25L 200C Programmable Benchtop Vacuum Oven NuOven VQ25-2 with Shelf Heating
It is applicable to such tests as drying heat treatment of articles under vacuum conditions in scientific research, medical, and industry, especially for the drying of material which is thermo-sensitive or decompounded and oxidative easily.
- Premium Material Construction: Stainless steel interior with protective powder-coated housing.
- Flexible Heating Configurations: Independent shelf heating (NuOven VQ25 series) and four-side chamber heating (NuOven VQ52 series).
- Clear Process Observation: Dual-layer safety glass window provides excellent visibility.
- Customizable Seal Pressure: Adjustable door locking system for optimal vacuum conditions.
- High-Performance Sealing: Closed-cell silicon gasket ensures superior vacuum maintenance.
- Advanced Control System: High-speed CPU with sensitive Pt resistance temperature sensing.
- Automated Operation: 99-hour programmable control with timing functions.
- Multi-Level Safety Monitoring: Comprehensive alarm system for operational protection.
- Convenient Operation Tools: Memory functions and calibration capabilities.
- System Reliability Assurance: Self-diagnostic control technology.
- Vacuum System Safety: Oil backflow prevention protection.
- Additional Safety Measures: Optional independent temperature protection system.
- Special Atmosphere Options: Inert gas interface with flow control.
- Precision Measurement: Optional digital vacuum monitoring.
- Complete System Solution: Vacuum pump option available (2L/sec capacity).
| Model | NuOven VQ25-1/VQ25-2 | NuOven VQ52-1/VQ52-2 | |
| Chamber Volume(L) | 25 | 50 | |
| Temp. Control Range | RT+10-200℃ | RT+10-250℃ | |
| Temperature | Accuracy | ±2℃ at 100℃ | |
| Fluctuation | ±1℃ | ||
| Controller | PID microprocessor control, soft touch, LED display | ||
| Sensor | Pt 100 resistor | ||
| Timer | Power-on, power off and working. Timing range: 1min-99hr | ||
| Material | Internal | Steel (powder coating) | |
| External | Steel (powder coating) | ||
| Dimensions (WxDxH,mm) | Internal | 300*300*275 | 415*370*345 |
| External | 590*420*460 | 710*510*530 | |
| Vacuum Degree | 60Pa | ||
| Heating Method | Shelf heating | Surrounding heating | |
| Net Weight(Kg) | 33 | 71 | |
| Consumption Power(W) | 250 | 1300 | |
| Shelf Qty(Standard/Max.) | 1/1 | 2/2 | |
| Power Supply | 220V/50Hz (Optional: 220V/60Hz, 110V/60Hz) | ||
Note: NuOven VQ25-2 and VQ52-2 have 10-segment temperature control program to realize temperature curve program running.
The evolution of drying techniques has highlighted the growing importance of vacuum drying for advanced materials. Laboratory vacuum ovens represent this advancement, using vacuum to lower the effective drying temperature. This technique protects materials that are heat-sensitive or prone to oxidation—a limitation of older, heat-only methods. The importance is evident in fields like biopharma, where medicine stability is paramount, and in materials science, for processing novel composites.
Benefits include faster drying kinetics for porous substances and effective removal of dissolved gases. Applications are widespread, from drying chemical precursors to curing coatings. Modern ovens, with their integrated vacuum pumps, digital controls, and safety systems, embody this evolved technique, becoming essential for modern scientific and industrial work.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.