Common Laboratory Equipment
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| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | SY-100-250 |
| Temperature Range | +5 °C above ambient to 250 °C |
| Temperature Stability | ±0.5 °C |
| Circulation Flow Rate | 120 L/min |
| Maximum Pressure | 1.5 bar |
| Heating Power | 12 kW |
| Total Power Consumption | 12.75 kW |
| Pump Power | 750 W |
| Heat Transfer Fluid Capacity | 17 L |
| External Cooling Interface | R2 3/4 |
| Power Supply | 3-phase, 380 V, 50 Hz |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Dimensions (W×D×H) | 640×940×1585 mm |
| Weight | 185 kg |
| Safety Protections | Overtemperature, leakage current, thermal overload, phase sequence, and overcurrent protection |
| Heat Transfer Medium | Thermal oil |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SY-20 |
| Instrument Type | Water/Oil Bath |
| Circulation Mode | Internal & External |
| Temperature Control | Heating-Only |
| Bath Volume | 20 L |
| Temperature Range | RT + 5 °C to 200 °C |
| Temperature Stability | ±0.5 °C |
| Power Supply | 220–240 V, 50 Hz |
| Heating Power | 2450 W |
| Circulation Pump Power | 280 W |
| Rated Flow Rate | 30 L/min |
| Maximum Pressure | 1 bar |
| External Port Size | 3/4" |
| Bath Material | SUS304 Stainless Steel |
| Opening Dimensions | Φ350 × 220 mm |
| Overall Dimensions (W×D×H) | 505 × 420 × 735 mm |
| Net Weight | 28 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SY-20-160 |
| Instrument Type | Constant-Temperature Bath Circulator |
| Circulation Mode | External Circulation |
| Temperature Control | Heating-Only |
| Bath Volume | 20 L |
| Temperature Range | Ambient +5 °C to 160 °C |
| Temperature Stability | ±1 °C |
| Control Method | PID |
| Display | LCD Panel |
| Safety Features | Over-Temperature Alarm, Overload Protection, Over-Current Protection |
| Construction | Stainless Steel Fluid Path |
| Cooling Interface | Dedicated Inlet/Outlet for External Cooling Water |
| System Design | Fully Sealed Closed-Loop Circulation |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | SY-20-160 |
| Heating Medium | Thermal Oil |
| Temperature Range | +5 °C above ambient to 160 °C |
| Temperature Stability | ±0.5 °C |
| Max. Flow Rate | 42 L/min |
| Max. Pressure | 2.8 bar |
| Circulation Pump Power | 370 W |
| Heating Power | 3 kW |
| Total Power Consumption | 3.37 kW |
| External Cooling Coil | Integrated (water-cooled) |
| Reservoir Capacity | 9 L |
| Power Supply | 220–240 V~, 50 Hz |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Dimensions (W×D×H) | 430×690×1075 mm |
| Weight | 60 kg |
| Safety Protections | Independent overtemperature, earth-leakage, thermal overload, overcurrent, and phase-sequence protection |
| Liquid Level Monitoring | Visual indicator |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SY-20-250 |
| Instrument Type | Water/Oil Bath |
| Circulation Mode | Internal & External |
| Temperature Control | Heating-Only |
| Bath Volume | 20 L |
| Temperature Range | RT + 5 °C to 250 °C |
| Temperature Stability | ±0.5 °C |
| Max Flow Rate | 42 L/min |
| Max Pressure | 2.8 bar |
| Circulation Port Size | 3/4" |
| Heat Transfer Fluid Capacity | 9 L |
| Heating Power | 3 kW |
| Circulation Pump Power | 370 W |
| Ambient Temp Range | 5–40 °C |
| Ambient Humidity | ≤60% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Dimensions (W×D×H) | 430 × 690 × 1075 mm |
| Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SY-20-250D |
| Instrument Type | Constant-Temperature Bath |
| Circulation Mode | Internal & External Loop |
| Temperature Control | Heating-Only |
| Temperature Range | 5–250 °C |
| Temperature Stability | ±0.5 °C |
| Power Supply | 220–240 V~, 50 Hz |
| Maximum Flow Rate | 28 L/min |
| Maximum Pressure | 3.0 bar |
| Circulation Pump Power | 500 W |
| Heating Power | 3 kW |
| Total Power Consumption | 3.5 kW |
| Heat Transfer Fluid Capacity | 9 L |
| External Cooling Interface | R2¾ |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Dimensions (W×D×H) | 430 × 690 × 1075 mm |
| Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | SY-200-200 |
