- All
- Favorite
- Popular
- Most rated
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | R-1001VN |
| Evaporation Flask Capacity | 500 mL or 1000 mL |
| Rotation Speed Range | 20–180 rpm |
| Condenser Cooling Area | 0.126 m² |
| Sealing Material | Dual-seal with PTFE and Fluoroelastomer (FKM) |
| Heating Bath Configuration | Separable from main unit |
| Temperature Control | PID-regulated |
| Drive System | Motor-coupled worm-gear transmission |
| Display | Digital speed readout |
| Safety Feature | Lower-positioned vacuum inlet on condenser |
| Brand | YUHUA (Gongyi Yuyi Instrument) |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | YRE-2012 |
| Capacity | 1 L |
| Ultimate Vacuum | ≤ −0.098 MPa (≤ 3 mmHg / 399.9 Pa) |
| Rotation Speed | 5–300 rpm |
| Temperature Control Range | Ambient to 99 °C |
| Heating Accuracy | ±1 °C (not ml/min — corrected per technical standard) |
| Cooling Surface Area | 0.14 m² |
| Evaporation Rate (Water, 1 L Flask) | Up to 20 mL/min |
| Lift Stroke | 100 mm (motorized) + 115 mm (manual assist) |
| Condenser Type | Vertical triple-coil serpentine |
| Sealing | Dual-layer PTFE + fluororubber vacuum seal |
| Power Supply | AC 220 V, 50 Hz, 200 VA |
| Dimensions (W×D×H) | 620 × 430 × 680/780 mm |
| Weight | ~26 kg |
| Operating Ambient | 5–35 °C |
| [Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Model | R-1050 |
| Capacity | 50 L |
| Ultimate Vacuum | 399.9 Pa |
| Rotation Speed | 10–110 rpm |
| Bath Temperature Range | Ambient to 99 °C |
| Temperature Control Accuracy | ±1 °C |
| Condenser Surface Area | Primary 0.91 m² + Secondary 0.52 m² |
| Power Supply | 3-phase, 380 V / 50 Hz |
| Total Power Consumption | 6.3 kW |
| Dimensions (W×D×H) | 1345 × 770 × 2230 mm |
| Net Weight | ~180 kg] |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | YRE-2000A / YRE-2000B / YRE-2000E |
| Capacity | 1 L |
| Ultimate Vacuum | −0.098 MPa |
| Rotational Speed | 20–200 rpm |
| Temperature Range | Ambient to 99 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Power | 1.4 kW |
| Motor Power | 40 W |
| Lifting Stroke | 0–150 mm |
| Condenser Dimensions | Φ85 × 415 mm |
| Rotating Flask | 1000 mL (Φ131 mm, 24/40 joint) |
| Collection Flask | 500 mL (standard) or 1000 mL (optional, 35/20 spherical joint) |
| Bath Volume | ~5.3 L |
| Overall Dimensions (raised) | 600 × 385 × 820 mm |
| Net Weight | 25 kg |
| Brand | Gongyi Yuyi Instrument |
|---|---|
| Capacity | 1 L |
| Ultimate Vacuum | -0.098 MPa |
| Rotational Speed | 0–180 rpm |
| Temperature Range | Ambient to 99 °C |
| Heating Control Accuracy | ±1 °C (corrected from erroneous “±1 mL/min”) |
| Condenser Type | Vertical Triple-Coil |
| Cooling Surface Area | 0.27 m² |
| Power Supply | AC 220 V / 50 Hz |
| Motor Output | 25 W |
| Dimensions (W×D×H) | 480 × 320 × 650 mm (max height 910 mm with lift) |
| Weight Balance | Mechanical counterweight system |
| Sealing | Dual-layer PTFE + FKM vacuum seal |
| Interface Standard | ISO 29/38 (TS29/38) ground glass joints |
| Safety | Overload protection fuse |
| Lift Mechanism | Dual-mode — linear slide (100 mm) + manual rack-and-pinion boost (150 mm) |
| Brand | Gongyi Yuhua Instrument |
|---|---|
| Origin | Henan, China |
| Model | YRE-5299 |
| Capacity | 1 L (standard), optional 2 L |
| Ultimate Vacuum | −0.098 MPa |
| Rotation Speed | 0–120 rpm (stepless) |
| Bath Temperature Range | Ambient to 99 °C |
| Temperature Control Accuracy | ±2 °C |
| Motor Power | 40 W |
| Total Power Consumption | 1000 W |
| Voltage/Frequency | 220 V / 50 Hz |
| Vertical Lift | 150 mm (motorized) |
| Condenser Type | Dual-layer vertical coil |
| Material of Contact Parts | High-borosilicate glass (3.3) and PTFE |
| [Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Model | R-2050EX |
| Capacity | 50 L |
| Ultimate Vacuum | ≤2 kPa/h |
| Rotation Speed | 20–110 rpm |
| Temperature Range | Ambient +5 to 95 °C |
| Temperature Control Accuracy | ±1.5 °C |
| Condensing Area | Main Condenser 1.15 m², Auxiliary Condenser 0.4 m² |
| Heating Power | 6000 W |
| Total Rated Power | 6500 W |
| Motor Power | 370 W |
| Lift Stroke | 0–170 mm |
| Explosion Protection Rating | Ex d II BT4 |
| IP Rating (Electrical Cabinet) | IP65 |
| Communication Protocol | RS485 / MODBUS RTU |
| Material | Borosilicate Glass 3.3 (DIN ISO 3585), SUS304 Bath, PTFE Seals & Valve Core |
| Dimensions (W×D×H) | 1360 × 770 × 2250 mm] |
| Brand | LabTech |
|---|---|
| Origin | Beijing, China |
| Model | EV400VAC |
| Capacity | Custom-configurable (standard flask sizes: 50–4000 mL) |
| Ultimate Vacuum | ≤5 mbar (with integrated diaphragm vacuum pump) |
| Rotation Speed | 20–280 rpm (digital PID-controlled, ±1 rpm repeatability) |
| Bath Temperature Range | Ambient to 180 °C (oil bath) / Ambient to 99 °C (water bath) |
| Temperature Control Accuracy | ±0.5 °C |
| Condenser Surface Area | 1,200 cm² (vertical dual-layer coiled condenser with PTFE-coated cooling jacket) |
| Brand | Gongyi Yuhua Instrument |
|---|---|
| Origin | Henan, China |
| Model | YRE-2050A (50 L) |
| Capacity | 50 L |
| Ultimate Vacuum | < 2000 Pa |
| Rotation Speed | 0–120 rpm |
| Temperature Range | Ambient to 99 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Power | 8 kW |
| Rotating Flask Capacity | 50 L |
| Collection Flask Capacity | 20 L |
| Motor Power | 180 W |
| Voltage/Frequency | 220 V / 50 Hz |
| Construction | Borosilicate Glass (3.3), Stainless Steel & Aluminum Alloy Frame, Fluoroelastomer Seals |
Show next