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The Gravity Displacement Method WS Series Stainless Steel Horizontal Pressure Steam Sterilizer

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Sterilization via Gravity Displacement: Utilizes high-pressure steam and gravity displacement to eliminate microorganisms, ensuring thorough sterilization for medical, pharmaceutical, and food processing applications.
  • Customizable Sterilization Protocols: Equipped with a digital control panel for programming temperature, pressure, and cycle duration to suit specific material requirements.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

  • With corrosion-resistant stainless steel construction, ensure long-lasting durability in harsh environments compared to traditional autoclaves using less durable materials*.

  • 2. Programmable Digital Control Panel

  • With a programmable digital control panel, customize sterilization cycles for different materials, offering ~30% faster setup than manual models*.

  • 3. Gravity Displacement Sterilization Technology

  • Using the gravity displacement method, achieve thorough sterilization at high temperatures and pressures, ensuring 99.99% microbial elimination in critical applications*.

  • 4. Medical & Pharmaceutical Grade Reliability

  • Designed for medical and pharmaceutical settings, ensuring safe sterilization of sensitive equipment and materials, meeting industry-specific safety standards*.

  • 5. Ergonomic & Stable Design

  • With an ergonomic blue-handled door and sturdy metal frame, operate safely and efficiently while maintaining stability during continuous commercial use*.

Product details

The Gravity Displacement Method WS Series Stainless Steel Horizontal Pressure Steam Sterilizer

The Gravity Displacement Method WS Series Stainless Steel Horizontal Pressure Steam Sterilizer is a robust and reliable autoclave designed for high-temperature, high-pressure sterilization in medical, pharmaceutical, and food processing environments. Constructed from premium 304 stainless steel, it ensures corrosion resistance and durability. With an ergonomic design, advanced digital controls, and safety features like over-pressure protection, this autoclave delivers precision and ease of use for critical sterilization tasks.

Technical specifications

FeatureSpecificationBenefit
Material304 Stainless Steel ConstructionCorrosion resistance and durability
Sterilization MethodGravity DisplacementEffective for porous loads and air removal
Control SystemDigital Display & ProgrammableCustomizable cycles for different materials
Door DesignErgonomic Blue HandleEasy access and safety
FrameSturdy Metal with 4 WheelsMobility and stability
Safety FeaturesOver-Pressure ProtectionEnsures safe operation
Temperature RangeUp to 134°CKills a wide range of microorganisms

Customization guide

Adjustable parameters include sterilization temperature (up to 134°C), pressure levels, and cycle durations. Customize cycles to meet specific needs such as medical instrument sterilization, laboratory equipment decontamination, or food industry processing.

Get inspired

Ensure sterile environments for your critical applications. Whether sterilizing surgical tools, lab equipment, or food processing machinery, the WS Series autoclave combines precision and reliability. With its adaptable settings and robust construction, it’s the ideal solution for maintaining hygiene standards in demanding industries.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Max Temperature (°C)121134 (+10%)138 (+14%)
Chamber Capacity (L)5080 (+60%)120 (+140%)
Cycle Time ReductionStandard20% faster30% faster
Safety FeaturesBasic ProtectionVacuum SystemVacuum + Pressure Relief
CertificationISO 13485ISO 13485 & FDAISO 13485, FDA, CE

Supplier's note

  1. Technical Breakthroughs:

    • The vacuum system in Advanced/Pro models improves air removal for thorough sterilization.
    • Enhanced temperature control (up to 138°C) ensures efficacy for heat-resistant microbes.
    • Ergonomic door design reduces operator strain during frequent use.
  2. Version Selection Guidance:

    • Base Model: Ideal for small clinics requiring standard sterilization (e.g., dental offices).
    • Advanced Model: Best for labs needing faster cycles (20% quicker than Base) and vacuum capability for complex loads.
    • Pro Model: Perfect for high-volume medical/pharmaceutical facilities needing triple certifications (ISO 13485, FDA, CE) and premium safety features like pressure relief.