| Temperature Range | +5 °C above ambient to 200 °C |
| Temperature Stability | ±0.5 °C |
| Circulation Flow Rate | 150 L/min |
| Maximum Pressure | 2.5 bar |
| Heating Power | 24 kW |
| Total Power Consumption | 24.75 kW |
| Pump Power | 750 W |
| Heat Transfer Fluid Capacity | 25 L |
| External Cooling Interface | R21 (cooling coil supplied) |
| Power Supply | 3-phase, 380 V, 50 Hz |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Dimensions (W×D×H) | 610 × 940 × 1590 mm |
| Weight | 240 kg |
| Safety Protections | Independent overtemperature cutoff, earth leakage protection, thermal overload protection, phase sequence monitoring, overcurrent protection |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | SY-200-200 |
| Circulation Mode | External Circulation |
| Temperature Control | Heating-Only |
| Temperature Range | Ambient +5 °C to 200 °C |
| Temperature Stability | ±0.5 °C |
| Total Power Consumption | 24.75 kW |
| Supply Voltage | 3-phase, 380 V, 50 Hz |
| Pump Power | 750 W |
| Max Flow Rate | 150 L/min |
| Max Pressure | 2.5 bar |
| Heat Transfer Fluid | Thermal Oil |
| Cooling Coil | Integrated water-cooled coil for auxiliary temperature regulation |
| Reservoir Capacity | 25 L |
| External Port Connection | R21 |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Dimensions (W×D×H) | 610 × 940 × 1590 mm |
| Weight | 240 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SY-50 |
| Instrument Type | Water/Oil Bath |
| Circulation Mode | Internal & External Circulation |
| Temperature Control | Heating-Only |
| Bath Capacity | 50 L |
| Temperature Range | RT + 5 °C to 200 °C |
| Temperature Stability | ±0.5 °C |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Heating Power | 6000 W |
| Circulation Pump Power | 280 W |
| Rated Flow Rate | 30 L/min |
| Maximum Pressure | 1 bar |
| External Port Size | 3/4" |
| Bath Material | SUS304 Stainless Steel |
| Opening Dimensions | Φ500 × 270 mm |
| Overall Dimensions (W×D×H) | 635 × 550 × 810 mm |
| Net Weight | 40 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | SY-50 |
| Instrument Type | Water/Oil Bath |
| Circulation Mode | Internal & External |
| Temperature Control | Heating-Only |
| Bath Volume | 20 L |
| Temperature Range | RT + 5 °C to 200 °C |
| Temperature Stability | ±0.5 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | SY-50-250D |
| Pricing | Upon Request |
| Pump Type | Stainless Steel Magnetic Drive Pump |
| Expansion Tank Material | SUS304 Stainless Steel |
| Tubing Material | SUS304 Stainless Steel |
| Control Algorithm | PID Temperature Control |
| Communication Interface | RS485 |
| Safety Features | Over-Temperature Cut-Off with Audible/Visual Alarm |
| Cooling Option | External Cooling Coil (Water-Cooled) |
| Mobility | Lockable Casters with Brake |
| Fluid Level Monitoring | Integrated Sight Gauge |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Integrated Circulating Chiller |
| Cooling Method | Air-Cooled |
| Temperature Range | –80 °C to +200 °C |
| Refrigeration Capacity | 3 kW @ 0 °C |
| Temperature Stability | ±0.2 °C |
| Circulation Pump Pressure | 2 bar |
| Circulation Flow Rate | 30 L/min |
| Heat Transfer Fluid Volume | 6 L |
| Operating Mode | Continuous Operation |
| Compliance | FDA 21 CFR Part 11–compliant electronic signatures, GLP/GMP-ready audit trail |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | VRE |
| Pricing | Upon Request |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | VT-2000H |
| Cooling Capacity | 640 W at −10°C, 400 W at −20°C, 200 W at −30°C, 20 W at −40°C |
| Ultimate Temperature (No Load) | −40°C |
| Cooling Method | Direct refrigeration |
| Temperature Display | Digital, Pt100 sensor |
| Temperature Setting Range | Adjustable within operational range |
| Safety Protections | Delay start, overcurrent, overtemperature |
| Moisture Capture Capacity | Max. 1 kg (water-based systems) |
| Refrigerant | R404A |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Vacuum Interface | Flexible hose connector, OD Ø12 mm |
| Ambient Operating Conditions | 5–35°C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 819 W |
