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Small Freeze Dryer LFD-302

Small Freeze Dryer LFD-302

Labotemp Small Freeze Dryer LFD-302 provides flexible freeze-drying for laboratories requiring both chamber and external flask lyophilization. This compact benchtop freeze dryer features four external drying ports, making it suitable for processing liquid samples, biological materials, enzymes, plant extracts, pharmaceuticals, and laboratory chemicals with minimal handling. Equipped with an -88°C cold trap, 40 L chamber capacity, 0.1 m² freeze-drying area, and ≤0.1 Pa ultimate vacuum, the system delivers stable drying conditions while preserving sample structure and biological activity. The transparent chamber door enables continuous observation throughout the drying cycle.

Designed for efficient laboratory workflows, the LFD-302 incorporates a 7-inch touchscreen PLC controller with programmable lyophilization methods, real-time monitoring of vacuum and temperature, historical data storage, and USB data export for process traceability. Automatic cold trap defrosting, intelligent diagnostics, vacuum protection, and audible alarms enhance operational safety, while the energy-efficient refrigeration system and corrosion-resistant stainless steel construction ensure dependable long-term performance. Its combination of an internal drying chamber and four external flask connections makes the LFD-302 an excellent choice for research, pharmaceutical development, biotechnology, and university laboratories.

Why Choose Labotemp Small Freeze Dryer LFD-302?

✓ Flexible Sample Drying: Internal drying chamber with four external flask ports supports multiple sample types in a single system.
✓ Reliable Lyophilization: -88°C cold trap, 0.1 m² freeze-drying area, and ≤0.1 Pa ultimate vacuum deliver consistent drying performance.
✓ Intelligent Operation: 7-inch touchscreen PLC, programmable drying cycles, USB data export, and real-time process monitoring.
 

$15530
Datasheet

Specifications Small Freeze Dryer LFD-302

General Specifications

Type : External Flask Freeze Dryer

Type
External Flask Freeze Dryer

Cold Trap Temperature : -88°C

Cold Trap Temperature
-88°C

Shelf Temperature Range : -60°C to +70°C

Shelf Temperature Range
-60°C to +70°C

Shelf Temperature Accuracy : < ±2°C

Shelf Temperature Accuracy
< ±2°C

Ultimate Vacuum Degree : ≤0.1 Pa

Ultimate Vacuum Degree
≤0.1 Pa

Vacuum Display Accuracy : 0.1 Pa

Vacuum Display Accuracy
0.1 Pa

Pumping Speed : ≤15 min (Atmospheric pressure to 10 Pa)

Pumping Speed
≤15 min (Atmospheric pressure to 10 Pa)

Freeze-Drying Area : 0.2 m²

Freeze-Drying Area
0.2 m²

Maximum Ice Trapping Capacity : 4 kg

Maximum Ice Trapping Capacity
4 kg

Water Trapping Capacity : 3 kg / 24 h

Water Trapping Capacity
3 kg / 24 h

Chamber Capacity : 40 L

Chamber Capacity
40 L

Cold Trap Capacity : 11 L

Cold Trap Capacity
11 L

External Freeze-Drying Bottles : 4

External Freeze-Drying Bottles
4
Freeze-Drying Parameters

Vial Capacity Ø22 mm : 432 vials

Vial Capacity Ø22 mm
432 vials

Vial Capacity Ø16 mm : 800 vials

Vial Capacity Ø16 mm
800 vials

Vial Capacity Ø12 mm : 1452 vials

Vial Capacity Ø12 mm
1452 vials

Shelf Dimension : 270 × 400 mm

Shelf Dimension
270 × 400 mm

Shelf Layers : 2 layers

Shelf Layers
2 layers

Shelf Spacing : 60 mm

Shelf Spacing
60 mm

Drying Configuration : External flask freeze drying

Drying Configuration
External flask freeze drying
Operation

Control System : 7-inch LCD touchscreen PLC control

Control System
7-inch LCD touchscreen PLC control

Lyophilization Programs : Up to 40 customizable programs

Lyophilization Programs
Up to 40 customizable programs

Programmable Process Segments : Up to 40 segments per program

Programmable Process Segments
Up to 40 segments per program

Process Monitoring : Real-time vacuum pressure, shelf temperature, chamber temperature, and process time

Process Monitoring
Real-time vacuum pressure, shelf temperature, chamber temperature, and process time

