Great Wall
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| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | MP-401C |
| Pump Type | Diaphragm Vacuum Pump |
| Oil-Free Design | Yes |
| Ultimate Vacuum | 0.098 MPa (absolute) |
| Pumping Speed | 45 L/min |
| External Dimensions | 195 W × 440 D × 310 H mm |
| Net Weight | 23 kg |
| Motor Power | 300 W |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM/ODM Producer |
| Origin Category | Domestic (China) |
| Capacity | 2 L |
| Ultimate Vacuum | ≤0.33 kPa/min |
| Rotational Speed Range | 10–280 rpm |
| Temperature Control Range | Ambient +5°C to 95°C |
| Temperature Control Accuracy | ±1°C |
| Condenser Cooling Area | 0.126 m² |
| Motor Power | 25 W |
| Heating Power | 1050 W |
| Evaporation Rate (Water) | 15 mL/min |
| Evaporation Rate (Ethanol) | 20 mL/min |
| Lift Stroke | 100 + 150 mm |
| Bath Dimensions × Volume | 250 × 130 mm × 6.5 L |
| Overall Dimensions (W×D×H) | ~560 × 320 × 660 mm |
| Net Weight | 9.5 kg |
| Power Supply | 110 V~, 60 Hz or 220–240 V~, 50/60 Hz |
| Sealing System | Dual-seal with PTFE + FKM (fluoroelastomer) |
| Safety Features | Overcurrent protection, Ground fault detection, Overtemperature cutoff |
| Condenser Options | Vertical or inclined |
| rotating flask options | 500 mL or 1000 mL |
| receiving flask | 1000 mL |
| 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 | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | R-1010 |
| Capacity | 10 L |
| Rotation Speed | 20–130 rpm |
| Bath Temperature Range | Ambient +5 °C to 95 °C |
| Temperature Control Accuracy | ±1.5 °C |
| Sealing Leakage Rate | ≤0.03 kPa/min |
| Evaporation Rate (Water) | 3.2 L/h |
| Condensing Area | Main Condenser ≈ 0.39 m² |
| Rotating Flask | 10,000 mL, φ125 mm ISO-KF flange |
| Collection Flask | 5,000 mL, φ50 mm ISO-KF flange |
| Bath Material | 06Cr19Ni10 Stainless Steel (Φ370 × 220 mm) |
| Glass Material | DIN 3.3 Borosilicate Glass |
| PTFE Valve | Yes |
| Quick-Release Flange Connection | Yes |
| Heating Power | 3500 W |
| Motor Power | 250 W |
| Total Power | 3800 W |
| Protection Class | IP20 |
| Pollution Degree | 2 |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH, ≤2000 m altitude |
| [Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | R-1020E |
| Rotating Flask Capacity | 20.0 L (DN120 Flange) |
| Rotation Speed Range | 20–150 rpm |
| Temperature Control Range | Ambient +5 °C to 180 °C |
| Temperature Accuracy | ±1.5 °C (water bath), ±3.0 °C (oil bath) |
| Condensing Area | Main Condenser 0.95 m², Auxiliary Condenser 0.24 m² |
| Vacuum Range | 0–100 kPa (absolute) |
| Sealing Leakage Rate | <0.1 kPa/min |
| Power Supply | 220–240 V~, 50/60 Hz |
| Total Power Consumption | 4 kW |
| Dimensions (W×D×H) | 1235 × 650 × 1790 mm |
| Protection Class | IP20 |
| Max. Operating Altitude | ≤2000 m |
| Ambient Operating Conditions | 5–40 °C, ≤70% RH] |
| [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 | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | R-1050 |
| Rotating Flask Capacity | 50 L |
| Rotation Speed Range | 20–110 rpm |
| Bath Temperature Range | +5 °C to 95 °C (above ambient) |
| Temperature Control Accuracy | ±1.5 °C (nominal) |
| Condensing Area | Main Condenser ≈ 1.15 m², Auxiliary Condenser ≈ 0.4 m² |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Total Power Consumption | 6300 W |
| Protection Class | IP20 |
| Pollution Degree | 2 |
| Max. Evaporation Rate (Water) | 9 L/h |
| Sealing Leakage Rate | ≤ 0.03 kPa/min |
| Bath Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Glass Material | DIN 7080 / ISO 3585 borosilicate glass 3.3 |
| Sealing System | Dual PTFE + fluororubber gaskets |
| Quick-Release Flange Connections | Yes |
| Motor Type | DC stepless speed control |
| Heating Element Power | 6000 W |
| Bath Dimensions | Φ550 mm × 320 mm |
| Overall Dimensions (with glassware) | 1345 W × 770 D × 2230 H mm |
| Net Weight (with glass) | 140 kg] |
| Key | Brand: Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | R-1050 |
