Cryogenic Thermostat
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| Brand | Quantum Design |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | Imported |
| Model | OptiCool |
| Instrument Type | Vertical Cryostat |
| Temperature Stability | ±0.2% (T < 20 K) |
| Working Distance | 3 mm |
| Temperature Range | 1.7 K to 350 K |
| Vibration Stability | <10 nm peak-to-peak (horizontal) |
| Cooling Medium | Helium-free, dry-cycle pulse-tube refrigeration system |
| Optical Access | 7 side ports (NA > 0.11), 1 top port (NA > 0.7) |
| Magnetic Field | ±7 T |
| Sample Space | Ø89 mm × 84 mm |
| Electrical Feedthroughs | Standard 16 leads (expandable to 80) |
| Brand | Quantum Design |
|---|---|
| Origin | USA |
| Manufacturer | Quantum Design, Inc. |
| Type | Import |
| Model | Optistat DN, Optistat DN-V, Optistat CF, Optistat CF-V, Optistat Dry TLEX, Optistat Dry BLV |
| Cryogen Options | Liquid nitrogen, liquid helium, or cryogen-free (Cryofree™) |
| Base Temperature | 2.2 K–77.2 K (model-dependent) |
| Minimum Temperature | <3 K (Dry BLV/TLEX), 2.3 K (CF-V), 77.2 K (DN/DN-V) |
| Maximum Temperature | 300 K–600 K (model-dependent) |
| Sample Environment | Exchange gas or high vacuum |
| Sample Space | 20 mm Ø to 40 × 50 mm |
| Temperature Stability | ±0.1 K over 10 min |
| Cooling Time | 10 min (CF-V) to <6 hrs (Dry BLV) |
| Vibration | <0.1 µm RMS (CF-V/CF) to <10 µm RMS (Dry models, with mitigation) |
| Controller Interface | Mercury iTC intelligent temperature controller (optional), touchscreen, 24-bit resolution, 0.1 mK stability, up to 80 W/channel heating |
| Optical Windows | User-replaceable Spectrosil B (UV–mid-IR), CaF₂, ZnSe, TPX, and custom options for UV–THz coverage |
| Brand | Quantum Design |
|---|---|
| Origin | USA |
| Manufacturer Type | Manufacturer |
| Origin Category | Imported |
| Model | Quantum Design Oxford Superconducting Magnet and Cryogenic System |
| Instrument Type | Vertical |
| Temperature Range | < 1.5 K to 600 K |
| Magnetic Field Options | 6–14 T (including 6-1-1 T hybrid) |
| Helium-3 Insert Temperature Range | 300 mK – 300 K |
| Sample Space Diameter | up to 50 mm (variable by configuration) |
| Temperature Stability | ±50 mK (standard cryostat), ±3 mK @ 350 mK (HelioxVT), ±0.1 K (optical systems) |
| Cooling Time (RT → base T) | <2 hr (<2 K, dry system), ~90 min (to 5 K, optical magnet), <10 min (Microstat LN₂), <150 min (<3 K, dry refrigeration) |
| Refrigeration Method | Cryogen-free (pulse tube or GM), liquid helium (open-cycle), or liquid nitrogen (open-cycle) |
| Software | oi.DECS (open architecture, Python API, multi-instrument control) |
| Compliance | Designed for GLP/GMP-aligned workflows |
| Brand | Hengping |
|---|---|
| Origin | Shanghai, China |
| Model | Low-Temperature Constant-Temperature Bath |
| Temperature Range | Typically –20 °C to +100 °C (configurable) |
| Control Accuracy | ±0.1 °C |
| Display | High-Brightness LED Digital Display |
| Control Algorithm | PID Auto-Tuning |
| Timer Function | 0–999.9 hours |
| Construction | Full 304 Stainless Steel |
| Cooling Method | Air-Cooled Compressor System |
| Circulation Mode | Forced Internal Circulation with External Port Capability |
| Power Supply | 220 V AC, 50 Hz |
| Compliance | Designed for GLP-compliant lab environments |
| Brand | Yarong |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | YRDC-0506 |
| Instrument Type | Vertical |
| Temperature Stability | ±0.02 °C |
| Temperature Setting Resolution | 0.1 °C |
| Operating Temperature Range | −5 to 100 °C |
| Bath Opening Dimensions | 150 × 150 × 150 mm |
| Heating Power | 1100 W |
| Bath Volume | 6 L |
| External Dimensions (W × D × H) | 340 × 340 × 670 mm |
| Net Weight | 33 kg |
| Compatible Circulating Media | Deionized Water or Anhydrous Ethanol |
| [Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | TC600 |
| Price Range | USD 7,000–14,000 |
| Temperature Range | −60 °C to +250 °C |
| Max Flow Rate | 15 L/min |
| Max Pressure | 1.5 bar |
| Heating Power | 3.0 kW |
| Refrigeration Capacity | 3.5 kW @ −20 °C |
| Cooling Method | Water-Cooled (Air-Cooled Optional) |
| Control Algorithm | Multi-Dimensional Adaptive PID |
| System Type | Closed-Loop Oil Circulation] |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | TC900 |
| Price Range | USD 7,000 – 14,000 |
| Temperature Range (Empty Load) | –120 °C to +250 °C |
| Cooling Method | Water-Cooled (Air-Cooled Optional) |
| Max. Flow Rate | 15 L/min |
| Max. Pressure | 1.5 bar |
| Heating Power | 3.0 kW |
| Refrigeration Capacity | 2.0 kW @ –40 °C (at cooling water 20 °C / ambient 25 °C) |
| Dimensions (W×D×H) | 550 × 950 × 1550 mm |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Vertical Cryogenic Thermostat |
| Temperature Range | −100 °C to −60 °C |
| Temperature Stability | ±2 °C |