| Input Current | 3.7 A |
| Unit Dimensions (W×D×H) | 360 × 590 × 889 mm |
| Net Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | VT-2000H |
| Cooling Capacity | 640 W at −10°C / 400 W at −20°C / 200 W at −30°C / 20 W at −40°C |
| Minimum No-Load Temperature | −40°C |
| Cooling Method | Direct refrigeration |
| Temperature Display | Digital, Pt100 sensor |
| Setpoint Range | Adjustable within operational range |
| Safety Protections | Delayed start, overcurrent protection, overtemperature cutoff |
| Dehumidification Capacity | Up to 1 kg (water-based systems) |
| Refrigerant | R404A |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Condenser Options | Stainless steel chamber or optional borosilicate glass cold trap flask |
| Compatible Media | Water, ethanol (stainless chamber) |
| Vacuum Port | Flexible hose fitting, OD Ø12 mm |
| Ambient Operating Conditions | 5–35°C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Input Power | 819 W |
| Input Current | 3.7 A |
| Overall Dimensions (W×D×H) | 360 × 590 × 889 mm |
| Net Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | VT-2000H |
| Cooling Capacity | 640 W at −10°C, 400 W at −20°C, 200 W at −30°C, 20 W at −40°C |
| Minimum No-Load Temperature | −40°C |
| Cooling Method | Direct refrigeration |
| Temperature Display | Digital, Pt100 sensor |
| Temperature Setting Range | Adjustable within operational range |
| Safety Protections | Delay start, overcurrent protection, overtemperature protection |
| Moisture Removal Capacity | Max. 1 kg (water-based systems) |
| Refrigerant | R404A |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Vacuum Port | Flexible hose connector, OD Ø12 mm |
| Ambient Operating Conditions | 5–35°C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 819 W |
| Input Current | 3.7 A |
| Overall Dimensions (W×D×H) | 360 × 590 × 889 mm |
| Net Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Manufacturer |
| Model | VT-2000H |
| Cooling Method | Direct contact cooling |
| Minimum No-Load Temperature | −40 °C |
| Temperature Display | Digital, Pt100 sensor |
| Temperature Setting Range | Adjustable within operating range |
| Safety Protections | Delay start, overcurrent protection, overtemperature protection |
| Dehumidification Capacity | Max. 1 kg (water-based systems) |
| Refrigeration Capacity | 640 W at −10 °C |
| Refrigerant | R404A |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Vacuum Tubing Interface | Flexible hose connector, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Input | 220–240 V~, 50 Hz |
| Total Power Consumption | 819 W |
| Rated Current | 3.7 A |
| Overall Dimensions (W×D×H) | 360 × 590 × 889 mm |
| Net Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | VT-2000H Water Vapor Trap |
| Cooling Method | Direct Contact Cooling |
| Minimum No-Load Temperature | −40 °C |
| Temperature Display | Digital (Pt100 Sensor) |
| Adjustable Setpoint Range | Within Operating Range |
| Safety Protections | Delayed Start, Overcurrent & Overtemperature Protection |
| Dehumidification Capacity | Up to 1 kg (Water-Based Systems) |
| Refrigeration Capacity | 640 W at −10 °C |
| Refrigerant | R404A |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 Stainless Steel) |
| Vacuum Interface | Flexible Hose Fitting, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 819 W |
| Input Current | 3.7 A |
| Unit Dimensions (W×D×H) | 360 × 590 × 889 mm |
| Net Weight | 60 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-2000 |
| Pricing | Upon Request |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-2000HC |
| Price | USD 2,150 (approx.) |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-2000L |
| Price | Upon Request |
| Empty Minimum Temperature | −80 °C |
| Cooling Method | Direct Contact Cooling |
| Temperature Display | Digital (Pt100 Sensor) |
| Temperature Setting Range | Adjustable Within Operating Range |
| Safety Protections | Delay Start, Overcurrent Protection, Overtemperature Protection |
| Moisture Removal Capacity | Up to 1 kg (Water-Based Systems) |
| Refrigeration Capacity | 260 W at −40 °C, 110 W at −60 °C, 40 W at −80 °C |