| Rotating Flask Capacity | 50 L |
| Rotation Speed Range | 20–110 rpm |
| Bath Temperature Range | +5 °C to 95 °C (above ambient) |
| Temperature Control Accuracy | ±1.5 °C |
| Primary Condenser Area | ~1.15 m² |
| Secondary Condenser Area | ~0.4 m² |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Total Power Consumption | 6300 W |
| Overall Dimensions (with glassware) | 1345 W × 770 D × 2230 H mm |
| Net Weight (with glassware) | 140 kg |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Max. Evaporation Rate (water) | 9 L/h |
| Sealing Leakage Rate | ≤0.03 kPa/min |
| Material of Glass Components | ASTM E438 Type I, Class A borosilicate 3.3 |
| Sealing Material | Dual-layer PTFE + fluororubber O-rings |
| Bath Vessel Material | AISI 304 stainless steel (06Cr19Ni10) |
| Enclosure Material | Electrostatically coated cold-rolled steel |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | R-1050EX |
| Capacity | 50 L |
| Ultimate Vacuum | ≤2 kPa/h (down to 100 Pa with compatible vacuum pump) |
| Rotational Speed Range | 20–110 rpm |
| Temperature Control Range | Ambient +5°C to 95°C |
| Temperature Control Accuracy | ±1.5°C |
| Heating Power | 6000 W |
| Total Rated Power | 6300 W |
| Condenser Surface Area | Primary: 1.150 m² |
| Secondary | 0.607 m² |
| Bath Material | SUS304 stainless steel (Φ550 × 320 mm) |
| Rotating Flask | 50 L, flange diameter Φ125 mm |
| Collection Flask | 20 L |
| Lift Stroke | 0–180 mm, manual |
| Sealing Technology | Dual-seal with PTFE and FKM-PTFE composite |
| Evaporation Rate (water) | ~9.0 L/h |
| (ethanol) | ~24.5 L/h |
| Protection Functions | Overcurrent, ground-fault, and overtemperature protection |
| Ambient Operating Conditions | 5–35°C, ≤65% RH |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Dimensions (mm) | Main unit: 1345 W × 770 D × 2230 H |
| Explosion-proof control cabinet | 500 W × 455 D × 985 H |
| Weight | Main unit: 200 kg |
| Control cabinet | 58 kg |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | R-2020EX |
| Capacity | 20 L |
| Rotation Speed | 20–130 rpm |
| Bath Temperature Range | Ambient +5 °C to 95 °C |
| Temperature Control Accuracy | ±1.5 °C |
| Explosion Protection Mark | Ex db IIB T4 Gb |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Overall Dimensions (W×D×H, with glassware) | 1210 × 740 × 2040 mm |
| Net Weight (with glassware) | 190 kg |
| Condenser Surface Area | Main: 0.948 m² |
| Auxiliary | 0.358 m² |
| Max Evaporation Rate (water) | 5 L/h |
| Rotating Flask | 20,000 mL, ISO-KF φ125 flange |
| Collection Flask | 10,000 mL, ISO-KF 60# flange |
| Bath Material | 06Cr19Ni10 stainless steel (φ450 × 260 mm) |
| Glass Material | DIN 3.3 borosilicate glass |
| Sealing Leakage Rate | ≤0.03 kPa/min |
| Motor Power | 370 W |
| Total Rated Power | 4500 W |
| Protection Class | IP20 |
| Pollution Degree | 2 |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH, ≤2000 m altitude |
| [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 | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | R-3001 |
| Capacity | 1 L |
| Rotational Speed | 10–280 rpm |
| Temperature Control Range | Ambient +5°C to 95°C |
| Condensing Area | 0.126 m² |
| Sealing Leakage Rate | ≤0.33 kPa/min |
| Motor Power | 40 W |
| Lift Stroke | 150 mm |
| Condenser Type | High-Efficiency Dual-Return Coil Condenser |
| Vacuum Seal | PTFE (modified) + Fluoroelastomer Dual-Seal Ring |
| Evaporation Rate (Water) | 23 mL/min |
| Protection | Overcurrent & Short-Circuit Protection |
| Ambient Operating Temperature | 5–40°C |
| Relative Humidity | ≤70% RH |
| Power Supply | 110 V~, 60 Hz or 220–240 V~, 50/60 Hz |
| Dimensions (W×D×H) | 620 × 400 × 700/850 mm |
| Weight | 10 kg |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | R1020 |
| Capacity | 20 L |
| Temperature Control Range | Ambient +5°C to 95°C |
| Temperature Control Accuracy | ±1.5°C |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | SHB-III |
| Instrument Category | Circulating Water Vacuum Pump |
