Large R&D Freeze Dryer

Large R&D Freeze Dryer – QualiRFD™ 10

The QualiRFD™ 10 Large R&D Freeze Dryer delivers production-style precision in a compact research-scale system. Designed for process development, it enables optimization of freeze-drying parameters, scale-up experiments, and consistent cycle development for sensitive products.

This model features an integrated dual-chamber design, combining the cold trap and drying chamber in a single system for efficient in-situ vacuum freeze-drying.

As a pilot-scale R&D freeze dryer, the QualiRFD™ 10 replicates critical behaviors of full-scale lyophilizers, allowing teams to fine-tune freeze-drying recipes before moving to manufacturing. Controlled low-temperature condensers and adjustable heated shelves ensure precise primary and secondary drying studies.

A clear chamber door provides full visual access during development, and multi-point temperature sensors track product conditions across shelf levels for accurate process monitoring.

Applications of the Large R&D Freeze Dryer – QualiRFD™ 10

Biotechnology and Bioproducts: Ideal for developing stable freeze-drying cycles for proteins, enzymes, and biologics where preserving molecular structure requires precise control of product temperature and chamber pressure. The QualiRFD™ 10 allows iterative cycle adjustments and consistent repeatability for research teams.

Pharmaceutical R&D and Formulation: Supports refinement of lyophilization cycles for injectable and sterile-process candidates, including excipient testing and cycle optimization prior to scale-up. Advanced monitoring of product temperature and chamber conditions ensures accurate process control for pharmaceutical development.

Materials Science and Chemical Engineering: Perfect for freeze-drying porous structures, powders, catalysts, and moisture-sensitive intermediates where solvent removal must prevent thermal stress or structural collapse. The system’s broad shelf temperature range accommodates diverse formulations and process requirements.

Food and Specialty Ingredients (Pilot Development): Enables evaluation of texture, stability, and rehydration characteristics for high-value ingredients by controlling freezing profiles and sublimation conditions during development trials.

Standards and Compliance

• ISO 13408-3: Guidelines for aseptic processing during freeze-drying in healthcare product manufacturing.
• ASTM E3250: Recommended practices for monitoring product temperature and chamber conditions in pharmaceutical freeze-drying applications.
• IEC 61010-1: Safety requirements for electrical laboratory equipment, ensuring secure operation.
• FDA 21 CFR Part 11: Requirements for electronic records and electronic signatures where applicable in regulated environments.

Large R&D Freeze Dryer – QualiRFD™ 10 Key Features

• Integrated In-Situ Freeze-Drying: Pre-freeze and drying occur in place, streamlining pilot-scale R&D workflows.
• Dual-Chamber Design: Combines the cold trap and drying chamber in a single system for efficient operation.
• Service-Friendly Casing: Engineered for easier access during routine maintenance tasks.
• Multi-Point Temperature Monitoring: Independent probes track product temperature across shelf positions for precise cycle development.
• Rapid Cold Trap Cooling: Supports faster turnaround between experimental runs, improving pilot workflow efficiency.
• Sublimation-Curve Control: Enables stepwise or ramp-style temperature transitions for refined freeze-drying cycles.
• Advanced PLC + PID Control: Ensures stable shelf temperature management for repeatable, reliable recipes.
• Inert Gas Backfill: Protects products from oxidation or moisture uptake during post-dry handling.
• Enhanced Safety & Maintenance Features: Includes reminders and layered safety systems for secure operation around vacuum and refrigeration subsystems.

Theory and Method

Freeze drying, or lyophilization, removes solvent by sublimation under vacuum after the product is frozen. The process proceeds in three main stages:

• Freezing: Solidifies the product to prepare it for sublimation.
• Primary Drying: Ice transitions directly to vapor under reduced pressure while shelf temperature is controlled.
• Secondary Drying: Bound moisture is removed through controlled heating to achieve the target residual level.

The QualiRFD™ 10 Large R&D Freeze Dryer integrates a cold trap with precise shelf temperature control to support these stages. It allows R&D teams to fine-tune ramp or step temperature profiles and assess cycle robustness for repeatable, development-scale freeze-drying studies.

Large R&D Freeze Dryer – QualiRFD™ 10 Technical Specification

Specification	Large R&D Freeze Dryer – QualiRFD™ L
Freeze-drying area	0.7 m²
Recommended loading capacity	7 kg
Cold trap temperature	< -75 °C (no-load)
Vacuum level	≤ 1 Pa (no-load)
Shelf temperature range	-55 to +70 °C (no-load)
Maximum ice capacity	≥ 10 kg/24h
Number of shelf layers	4 + 1
Material tray size	480 × 360 mm
Shelf spacing	50 mm (optional 70 mm)
Overall power	5.5 kW
Weight	600 kg
Dimensions (W × D × H)	823 × 1008 × 1420 mm
Loadable materials	7 (L/kg listed)
Defrost mode	Natural defrost (optional electric defrost)
Safety devices	Audible alarm, emergency stop, overpressure protection
Voltage	Single-phase 3-wire, 220 V (110V is also available)
Optional features (site-listed)	Vacuum level control, eutectic point testing, chamber isolation valve, remote control, imported vacuum pumps, anti-oil backflow valve, oil mist filter