| Refrigerants | R404A + R23 Dual-Circuit System |
| Trap Chamber Dimensions | Ø160 mm × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 Stainless Steel) |
| Vacuum Line Connection | Flexible Hose Fitting, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Total Power Consumption | 1580 W |
| Rated Current | 7.2 A |
| Power Supply | 220–240 V~, 50 Hz |
| Overall Dimensions (W×D×H) | 520 × 528 × 1190 mm |
| Net Weight | 100 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Manufacturer |
| Model | VT-2000L |
| Cooling Capacity | 260 W at −40 °C / 110 W at −60 °C / 40 W at −80 °C |
| Minimum No-Load Temperature | −80 °C |
| Cooling Method | Direct refrigeration |
| Temperature Display | Digital (Pt100 sensor) |
| Temperature Setpoint Range | Adjustable within operational range |
| Safety Protections | Delayed start, overcurrent protection, overtemperature protection |
| Moisture Removal Capacity | ≤1 kg (water-based systems) |
| Refrigerants | R404A + R23 |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Condenser Interface | Flexible tubing connection, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 1580 W |
| Input Current | 7.2 A |
| Overall Dimensions (W×D×H) | 520 × 528 × 1190 mm |
| Net Weight | 100 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-2000L |
| Price | Upon Request |
| Empty Minimum Temperature | −80 °C |
| Cooling Method | Direct Contact Cooling |
| Temperature Display | Digital (Pt100 Sensor) |
| Temperature Setting Range | Adjustable Within Operating Range |
| Safety Protections | Delay Start, Overcurrent Protection, Overtemperature Protection |
| Moisture Removal Capacity | Up to 1 kg (Water-Based Systems) |
| Refrigeration Capacity | 260 W at −40 °C, 110 W at −60 °C, 40 W at −80 °C |
| Refrigerants | R404A + R23 Dual-Circuit System |
| Trap Chamber Dimensions | Ø160 mm × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 Stainless Steel) |
| Vacuum Port Interface | Flexible Hose Fitting, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Total Power Consumption | 1580 W |
| Rated Current | 7.2 A |
| Power Supply | 220–240 V~, 50 Hz |
| Overall Dimensions (W×D×H) | 520 × 528 × 1190 mm |
| Net Weight | 100 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | VT-2000L |
| Cooling Capacity | 260 W at −40 °C / 110 W at −60 °C / 40 W at −80 °C |
| Minimum No-Load Temperature | −80 °C |
| Refrigerants | R404A + R23 |
| Trap Chamber Dimensions | Ø160 × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 stainless steel) |
| Condenser Options | Direct-chamber trapping or optional borosilicate glass cold finger |
| Temperature Display | Digital, Pt100 sensor |
| Temperature Setting Range | Adjustable within operational range |
| Safety Protections | Delayed start, overcurrent protection, overtemperature cutoff |
| Moisture Removal Capacity | ≤1 kg (water-based solvents) |
| Vacuum Port | Flexible hose connector, OD 12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Rated Power | 1580 W |
| Input Current | 7.2 A |
| Overall Dimensions (W×D×H) | 520 × 528 × 1190 mm |
| Net Weight | 100 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-2000L Cryogenic Vapor Trap |
| Quotation | Upon Request |
| Empty Load Minimum Temperature | −80 °C |
| Cooling Method | Direct Contact Cooling |
| Temperature Display | Digital (Pt100 Sensor) |
| Temperature Setting Range | Adjustable Within Operating Range |
| Safety Protections | Delay Start, Overcurrent Protection, Overtemperature Protection |
| Moisture Removal Capacity | Up to 1 kg (Water-Based Systems) |
| Refrigeration Capacity | 260 W at −40 °C |
| Refrigerants | R404A + R23 Dual-Circuit System |
| Trap Chamber Dimensions | Ø160 mm × 240 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 Stainless Steel) |
| Vacuum Port Interface | Flexible Hose Fitting, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Total Power Consumption | 1580 W |
| Rated Current | 7.2 A |
| Power Supply | 220–240 V~, 50 Hz |
| Overall Dimensions (W×D×H) | 520 mm × 528 mm × 1190 mm |
| Net Weight | 100 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Manufacturer |
| Model | VT-2000LC |
