Refrigeration Equipment
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| Brand | EYELA (Tokyo Rikakikai Co., Ltd.) |
|---|---|
| Origin | Japan |
| Model | FDU-2110 |
| Cold Trap Temperature | −80 °C |
| Condensation Capacity | 3 L per 24 h |
| Vacuum Range | 0.4–533 Pa (Pirani gauge, digital display) |
| Cold Trap Dimensions | Φ200 × 300 mm (SUS304 stainless steel) |
| Refrigeration System | 500 W dual-stage compressor, R404A/R23 refrigerant blend |
| Defrost Method | Hot-gas auto-defrost with thermal cutoff |
| Vacuum Release | Motorized solenoid valve with 0.2 µm sterile air filter |
| Power Supply | Vacuum pump circuit — max. 6 A |
| Overall Dimensions & Weight | 700 × 550 × 935 mm (W×D×H), approx. 140 kg |
| Safety Features | Leakage/overcurrent protection, compressor protection circuit, control panel self-diagnosis, fuse for service outlet |
| Brand | EYELA (Tokyo Rikakikai Co., Ltd.) |
|---|---|
| Origin | Japan |
| Model | UT-1000 / UT-2000 |
| Cooling Method | Direct cylinder cooling with integrated glass condenser |
| Maximum Moisture Removal Capacity | 0.5 kg H₂O (UT-1000) / 0.4 kg H₂O (UT-2000) |
| Minimum Achievable Temperature | −50 °C (UT-1000) / −100 °C (UT-2000) |
| Bath Dimensions | Ø90 × 225 mm H |
| Bath Volume | 1.4 L |
| Refrigeration System | Air-cooled, 400 W (UT-1000) / Dual air-cooled compressors, 2 × 450 W (UT-2000) |
| Refrigerants | R507A (UT-1000) / R404A + R1150 (UT-2000) |
| Vacuum Pump Power Interface | Max. 4 A (UT-1000) / Max. 2 A (UT-2000) |
| Operating Ambient Temperature Range | 5–35 °C (UT-1000) / 5–30 °C (UT-2000) |
| External Dimensions (W×D×H, mm) | 380(420) × 370 × 322 (UT-1000) / 420(460) × 510 × 475 (UT-2000) |
| Net Weight | ~27 kg (UT-1000) / ~56 kg (UT-2000) |
| Safety Features | Earth leakage protection, overcurrent cutoff, high-pressure compressor switch, compressor overload prevention |
| Brand | Fangyuan Scientific Instruments |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | FYYDHN |
| Price | USD 28,000 (FOB) |
| Cooling Principle | Stirling-cycle cryocooler coupled with nitrogen vapor recondensation |
| Nominal LN₂ Capacity | 30 L |
| Cold Finger Compatibility | Ø31.5–33 mm |
| LN₂ Consumption | <2 L/day (standby, no detector installed) |
| Acoustic Noise | <60 dB(A) at 1 m |
| Cooling Power | 160 W (typ.), 240 W (max.) |
| Total System Power Draw | <400 W |
| Input Voltage | 85–264 VAC, 47–63 Hz |
| Dimensions (Ø × H) | 460 × 680 mm |
| Weight | 55 kg (dry, without LN₂ or detector) |
| Operating Temperature | 5–35 °C (optimal ≤25 °C) |
| Operating Humidity | 10–80% RH (non-condensing) |
| Display | 5-inch capacitive touchscreen |
| Data Interface | USB 2.0 (Type-A to Type-B), .NET-based PC software |
| Safety | Dual pressure-relief valves, liquid level & temperature alarms |
| Compliance | GB/T 43535-2023 “High-Purity Germanium Gamma Spectrometers” |
| [Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | FD-1 |
| Price | USD 2,750 (FOB Shanghai) |
| Condenser Temperature | ≤ −50 °C |
| Ultimate Vacuum | < 20 Pa |
| Freeze-Drying Area | 0.06 m² |
| Shelf Capacity (Liquid Load) | 0.6 L |
| Water Trapping Capacity | 2 kg/24 h |
| Condenser Dimensions | Φ220 × 130 mm |
| Sample Tray | Φ200 × 2 pcs |
| Power Supply | 220 V, 50 Hz, 850 W |
| Unit Dimensions | 380 × 600 × 345 mm] |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (PRC) |
| Model | FD-1B-50 / LGJ-12 |
| Condenser Temperature | ≤ −50 °C |
| Ultimate Vacuum | < 20 Pa |
| Freeze-Drying Area | 0.07 m² |
| Shelf Capacity | 700 mL (10 mm layer thickness) or ~155 × 22 mm vials |
| Condenser Dimensions | Φ220 × 130 mm |
| Shelf Diameter | Φ180 mm (3-tier stainless steel) |