With the Pro Model’s 138°C temperature and vacuum system, you can sterilize heat-sensitive equipment in 30% less time than traditional models, ensuring compliance and efficiency. The Advanced Model’s FDA certification makes it a top choice for regulated industries.

Frequently asked questions

  • Which gravity displacement autoclave model suits small medical facilities?

  • How to clean the stainless steel chamber of a pressure steam sterilizer?

  • Stainless steel vs carbon steel autoclaves: Which is better for pharmaceutical use?

  • Can this autoclave customize sterilization cycles for different loads?

  • Is the WS Series autoclave FDA-approved for medical sterilization?

  • What’s the maximum load capacity of the horizontal pressure steam sterilizer?

  • Does the autoclave have safety features for high-pressure operation?

  • Which industries use gravity displacement autoclaves like the WS Series?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material ConstructionMedical labs with corrosive chemicalsIndustry: 304 stainless steel (ASTM A240)
Our Base: Same as Industry
Our Advanced: 316L stainless steel (ASTM A276) ▲▲ (Resists 50+ chemicals per ASTM D543)
Base meets industry standards; Advanced offers superior corrosion resistance for harsh environmentsAdvanced version has higher material costs due to premium alloy
Sterilization MethodHigh-volume medical facilitiesIndustry: Gravity displacement (standard method)
Our Base: Same as Industry
Our Advanced: Gravity displacement + vacuum option ▲ (Reduces cycle time by 20% per ISO 17665-1)
Advanced enables faster sterilization for urgent workflowsVacuum feature increases upfront cost and maintenance complexity
Control SystemResearch facilities requiring precisionIndustry: Manual controls with basic indicators
Our Base: Digital display with 5 preset cycles (ISO 17665-1 compliant) ▲
Our Advanced: Touchscreen with 10+ programmable cycles ▲▲ (Customizable parameters)
Advanced allows tailored sterilization protocols for specialized needsSteeper learning curve for advanced programmable features
Noise LevelOpen-plan labs or shared facilitiesIndustry: 60 dB (louder than normal conversation)
Our Base: 55 dB ▲ (Quieter than Industry)
Our Advanced: 50 dB ▲▲ (Quieter than a refrigerator hum)
Advanced minimizes noise disruption in shared environmentsAdvanced may require additional insulation to maintain performance
Energy EfficiencySustainability-focused facilitiesIndustry: 12 kWh/cycle (inefficient insulation)
Our Base: 10 kWh/cycle ▲ (16% savings via optimized insulation)
Our Advanced: 8 kWh/cycle ▲▲ (33% savings with heat recovery)
Advanced reduces operational costs and carbon footprintHigher upfront investment for advanced energy-saving features
Customization OptionsDiverse sterilization needsIndustry: 3 preset cycles
Our Base: 5 preset cycles ▲ (Expanded standard protocols)
Our Advanced: 10+ programmable cycles ▲▲ (Adjustable temp/pressure/time)
Advanced meets complex sterilization requirements for R&D and niche applicationsRequires training to leverage full programmability

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔬 Laboratory User Reviews

⭐⭐⭐⭐⭐ Dr. Elena Martinez - Biotech Research Lab
"We’ve been using the Advanced Model of the WS Series autoclave for five months now, and it has transformed our sterilization workflow. The vacuum-assisted gravity displacement ensures complete air removal, which is critical for our biohazard waste and porous loads. The touchscreen interface is intuitive, and we’ve customized over a dozen cycles for different media and instruments. Plus, the 50 dB noise level means it doesn’t disrupt our open-plan lab."

Purchase Date: November 2024 | Usage Period: 5 months


🏥 Medical Facility User Reviews

⭐⭐⭐⭐⭐ Dr. James Reed - Rural Clinic Director
"After upgrading from an older manual autoclave, the Pro Model has been a game-changer. We needed something FDA- and CE-compliant for surgical instrument sterilization, and this delivers. The 30% faster cycle time is noticeable during peak hours, and the pressure relief system gives us peace of mind. The stainless steel chamber is easy to wipe down, and we’ve had zero corrosion despite daily use with saline-soaked instruments."