| Product Type | Oil-Free Vacuum Pump |
| Single-Head Pumping Rate | 10 L/min |
| Ultimate Vacuum | 0.098 MPa (20 mbar) |
| External Dimensions | 385 W × 280 D × 420 H mm |
| Weight | 9.5 kg |
| Motor Power | 180 W |
| Power Supply | 220–240 V, 50 Hz |
| Water Tank Capacity | 15 L |
| Operating Temperature Range | 5–35 °C |
| Max. Relative Humidity | ≤70% |
| IP Rating | IP20 |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SY-20-160 |
| Instrument Type | Constant-Temperature Bath |
| Circulation Mode | Internal & External Loop |
| Temperature Control | Heating-Only |
| Bath Volume | 20 L |
| Temperature Range | Ambient +5°C to 160°C |
| Temperature Stability | ±0.5°C |
| Cooling Method | External Water-Cooled Heat Exchanger |
| Display | LCD Panel with PID Control |
| Safety Features | Overtemperature Alarm, Overcurrent Protection, Overload Protection |
| System Design | Sealed Closed-Loop Circulation |
| Fluid Refill | Integrated Vent Valve |
| Cooling Water Interface | Dedicated Inlet/Outlet Ports |
| Brand | Great Wall |
|---|---|
| Model | SY-20-160 |
| Temperature Range | +5 °C above ambient to 160 °C |
| Temperature Stability | ±0.5 °C |
| Heating Power | 3 kW |
| Circulation Flow Rate | ≤42 L/min |
| Max. Pressure | 2.8 bar |
| Pump Power | 370 W |
| Heat Transfer Fluid Capacity | 9 L |
| External Cooling Coil | Yes (water-cooled) |
| Protection Functions | Overtemperature, leakage current, thermal overload, overcurrent, phase sequence |
| Power Supply | 220–240 V~, 50 Hz |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Dimensions (W×D×H) | 430×690×1075 mm |
| Weight | 60 kg |
| Brand | Great Wall |
|---|---|
| Model | SY-20-250Ex |
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Constant-Temperature Circulating Bath |
| Circulation Mode | External Circulation |
| Temperature Control | Heating-Only |
| Temperature Range | Ambient +5°C to 250°C |
| Temperature Stability | ±0.5°C |
| Total Power Input | 3250 W |
| Supply Voltage | 3-phase, 380 V, 50 Hz |
| Heat Transfer Fluid | Thermal Oil |
| Safety Certification | ATEX/IECEx-compliant components (explosion-proof heater, circulation pump, and control cabinet) |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Model | SY-50 |
| Temperature Range | Ambient +5 °C to 200 °C |
| Temperature Stability | ±0.5 °C |
| Bath Volume | 20 L |
| Max Flow Rate | 42 L/min |
| Max Pressure | 2.8 bar |
| Circulation Port | 3/4" NPT |
| Heating Power | 3 kW |
| Power Supply | 220–240 V~, 50 Hz |
| Dimensions (W×D×H) | 430 × 690 × 1075 mm |
| Weight | 60 kg |
| Ambient Operating Conditions | 5–40 °C, ≤60% RH |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Constant-Temperature Circulating Bath |
| Circulation Mode | External Circulation |
| Bath Volume | 50 L |
| Temperature Range | Ambient +5°C to 160°C |
| Temperature Stability | ±2°C |
| Construction | Stainless Steel Fluid Circuit |
| Control Method | PID Temperature Control |
| Safety Features | Over-Temperature Alarm, Overload & Over-Current Protection |
| Fluid System | Sealed, Non-Ventilated Loop |
| Compliance | Designed for GLP-supporting lab environments (no active cooling, no refrigerant) |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM Manufacturer |
| Equipment Type | Integrated Circulating Chiller |
| Cooling Method | Air-Cooled |
| Temperature Range | -40 °C to 200 °C |
| Refrigeration Capacity | 0.25 kW @ -40 °C to 2.5 kW @ 25 °C (up to 18 kW with external heat exchanger) |
| Temperature Stability | ±0.5 °C |
| Circulation Pump Pressure | 1.5 bar |
| Flow Rate | 90 L/min |
| Reservoir Volume | 25 L |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Heating Power | 3 kW |
| Pump Power | 280 W |
| Refrigerant | R404A |
| Display | 5.7″ TFT Color Touchscreen |
| Communication Interface | RS485 / Modbus RTU |
| Language Options | English & Chinese |
| Safety Protections | Overtemperature, overcurrent, ground fault, pressure, delay start, low-level detection |