| Power Supply | 220 V, 50 Hz, 850 W |
| Unit Dimensions | 380 × 600 × 345 mm |
| Refrigeration System | Imported hermetic compressor |
| Vacuum Interface | Standard KF-25 flange |
| Optional | Sample temperature monitoring |
| Temperature Range | 40°C to –90°C |
|---|---|
| Temperature Accuracy | ±0.5°C |
| Cooling Rate | 0.1–30°C/min (adjustable) |
| Heating Rate | 0.1–30°C/min (adjustable) |
| Chamber Dimensions | ≥200 × 200 × 200 mm |
| Sample Capacity | 160 cryovials or 8 blood bags |
| Construction | Fully stainless steel interior and exterior |
| Integrated Liquid Nitrogen Dewar | 30 L with auto-pressure regulation system |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | FM50 |
| Price | USD 3,200 (FOB Shanghai) |
| Brand | FRYKA |
|---|---|
| Origin | Germany |
| Model | ULK 402 |
| Cooling Type | Air-Cooled |
| Temperature Range | −10 °C to +40 °C |
| Temperature Stability | ±1 °C |
| Refrigeration Capacity | 380 W @ 30 °C / 270 W @ 10 °C |
| Circulation Flow Rate | 4 L/min |
| Maximum Head Pressure | 1.5 mWS |
| Reservoir Volume | 4 L |
| Pump Pressure | 0.15 bar |
| Dimensions (W×D×H) | 26 × 37 × 40.5 cm |
| Weight | 18.2 kg |
| Ambient Operating Temperature | +12 °C to +30 °C |
| Power Supply | 230 V / 50 Hz |
| Max. Current Draw | 1.5 A |
| Brand | FRYKA |
|---|---|
| Origin | Germany |
| Model Variants | ULK 602, ULK 1002, ULK 2002 |
| Type | Integrated Air-Cooled Circulating Chiller |
| Temperature Range | −10 °C to +40 °C |
| Temperature Stability | ±0.5 °C |
| Refrigeration Capacity @ 20 °C | 650 W / 1200 W / 2300 W |
| Refrigeration Capacity @ 10 °C | — / 850 W / 1600 W |
| Refrigeration Capacity @ −10 °C | — / 400 W / 750 W |
| Flow Rate | 4 L/min / 12 L/min / 12 L/min |
| Head Pressure | 6.2 mWS / 9.2 mWS / 9.2 mWS |
| Reservoir Volume | 2.0–4.5 L / 2.0–9.5 L / 2.0–9.5 L |
| Pump Flow Control | Variable-Speed EC Fan & Intelligent Flow-Adaptive Motor |
| Display | High-Contrast Touchscreen with Real-Time Flow & Level Monitoring |
| Safety Systems | Overtemperature Protection, Dry-Run Detection, Audible/Visual Alarm, Text-Based Fault Diagnostics |
| Interface | MODBUS RTU Bus Protocol |
| Power Supply | 230 V / 50 Hz |
| Ambient Operating Range | +12 °C to +30 °C |
| Enclosure IP Rating | IP20 |
| Construction | Fully Sealed, Low-Maintenance Air-Cooling Architecture |
| Key Components | German-Sourced Compressors, EC Fans, Precision Expansion Valves, and Hermetic Refrigerant Circuits |
| Brand | Langbo Instruments |
|---|---|
| Model | GDW-501A |
| Temperature Range | −20 °C to +150 °C |
| Display | Digital LED with Programmable Controller |
| Origin | Jiangsu, China |
| Category | Cryogenic Thermostat / Refrigeration Equipment |
| Brand | GiAim |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | JM50 |
| Pricing | Upon Request |
| Minimum Operating Temperature | −50 °C |
| Temperature Display | Integrated Digital LED |
| Condensate Collection Bottle Capacity | 600 mL |
| Total Power Consumption | 450 W |
| Dimensions (L×W×H) | 590 mm × 210 mm × 430 mm |
| Weight | 33 kg |
| Power Supply | AC 220 V, 50/60 Hz, 10 A |
| Refrigerant | R404a (non-ozone-depleting, HFC blend) |
| Precooling Time to −50 °C | ≤20 min |
| Vacuum Port Compatibility | Standard KF-25 and NW25 flanges (adaptable to common vacuum pump interfaces) |
| Brand | GiAim |
|---|---|
| Model | JM50-Plus |
| Cooling Medium | R404a |
| Ultimate Temperature | -60 °C |
| Cold Trap Capacity | 2000 mL |
| Power Consumption | 500 W |
| Dimensions (L×D×H) | 530×300×340 mm |
| Weight | 28 kg |
| Voltage/Frequency | AC 220 V, 50/60 Hz, 10 A |
| Refrigeration System | Imported European non-ozone-depleting refrigeration unit |
