after
- Unloading,Quality Inspection,Documentation,Packaging
- Input ingredients
- heat-stable materials,moisture-stable materials,laboratory loads
- Output ingredients
- sterilized materials,sterilized laboratory equipment
- Chamber Size
- 26 x 26 x 39,49 or 61 in. (660 x 660 x 991,1245 or 1549 mm) / 26.5 x 26.5 x 39,51 or 63 in. (673 x 673 x 991,1290,or 1590 mm) / 26 x 37.5 x 42,54 or 66 in. (660 x 953 x 1067,1372 or 1676 mm)
- Door Configuration
- Vertical automatic sliding / Vertical single or double / Manual hinged or horizontal sliding
- Temperature Range
- 110 °C to 141 °C
- Available Cycles
- Pre-vacuum,gravity,liquid,leak test,daily air removal (Bowie-Dick)
- Pre-programmed Cycles
- 20
- Cycle Types
- Standard cycles,pre-vacuum,liquid,gravity,lab waste,USP 660,continuous operation
- Energy-saving Options
- STERI-Green® and STERI-Green Plus®
- User Programmable Parameters
- Yes
- Control System
- Non-proprietary
- Connectivity
- Email or text alerts,building management system interface
- Working Mechanism
- Pre-vacuum,gravity,liquid cycles
- Integrated Steps
- Bowie-Dick test cycle,leak test
- Batch vs. Continuous Operation
- Batch
- Temperature Range
- 110°C to 141°C
- Automation Level
- Programmable,connectivity for monitoring
- Sustainability Features
- STERI-Green® water conservation systems
- Cycle Variety
- 20 pre-programmed cycles
- User Programmable Cycles
- Yes
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Chamber size
- 26 x 26 x 39,49,61 in. / 26.5 x 26.5 x 39,51,63 in. / 26 x 37.5 x 42,54,66 in.
- Door configuration
- Vertical automatic sliding door / Vertical single or double door / Manual hinged or horizontal sliding door
- Temperature range
- 110 °C to 141 °C
- Pre-programmed cycles
- 20 cycles
- Pre-vacuum,gravity,liquid cycles
- Available
- Control panel type
- Easy-to-program control
- Door configuration
- Single or double door,vertical automatic sliding,manual hinged or horizontal sliding
- Chamber size
- 26 x 26 x 39,49 or 61 in. / 26.5 x 26.5 x 39,51 or 63 in. / 26 x 37.5 x 42,54 or 66 in.
- Connectivity
- Email or text alerts,integration with building management system
- Market info
- Steris Finn-Aqua is known for manufacturing high-quality steam sterilizers and water purification systems, specializing in clean utilities for pharmaceutical and biotech industries. Their equipment is recognized for reliability and meeting stringent industry standards.