4kg Per Batch Lab Lyophilizer SS304 Chamber Laboratory Freeze Dryers

• User-friendly PLC interface
• 4Kg batch capacity
• -60°C cold trap
• 7" touch screen display
• One-touch pre-freezing
• Automated data management
• Smart maintenance alerts
• Easy parameter setting
• Quick drain system
• Fine gas control
• Password protection
• Visual process monitoring
• USB data port
• Self-diagnosis system
• Thermal protection
• Vacuum pump safety
• Durable materials
• Multiple displays
• Alarm records
• Flexible configuration

 

• 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.

Freeze-drying (lyophilization) is an age-old method for preserving and making perishables portable via freezing and sublimating water under reduced pressure. Dating to 13th-century Andean Indians, it became sophisticated in the 1950s. First developed for blood plasma in World War II, it later spread to consumer foods. Albert Altmann freeze-dried organs in 1890; 1920s patents included rabies virus freeze-drying. The 1950s broadened uses to camping food. NASA utilized it for space food, including iconic ice cream on Apollo and Gemini. Nestlé’s 1965 instant coffee launch mainstreamed it. Early uses by Aztecs and Eskimos preserved biological samples. Today, freeze-drying freezes products in specialized chambers with heaters to form granules influenced by chamber design.

Key perks: shelf life extends 7–8 times versus fresh, nutrition is retained, costs are lower, and convenience is high. Freeze-dried foods are nutritious, and dairy keeps probiotics.

Senova, innovating freeze dryers for 15 years, serves over 80 countries reliably, adding an EU office in 2024.