| Defrosting | Automatic cyclic defrost |
| Condenser Geometry | Tubular heat exchange module |
| External Solvent Collection | Wide-mouth external recovery flask |
| Vacuum Interface | Standard KF25/KF40 compatible ports |
| Brand | GiAim |
|---|---|
| Model | JM80T |
| Temperature Range | −80 °C (minimum) |
| Cold Trap Capacity | 2000 mL |
| Ultimate Vacuum Compatibility | KF16 flange interface |
| Power Consumption | 1000 W |
| Dimensions (L×W×H) | 620 × 450 × 400 mm |
| Weight | 70 kg |
| Electrical Supply | AC 220 V, 50/60 Hz, 10 A |
| Construction | 304 stainless steel body with Teflon high-temperature coating |
| Drain System | PTFE tubing + European-sourced dual-stage isolation valve |
| Refrigerant | Eco-friendly, non-CFC/HFC azeotropic blend |
| Compressor | European-branded hermetic scroll compressor |
| Heat Exchanger | Brazed plate-type |
| Temperature Control Accuracy | ±1 °C |
| [Brand | Golden Real |
|---|---|
| Origin | Jiangsu, China |
| Model | Golden Real Pro 6085 Freeze Dryer |
| Instrument Type | Manifold (Multi-Port) Freeze Dryer |
| Application | Laboratory-Scale Lyophilization |
| Shelf Area | ≥0.16 m² |
| Ultimate Vacuum | ≤0.01 mbar (≤1 Pa) |
| Condenser Capacity (24 h) | 6 kg |
| Condenser Temperature | ≤−85 °C |
| Dimensions (W×D×H) | 55 × 80 × 42 cm] |
| Brand | Goldstar Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ECO mini |
| Instrument Type | Manifold-Style Freeze Dryer |
| Application | Laboratory-Scale Lyophilization |
| Shelf Area | 0.16 m² |
| Ultimate Vacuum | 0.1 Pa |
| Condensate Capacity (24 h) | 4 kg |
| Cold Trap Temperature | −60 °C |
| Dimensions (W×D×H) | 420 mm × 550 mm × 440 mm |
| Display | 7-inch LCD Touchscreen |
| Shelf Diameter | 260 mm |
| Number of Shelves | 3 |
| Manifold Ports | 8 |
| Defrost Method | Natural Thawing |
| Power Consumption | 0.75 kW |
| Net Weight | 47 kg |
| Brand | Goldstar Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Pro 9085 |
| Instrument Type | Manifold-Freezing Shelf Hybrid Freeze Dryer |
| Scale | Pilot-Scale |
| Lyophilization Area | ≥0.48 m² |
| Ultimate Vacuum | 0.01 mbar (1 Pa) |
| Condensate Capacity (24 h) | 9 kg |
| Condenser Temperature | ≤−85 °C |
| Dimensions (W×D×H) | 850 × 760 × 1300 mm |
| Weight | 180 kg |
| Power Supply | 220 V, 16 A, 2.2 kW |
| Shelf Configuration | 3 heated shelves (325 × 500 mm each) |
| Shelf Temperature Uniformity | ±1 °C |
| Vacuum Control Range | 0.001–1000 mbar |
| Vacuum Pump | Corrosion-Resistant, Anti-Oil-Backflow Design |
| Condenser | External Coil with PTFE-Coated Surface |
| Insulation | Frost-Resistant Thermal Barrier |
| Defrosting | Hot-Gas Automatic Defrost |
| Pressure Release | One-Touch Controlled Venting |
| Compliance | Designed for GLP-compliant laboratories |
| Brand | Gop (formerly PRIMA) |
|---|---|
| Origin | Imported |
| Model | PC1600 |
| Cooling Method | Water-Cooled |
| Temperature Range | −10 to 40 °C |
| Temperature Stability | ±0.02 °C @ 37 °C |
| Uniformity | ±0.05 °C @ 37 °C |
| Setpoint Resolution | 0.1 °C |
| Display | 4-digit LED |
| Temperature Control | PID with Hot-Gas Bypass |
| Refrigeration Capacity | 1600 W @ 20 °C |
| Pump Max Pressure | 4 bar |
| Pump Flow Rate | 25 L/min |
| Reservoir Volume | 3 L / 5 L (selectable) |
| Pump Type | Hermetically Sealed Magnetic Drive |
| Drain Valve | Integrated Bottom Drain |
| Communication Interface | Optional RS232/RS485 |
| External Sensor Input | Supported |
| Safety Features | Over-Temperature Cut-Off, Low-Level Dry-Run Protection, High-Accuracy Level Detection, Audible Alarm, Overcurrent Protection |
| Power Supply | 230 V, 1.6 kW, 50/60 Hz |