| Cooling Capacity | 260 W at −40 °C, 110 W at −60 °C, 40 W at −80 °C |
| Minimum No-Load Temperature | −80 °C |
| Cooling Method | Indirect refrigeration |
| Temperature Display | Digital, Pt100 sensor |
| Temperature Setpoint Range | Adjustable within operational range |
| Safety Protections | Delayed start, overcurrent protection, overtemperature protection |
| Refrigerants | R404A + R23 |
| Cold Trap Chamber Dimensions | Ø160 × 250 mm |
| Condenser Flask Dimensions | Ø50 × 300 mm |
| Chamber Material | 304 stainless steel |
| Condenser Flask Material | Borosilicate glass (Duran-type, 3.3 expansion coefficient) |
| Flask Quantity | 3 pcs |
| Vacuum Port | Flexible hose connector, OD Ø12 mm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 1580 W |
| Input Current | 7.2 A |
| Overall Dimensions (W×D×H) | 438 × 528 × 1210 mm |
| Net Weight | 100 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-40 |
| Price | USD 2,380 (approx.) |
| Minimum No-Load Temperature | −40 °C |
| Cooling Method | Indirect Refrigeration |
| Temperature Display | Digital, Pt100 Sensor |
| Temperature Setting Range | Adjustable Within Operating Range |
| Safety Protections | Delay Start, Overcurrent, Overheat, High-Pressure Cut-off |
| Refrigeration Capacity | 300 W at −10 °C, 250 W at −20 °C, 150 W at −30 °C, 50 W at −35 °C |
| Refrigerant | R404A |
| Cold Trap Chamber Dimensions | Ø160 × 250 mm |
| Condensation Flask Dimensions | Ø50 × 300 mm |
| Chamber Material | AISI 304 Stainless Steel |
| Flask Material | DIN 3.3 Borosilicate Glass (Grade ISO 3585) |
| Flask Quantity | 3 pcs |
| Vacuum Port Interface | Flexible Hose Fitting, OD 12 mm |
| Ambient Operating Temperature | 5–35 °C |
| Max. Relative Humidity | ≤70% RH |
| Total Power Consumption | 530 W |
| Rated Current | 2.9 A |
| Power Supply | 220 V~, 50 Hz |
| Unit Dimensions (W×D×H) | 350 × 470 × 805 mm |
| Net Weight | 45 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-40x |
| Cooling Medium | R404A |
| Minimum No-Load Temperature | −40 °C |
| Cooling Method | Direct Contact Cooling |
| Temperature Display | Digital, Pt100 Sensor |
| Adjustable Setpoint Range | Within Operating Range |
| Safety Protections | Delay Start, Overcurrent, Overtemperature, High-Pressure Cut-off |
| Refrigeration Capacity | 300 W at −10 °C, 250 W at −20 °C, 150 W at −30 °C, 50 W at −35 °C |
| Trap Chamber Dimensions | Ø160 × 250 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 Stainless Steel) |
| Vacuum Port | KF25 |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220 V~, 50 Hz |
| Total Power Consumption | 530 W |
| Rated Current | 2.9 A |
| Unit Dimensions (W×D×H) | 388 × 454 × 780 mm |
| Net Weight | 48 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-40x Water Vapor Trap |
| Quotation | Upon Request |
| Minimum No-Load Temperature | −40 °C |
| Cooling Method | Direct Contact Cooling |
| Temperature Display | Digital (Pt100 Sensor) |
| Temperature Setting Range | Adjustable Within Operating Range |
| Safety Protections | Delay Start, Overcurrent, Overheat, High-Pressure Cut-off |
| Refrigeration Capacity | 300 W at −10 °C |
| Refrigerant | R404A |
| Trap Chamber Dimensions | Ø160 mm × 250 mm |
| Chamber Material | 06Cr19Ni10 (AISI 304 Stainless Steel) |
| Vacuum Port Interface | KF25 |
| Ambient Temperature Range | 5–35 °C |
| Max. Relative Humidity | ≤70% RH |
| Total Power Consumption | 530 W |
| Rated Current | 2.9 A |
| Power Supply | 220 V~, 50 Hz |
| Overall Dimensions (W×D×H) | 388 mm × 454 mm × 780 mm |
| Net Weight | 48 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VT-5000H |
| Pricing | Available Upon Request |
| Cooling Method | Direct Cylinder Cooling (Integrated Cold Trap Chamber) |
| Maximum Condensation Capacity | 4 kg (Water Vapor) |
| Minimum Achievable Temperature | −40 °C |
| Temperature Display | Digital LED Display |
| Chamber Material | SUS304 Stainless Steel |
| Internal Chamber Dimensions | Φ220 × 180 mm |
| Ambient Operating Temperature Range | 5–25 °C |
| Power Supply | 220 V / 50 Hz |
| Optional Accessory | Borosilicate Glass Condenser (for Acid- and Organic Solvent-Compatible Operation) |