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| Warranty: | Online Support |
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| Product Model | WK-HF1 | WK-HF4 | WK-HF6 |
| Freeze-dried Area | 0.1 | 0.4 | 0.6 |
| Cold Trap Coil Temperature | <-40ºC (no-load) | ||
| Ultimate Vacuum | 15pa (no-load) | ||
| Power Supply | 220V 50HZ | ||
| Power | 750W | 1100W | 2300W |
| Handling Capacity | 1-2KG / batch | 4-6KG / batch | 6-8kg / batch |
| Layer Spacing | 45mm | 45mm | 50mm |
| Weight | 50KG | 80KG | 120KG |
| Material Tray Size | 140mm x 278mm three layers | 200mm x 450mm four layers | 300mm x 400mm four layers |
| Dimension | 400mm x 550mm x700mm | 510mm x 700mm 850mm | 700mm x 800mm x 1300mm |
| Integrated structure, small size, easy to use, no leakage |
| Materials in contact with the product meet food grade requirements |
| The cold trap is made of stainless steel, which is anti-corrosion and easy to clean |
| With sample pre-freezing function |
| The cold trap captures ice evenly; strong ice capture ability |
| International famous brand compressor, which are high efficiency, energy saving, long service life, low noise. |
| Well-known brand vacuum pump, which are high pumping speed and higher ultimate vacuum. |
| Intelligently record and export data |



Zhengzhou Well-known Instrument & Equipment Co.,Ltd,founded in 2001,specialized in manufacturing extraction and