| Dimensions (L×W×H) | 450 × 600 × 800 mm |
| Continuous Operation Mode | Yes |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | LTC2 |
| Pricing | Available Upon Request |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | LTC4 |
| Pricing | Upon Request |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-1005 |
| Quotation | Upon Request |
| Refrigeration System | Single-stage compression with cascade sub-cooling technology |
| Compressor | Tecumseh hermetic piston compressor |
| Condenser | Air-cooled, oxygen-free copper spiral-tube design |
| Heat Exchanger | Fully welded series-connected multi-stage heat exchanger |
| Throttling Device | Capillary tube |
| Evaporator | Coil-type, immersed in bath reservoir |
| Temperature Control | Digital intelligent controller, 0.1 °C display resolution |
| Bath Volume | 5 L |
| Operating Temperature Range | –100 °C to –60 °C |
| Temperature Stability | ±2 °C |
| Rated Power | 820 W |
| Refrigerant | Mixed refrigerant blend |
| Cooling Capacity | 110 W at –60 °C |
| Magnetic Stirring Power | 50 W |
| Stirring Speed Range | 100–1000 rpm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Drain Port | 1/2″ BSP |
| Reservoir Opening Diameter | Ø210 mm |
| Reservoir Dimensions | Ø220 mm × 180 mm (D × H) |
| Max Flask Capacity | 2000 mL |
| Reservoir Material | ASTM A240 Type 304 stainless steel |
| Overall Dimensions (W×D×H) | 630 × 795 × 790 mm |
| Net Weight | 125 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | DHJF-1005 |
| Quotation | Upon Request |
| Refrigerant | Mixed Cryogenic Refrigerant |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Bath Volume | 5 L |
| Refrigeration Capacity | 110 W at −60 °C, 50 W at −80 °C, 20 W at −100 °C |
| Total Rated Power | 820 W |
| Magnetic Stirring Power | 50 W |
| Stirring Speed Range | 100–1000 rpm |
| Display Resolution | 0.1 °C |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Drain Port | 1/2″ NPT |
| Bath Opening Diameter | Ø210 mm |
| Bath Dimensions (Ø × H) | Ø220 × 180 mm |
| Max Flask Capacity | 2000 mL |
| Bath Material | AISI 304 Stainless Steel |
| Overall Dimensions (W × D × H) | 630 × 795 × 790 mm |
| Net Weight | 125 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Manufacture | China |
| Model | DHJF-1010 |
| Quotation | Upon Request |
| Refrigeration System | Single-stage compression with cascade subcooling design |
| Compressor | Tecumseh hermetic piston compressor |
| Condenser | Air-cooled, oxygen-free copper spiral tube |
| Heat Exchanger | Fully welded series-connected multi-stage heat exchanger |
| Throttling Device | Capillary tube |
| Evaporator | Coil-type, immersed in bath reservoir |
| Temperature Control | Digital microprocessor controller with 0.1 °C display resolution |
| Bath Volume | 10 L |
| Operating Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Rated Power | 2050 W |
| Refrigerant | Mixed refrigerant blend (R508B/R23 or equivalent) |
| Cooling Capacity | 160 W at −60 °C |
| Magnetic Stirring Power | 50 W |
| Stirring Speed Range | 100–1000 rpm |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 3-phase, 380 V ±10%, 50 Hz |
| Drain Port | 1/2″ BSP |
| Reservoir Opening Diameter | Ø210 mm |
| Reservoir Dimensions | Ø250 × 250 mm |
| Max Flask Capacity | 3000 mL |
| Bath Material | AISI 304 stainless steel |
| Overall Dimensions (W×D×H) | 670 × 780 × 1085 mm |
| Net Weight | 150 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Manufacture | China |
| Model | DHJF-1020 |
| Quotation | Upon Request |
| Refrigerant | Mixed Cryogenic Refrigerant |
| Tank Capacity | 20 L |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Refrigeration Capacity | 600 W at −60 °C |