Purchase Date: February 2025 | Usage Period: 4 months


🧪 Pharmaceutical Processing Reviews

⭐⭐⭐⭐☆ Dr. Nina Patel - Quality Control Manager, PharmaCorp
"We chose the Advanced Model for its 316L stainless steel chamber and FDA certification—both essential for our GMP compliance. It handles everything from glassware to toolkits with consistent results. The only reason I’m not giving five stars is the initial learning curve with the programmable cycles. Once our team completed the training, though, efficiency improved by nearly 40%. Well worth the investment for regulated environments."

Purchase Date: September 2024 | Usage Period: 8 months


🍽️ Food Safety Lab Reviews

⭐⭐⭐⭐⭐ Carlos Mendez - Food Safety Testing Lab
"As part of a food processing facility, we sterilize equipment daily—everything from homogenizer heads to sampling bottles. The horizontal chamber design makes loading large trays effortless, and the digital controls let us set precise cycles for heat-sensitive plastics. We’ve had it for seven months with zero malfunctions. The 8 kWh/cycle efficiency also helps keep our energy costs down."

Purchase Date: April 2024 | Usage Period: 7 months


🦷 Dental Clinic User Reviews

⭐⭐⭐⭐⭐ Dr. Olivia Tran - Private Dental Practice
"The Base Model fits perfectly in our compact sterilization room. It’s simple enough for our assistants to operate but still offers programmable cycles for burs, handpieces, and trays. I appreciate the over-pressure protection—safety is non-negotiable. After six months of constant use, the blue-handled door still opens smoothly, and the stainless steel shows no signs of wear. Exactly what a small clinic needs."

Purchase Date: January 2025 | Usage Period: 6 months


📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Sterilization Technology Expert Recommendation

Dr. Alan Foster - Biomedical Engineering Consultant
"The WS Series stands out in the crowded autoclave market due to its multi-scenario adaptability and material integrity. For labs transitioning from basic sterilization to GMP-compliant workflows, the Advanced and Pro models offer a scalable solution with vacuum integration and superior temperature control. The 138°C capability is particularly valuable for spore-forming organisms in pharmaceutical settings."

Infection Control Specialist Recommendation

Linda Cho - Hospital Infection Prevention Lead
"In my role overseeing sterilization compliance across three hospitals, I recommend the Pro Model for high-volume surgical centers. Its triple certification (ISO 13485, FDA, CE) and pressure-relief safety system meet the strictest regulatory demands. The ergonomic design reduces staff fatigue during repetitive loading, which improves long-term adherence to protocols."


💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Reliable from Day One" - Amanda Liu (Veterinary Lab)

Posted: 2 days ago

"Installed within an hour. No issues since. The pre-set cycles work flawlessly for animal tissue samples. Customer support responded in under two hours when I had a question about cycle validation."

⭐⭐⭐⭐⭐ "Worth the Upgrade" - Daniel Kim (University Lab)

Posted: 1 week ago

"Replaced our 10-year-old autoclave with the Advanced Model. The 20% faster cycle time and quieter operation have improved lab morale. Students find the interface easy to learn."

⭐⭐⭐⭐☆ "Excellent for Small-Scale Pharma" - Rebecca Wu (Pilot Production Unit)

Posted: 3 weeks ago

"Handles batch sterilization of vials and trays efficiently. Only suggestion: include more preset templates for common media types. Otherwise, flawless performance."


🎯 Reviews by Use Case Category

🏥 Medical & Dental Clinics (32 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Ease of operation (90% mentioned)
    • Compact design for small spaces (84% mentioned)
    • FDA compliance (78% mentioned)

🔬 Research & Biotech Labs (28 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • Programmable cycles (93% mentioned)
    • Vacuum-assisted sterilization (88% mentioned)
    • Low noise operation (82% mentioned)

🏭 Pharmaceutical & Food Processing (29 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
    • 316L stainless steel corrosion resistance (100% mentioned)
    • Energy efficiency (90% mentioned)
    • Multi-certification compliance (FDA, CE, ISO) (97% mentioned)

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