• High-Precision Vacuum Monitoring: A Pirani vacuum gauge with 0.01Pa accuracy delivers the fine resolution required for sensitive process optimization.
• Granular Program Control: 40 program groups with 40 segments each allow for the creation of highly complex and precise freeze-drying curves.
• Real-Time Process Visualization: Monitor the entire cycle with real-time displays of all critical parameters in both numbers and dynamic curves.
• Manual Mode for Development: The manual program mode is ideal for conducting tests to discover optimal parameters for each stage of a new formulation.
• Wide & Precise Temperature Control: A shelf range of -60°C to +70°C with rapid ramp rates ensures precise thermal management.
• Efficient Vapor Capture: A cold trap temperature ≤-88°C guarantees efficient sublimation, protecting your vacuum pump and ensuring process consistency.
• Organized Program Management: Name programs in English and numbers for flawless organization and retrieval of your validated methods.
• Advanced PLC System: The heart of the unit, ensuring reliable execution of your most demanding programmed cycles.
• Desktop In Situ Design: Maintains sample integrity from start to finish, a critical factor for reproducible R&D results.
• Substantial 3Kg Capacity: Provides ample throughput for multiple experimental batches without sacrificing a large footprint.
• Robust SUS304 Cold Trap: Ensures long-term reliability and resistance to thermal cycling in a demanding research environment.
• Interactive 7” Touchscreen: Offers a direct and clear interface for inputting complex parameters and monitoring progress.
• Automated Self-Checks: The self-diagnosis function proactively alerts you to potential issues with functional components.
• Component-Level Operation: Capability to start/stop individual components is invaluable for system checks and tailored manual operations.
• Time-Stamped Process Logging: Working time display with date calibration provides essential data for your experimental records.
• Seamless Automation: Automatic mode allows for one-key start and unattended operation after parameters are validated.
• Software Upgradeable: Keep your unit's capabilities current with future software updates for enhanced features.
• Durable Electronics: Protection against water and electromagnetic interference safeguards the control system's accuracy.
• Rapid Thermal Cycling: A heating/cooling rate of 3.5°C/min reduces wait times between experimental runs.
• Clear Rectangular Chamber: Allows for direct visual observation of the sample throughout the freeze-drying process.

• Q: What is the HS code? A: Typically 8419331000, 8419339090, or 8419399090. Confirm with your local customs.
• Q: How to get a quote and brochure? A: Tell us the model and quantity. You'll receive a detailed quote with specs and brochure.
• Q: Compatible with 110V/60Hz or 220V/60Hz? A: Yes. Supports 110V/60Hz and 200V-240V/50-60Hz. Specify your requirement when ordering.
• Q: Operating vacuum level? A: 15Pa (0.15 mbar).
• Q: English version available? A: Yes.
• Q: Can the power plug be replaced? A: Yes. We provide cords with various international plugs. Specify your standard.
• Q: Ready to use upon delivery? A: Almost. Connect the pump, plug in, and power on. Use the touch screen to operate.
• Q: Difficult to install for first-time users? A: No. We provide a manual, picture checklist, and a setup video for easy installation.
• Q: Can I get an oil-free vacuum pump? A: Yes, as an optional upgrade for extra cost.
• Q: What is the packaging? A: Strong plywood crate for safe international shipping.
• Q: Can it ship by air? A: Yes, but extra inspections/fees apply for refrigerant. Sea freight is more cost-effective.
• Q: Can we check quality before shipment? A: Yes. We provide photos and videos of your actual unit for approval before shipping.
• Q: Payment terms? A: T/T (Bank Transfer).
• Q: Delivery time? A: 5-20 working days after payment, depending on order.
• Q: Company location? Can we visit? A: Based in Shanghai with a factory nearby. Visits are welcome.
• Q: What certifications? A: ISO 9001 and CE.
• Q: After-sales service? A: Includes online support, video training, quick spare parts supply, and optional factory training.
• Q: Warranty? A: 12-month standard warranty (14 months for stock orders). Lifetime maintenance support.

Lyophilization, commonly called freeze-drying, is an ancient technique to preserve and portableize perishables by freezing and sublimating water under low pressure. Originating with 13th-century Andean Indians, it refined in the 1950s. World War II spurred its use for blood plasma. Afterward, it entered consumer food sectors. In 1890, Albert Altmann freeze-dried organs; 1920s patents covered rabies virus freeze-drying. The 1950s expanded to camping food. NASA leveraged it for astronaut meals, famously with ice cream on space missions. Nestlé’s 1965 freeze-dried instant coffee popularized it. Historically, Aztecs and Eskimos used it for biological samples. Modern methods involve freezing in designed chambers with heating to create solid granules based on chamber geometry and speed.

Benefits are substantial: foods last 7–8 times longer than fresh, keep nutrients, save money, and offer convenience. Freeze-dried dairy maintains nutrients and probiotics.

Senova freeze dryers, serving homes, labs, and industries for 15 years, provide global support in over 80 countries, with an EU office in 2024.