| Circulation Pump Power | 100 W |
| Flow Rate | 20 L/min |
| Max. Pressure | 0.4 bar |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Total Power Consumption | 4000 W |
| Tank Dimensions (Ø×H) | 300 mm × 300 mm |
| Opening Diameter | 280 mm |
| External Port Size | 1/2″ BSP |
| Compatible Flask Volume | Up to 5000 mL |
| Tank Material | AISI 304 Stainless Steel |
| Unit Dimensions (W×D×H) | 810 × 1160 × 1310 mm |
| Net Weight | 154 kg |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Safety Protections | Phase sequence monitoring, overcurrent protection, thermal overload cutoff, startup delay logic |
| Operational Constraint | External circulation function disabled when bath temperature < −90 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | DHJF-1030 |
| Cooling Capacity | 620 W at −60 °C, 480 W at −80 °C, 200 W at −100 °C |
| Bath Volume | 30 L |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Circulation Flow Rate | 20 L/min |
| Max. Pressure | 0.4 bar |
| Pump Power | 100 W |
| Total Power Consumption | 4 kW |
| Display | Digital LCD with 0.1 °C resolution |
| Refrigerant | Mixed refrigerant (R23/R13/R508B or equivalent) |
| Construction | 304 Stainless Steel bath & piping |
| External Port | 1/2″ NPT |
| Bath Dimensions | Ø400 × 235 mm |
| Footprint | 1160 W × 800 D × 1310 H mm |
| Weight | 180 kg |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH, 3-phase 380 V / 50 Hz |
| Safety Protections | Phase sequence detection, overcurrent, overheating, delayed startup, thermal cutoff |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | DHJF-1030 |
| Cooling Capacity | 620 W at −60 °C, 480 W at −80 °C, 200 W at −100 °C |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Bath Volume | 30 L |
| Pump Flow Rate | 20 L/min |
| Max. Circulation Pressure | 0.4 bar |
| Power Input | 4000 W (3-phase, 380 V, 50 Hz) |
| Display Resolution | 0.1 °C |
| Evaporator Type | Immersed Helical Coil |
| Compressor | Panasonic Hermetic Scroll Compressor |
| Refrigerant | Mixed Cryogenic Refrigerant Blend |
| Safety Protections | Phase Sequence Monitoring, Overcurrent, Overtemperature, Delayed Start, Thermal Cut-off |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| External Port | 1/2″ NPT |
| Bath Opening Diameter | 320 mm |
| Bath Dimensions (Ø × H) | 400 × 235 mm |
| Max. Flask Capacity | 10,000 mL |
| Bath Material | AISI 304 Stainless Steel |
| Footprint (W × D × H) | 1160 × 800 × 1310 mm |
| Net Weight | 180 kg |
| Warning | External circulation must be disabled when bath temperature < −90 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | DHJF-1050 |
| Cooling Capacity | 700 W at −60 °C |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Bath Volume | 50 L |
| Pump Flow Rate | 20 L/min |
| Maximum Pressure | 0.4 bar |
| Circulation Pump Power | 100 W |
| Total Power Consumption | 4876 W |
| Display Resolution | 0.1 °C |
| Refrigerant | Mixed Cryogenic Refrigerant |
| Evaporator Type | Coil-in-Tank (Stainless Steel 304) |
| Compressor | Panasonic Hermetic Scroll Compressor |
| Condenser | Air-Cooled Finned-Tube with Oxygen-Free Copper |
| Heat Exchanger Architecture | Single-Stage Compression with Series-Connected Subcooling Stages |
| Safety Protections | Phase Sequence, Overcurrent, Overheat, Delayed Start |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 3-phase, 380 V, 50 Hz |
| External Port Size | 1/2″ BSP |
| Bath Opening Diameter | 400 mm |
| Bath Dimensions (Ø × H) | 450 × 320 mm |
| Max Flask Capacity | 20 L |
| Unit Dimensions (W × D × H) | 1340 × 820 × 1310 mm |
| Net Weight | 265 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-1050 |