Data Management : Historical process records, data storage, and USB export

Data Management
Historical process records, data storage, and USB export

Data Storage : More than 10,000 complete process records

Data Storage
More than 10,000 complete process records

Vacuum Measurement : Pirani vacuum gauge

Vacuum Measurement
Pirani vacuum gauge

Vacuum Protection : Anti-backstreaming protection during power interruption

Vacuum Protection
Anti-backstreaming protection during power interruption

Defrost System : Electrically actuated cold trap defrosting

Defrost System
Electrically actuated cold trap defrosting
Physical Dimensions

Overall Dimensions (W × D × H) : 820 × 695 × 995 mm

Overall Dimensions (W × D × H)
820 × 695 × 995 mm

Shipping Dimensions (W × D × H) : 940 × 840 × 1230 mm

Shipping Dimensions (W × D × H)
940 × 840 × 1230 mm

Freeze Dryer & Pump Dimensions : 610 × 230 × 310 mm

Freeze Dryer & Pump Dimensions
610 × 230 × 310 mm

Gross Weight : 210 kg

Gross Weight
210 kg

Features Small Freeze Dryer LFD-302

  • PLC Touchscreen ➤ PLC Touchscreen
  • Four external drying connections for flexible flask-based lyophilization ➤ Four external drying connections for flexible flask-based lyophilization
  • 0.2 m² freeze-drying area for higher sample throughput ➤ 0.2 m² freeze-drying area for higher sample throughput
  • Two-layer shelf arrangement for organized sample processing ➤ Two-layer shelf arrangement for organized sample processing
  • -88°C cold trap for efficient condensation of sublimated moisture ➤ -88°C cold trap for efficient condensation of sublimated moisture
  • ≤0.1 Pa ultimate vacuum for effective moisture removal ➤ ≤0.1 Pa ultimate vacuum for effective moisture removal
  • -60°C to +70°C shelf temperature control for versatile drying conditions ➤ -60°C to +70°C shelf temperature control for versatile drying conditions
  • 7-inch touchscreen PLC system for intuitive process management ➤ 7-inch touchscreen PLC system for intuitive process management
  • Up to 40 customizable programs with up to 40 programmable segments per program ➤ Up to 40 customizable programs with up to 40 programmable segments per program
  • Historical process recording with storage for more than 10,000 complete records ➤ Historical process recording with storage for more than 10,000 complete records
  • USB export for convenient process documentation and traceability ➤ USB export for convenient process documentation and traceability

Applications Small Freeze Dryer LFD-302

  • Pharmaceutical Development: Suitable for lyophilization of pharmaceutical formulations, APIs, vaccines, and moisture-sensitive compounds using external flasks Pharmaceutical Development
    Suitable for lyophilization of pharmaceutical formulations, APIs, vaccines, and moisture-sensitive compounds using external flasks
  • Biotechnology: Supports drying of enzymes, proteins, biological materials, cultures, and other sensitive biomolecules Biotechnology
    Supports drying of enzymes, proteins, biological materials, cultures, and other sensitive biomolecules
  • Research Laboratories: Useful for experimental sample preparation, formulation studies, process development, and controlled lyophilization research Research Laboratories
    Useful for experimental sample preparation, formulation studies, process development, and controlled lyophilization research
  • University Laboratories: Suitable for teaching, research, sample preservation, and development of freeze-drying protocols University Laboratories
    Suitable for teaching, research, sample preservation, and development of freeze-drying protocols
  • Plant &amp; Natural Product Research: Used for drying plant extracts, botanical materials, and natural compounds while minimizing thermal degradation Plant & Natural Product Research
    Used for drying plant extracts, botanical materials, and natural compounds while minimizing thermal degradation
  • Food &amp; Nutraceutical Research: Supports lyophilization of probiotics, extracts, nutritional ingredients, and other heat-sensitive materials Food & Nutraceutical Research
    Supports lyophilization of probiotics, extracts, nutritional ingredients, and other heat-sensitive materials
  • Chemical Research: Suitable for moisture removal from laboratory chemicals, solutions, and specialized research preparations Chemical Research
    Suitable for moisture removal from laboratory chemicals, solutions, and specialized research preparations
  • External Flask Processing: Particularly suitable for liquid samples and formulations requiring multiple flask connections during freeze drying External Flask Processing
    Particularly suitable for liquid samples and formulations requiring multiple flask connections during freeze drying