| Quotation | Upon Request |
| Cooling Capacity | 700 W at −60 °C, 580 W at −80 °C, 420 W at −100 °C |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Bath Volume | 50 L |
| Pump Flow Rate | 20 L/min |
| Max. Circulation Pressure | 0.4 bar |
| Pump Power | 100 W |
| Total Power Consumption | 4.876 kW |
| Display | LCD with 0.1 °C resolution |
| Bath Material | 304 Stainless Steel |
| External Port | 1/2″ BSP |
| Bath Opening Diameter | 400 mm |
| Bath Internal Dimensions | Ø450 × 320 mm |
| Max. Flask Capacity | 20,000 mL |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Unit Dimensions (W×D×H) | 1340 × 820 × 1310 mm |
| Net Weight | 265 kg |
| Safety Protections | Phase sequence, overcurrent, overheating, and startup delay protection |
| Refrigerant | Mixed refrigerant blend |
| Note | External circulation must be disabled when bath temperature < −90 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM/ODM Producer |
| Model | DHJF-1220 |
| Cooling Capacity | 600 W at −60 °C, 480 W at −80 °C, 180 W at −100 °C, 40 W at −120 °C |
| Temperature Range | −120 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Bath Volume | 20 L |
| Circulation Flow Rate | 20 L/min |
| Max. Pressure | 0.4 bar |
| Pump Power | 100 W |
| Total Power Consumption | 4000 W |
| Reservoir Material | 304 Stainless Steel |
| Reservoir Dimensions (Ø×H) | 300 mm × 300 mm |
| Max. Flask Capacity | 5000 mL |
| Display | Digital LCD with Keypad Interface |
| Safety Protections | Delayed Start, Overcurrent, Overtemperature, Phase Sequence Monitoring |
| Refrigerant | Mixed Cryogenic Refrigerant |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 3-phase, 380 V, 50 Hz |
| External Port Size | 1/2″ NPT |
| Footprint (W×D×H) | 810 × 1160 × 1310 mm |
| Net Weight | 190 kg |
| Critical Operational Constraint | External circulation must be disabled when bath temperature < −90 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Manufacture | China |
| Model | DHJF-1205 |
| Quotation | Upon Request |
| Bath Volume (L) | 5 |
| Temperature Range (°C) | –120 to –60 |
| Temperature Stability (°C) | ±2 |
| Rated Power (W) | 820 |
| Refrigerant | Mixed Cryogenic Refrigerant |
| Cooling Capacity (W) | 110 @ –60°C |
| Magnetic Stirring Power (W) | 50 |
| Stirring Speed (rpm) | 100–1000 |
| Ambient Operating Temperature (°C) | 5–35 |
| Ambient Relative Humidity | ≤70% |
| Power Supply | 220–240 V~, 50 Hz |
| Drain Port Size | 1/2" |
| Bath Opening Diameter (mm) | Ø210 |
| Bath Dimensions (mm) | Ø220 × 180 (D × H) |
| Max Flask Capacity (mL) | 2000 |
| Bath Material | AISI 304 Stainless Steel |
| Overall Dimensions (mm) | 630 W × 795 D × 790 H |
| Net Weight (kg) | 125 |
| Safety Protections | Delayed Start, Overcurrent, Overtemperature |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | DHJF-1205 |
| Quotation | Upon Request |
| Refrigeration System | Single-stage compression with cascade sub-cooling technology |
| Temperature Range | −120 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Bath Volume | 5 L |
| Refrigerant | Mixed refrigerant blend |
| Cooling Capacity | 110 W at −60 °C |
| Stirring Power | 50 W |
| Stirring Speed | 100–1000 rpm |
| Display Resolution | 0.1 °C |
| Input Power | 820 W |
| Voltage/Frequency | 220–240 V~, 50 Hz |
| Bath Material | 304 stainless steel |
| External Dimensions (W×D×H) | 630 × 795 × 790 mm |
| Net Weight | 125 kg |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Drain Port | 1/2″ BSP |
| Bath Opening Diameter | Ø210 mm |
| Bath Internal Dimensions | Ø220 × 180 mm |
| Max Flask Capacity | 2000 mL |
| Safety Protections | Delayed start, overcurrent, and overtemperature protection |