| Temperature Uniformity | ±2 °C |
| Bath Opening Diameter | Ø210 mm |
| Bath Volume | 5 L |
| External Dimensions | 630 W × 795 D × 790 H mm |
| Net Weight | 125 kg |
| Circulating Medium | Mixed Refrigerant |
| Stirring Power | 50 W |
| Stirring Speed | 100–1000 rpm |
| Cooling Capacity | 110 W at −60 °C / 50 W at −80 °C / 20 W at −100 °C |
| Rated Power | 820 W |
| Protection Features | Delayed Start, Overcurrent & Overtemperature Protection |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Bath Material | 304 Stainless Steel |
| Max. Flask Capacity | ≤2000 mL |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-1010 |
| Price Range | USD 7,000–14,000 |
| Temperature Range | −100 °C to −60 °C |
| Ambient Operating Temperature | 5–25 °C |
| Temperature Stability | ±2 °C |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Reservoir Capacity | 10 L |
| Reservoir Dimensions | Φ250 mm × 250 mm (H) |
| Opening Diameter | Φ210 mm |
| Cooling Capacity | 160 W at −60 °C / 70 W at −80 °C / 40 W at −100 °C |
| Max. Flask Size Supported | 3000 mL |
| Total Power Consumption | 2050 W |
| Housing Material | Cold-rolled steel with electrostatic powder coating |
| External Dimensions (L×W×H) | 780 × 670 × 1085 mm |
| Net Weight | 150 kg |
| Circulation System | 304 stainless steel + polymer-based corrosion-resistant components |
| Low-Temp Operation Limitation | No circulation below −100 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-1020 |
| Price Range | USD 7,000–14,000 |
| Temperature Range | −100 °C to −60 °C |
| Ambient Operating Temperature | 5–25 °C |
| Temperature Stability | ±2 °C |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Bath Volume | 20 L |
| Bath Dimensions (Ø × H) | 300 mm × 300 mm |
| Opening Diameter | 280 mm |
| Cooling Capacity | 600 W at −60 °C |
| Max Flask Capacity | 5000 mL |
| Total Power Consumption | 3234 W |
| Housing Material | Cold-rolled steel with electrostatic epoxy coating |
| External Dimensions (L×W×H) | 1200 × 810 × 1310 mm |
| Net Weight | 154 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-1210 |
| Price Range | USD 7,000–14,000 |
| Temperature Range | −120 °C to −60 °C |
| Ambient Operating Temperature | 5–25 °C |
| Temperature Stability | ±2 °C |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Bath Volume | 10 L |
| Bath Dimensions (Ø × H) | 250 mm × 250 mm |
| Opening Diameter | 210 mm |
| Cooling Capacity | 160 W at −60 °C / 70 W at −80 °C / 40 W at −100 °C / 20 W at −120 °C |
| Max Flask Capacity | 3000 mL |
| Total Power Consumption | 2050 W |
| Housing Material | Cold-rolled steel with electrostatic epoxy coating |
| External Dimensions (L×W×H) | 780 × 670 × 1085 mm |
| Net Weight | 154 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-1220 |
| Price Range | USD 7,000–14,000 |
| Temperature Range | −120 °C to −60 °C |
| Ambient Operating Temperature | 5–25 °C |
| Temperature Stability | ±2 °C |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Bath Volume | 20 L |
| Bath Dimensions (Ø × H) | 300 mm × 300 mm |
| Opening Diameter | 280 mm |
| Cooling Capacity | 600 W at −60 °C, 480 W at −80 °C, 180 W at −100 °C, 40 W at −120 °C |
| Max Flask Capacity | 5000 mL |
| Total Power Consumption | 3234 W |
| Housing Material | Cold-rolled steel with electrostatic epoxy coating |
| External Dimensions (L×W×H) | 1200 mm × 810 mm × 1310 mm |
| Net Weight | 190 kg |
| Circulation System | Stainless steel 304 + polymer-based corrosion-resistant components |
| Low-Temperature Operation Limitation | No active circulation below −100 °C |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Vertical |
| Temperature Stability | ±0.2 °C |
| Operating Temperature Range | −20 °C to 99 °C |
| Bath Opening Diameter | Ø210 mm |
| Heating Power | 1500 W |
| Bath Volume | 5 L |
| External Dimensions (W×D×H) | 385 mm × 560 mm × 735 mm |
| Net Weight | 55 kg |
| Refrigerant | R404A |
| Refrigeration Capacity | 570 W at 10 °C, 470 W at 0 °C, 385 W at −10 °C, 230 W at −20 °C |
| Circulation Pump Flow Rate | 20 L/min |
| Max. Pressure | 0.4 bar |
| Magnetic Stirring Power | 50 W |
| Stirring Speed Range | 100–1000 rpm |
| Input Power Supply | 220 V~, 50 Hz |
| Protection Functions | Dry-run prevention (heating), overtemperature, overcurrent, leakage current, thermal delay, and overheat safeguards |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Bath Material | 304 Stainless Steel |
| Max. Flask Capacity Supported | 2000 mL |
| External Circulation Port | Rc1/2 |
| Key | Brand: The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Vertical |
| Temperature Range | −30 °C to 99 °C |
| Temperature Stability | ±0.5 °C |
| Stirring Function | Built-in Magnetic Stirrer (Dual-Position: Bath & Reaction Vessel) |
| Lid | Adjustable Telescopic Cover |
| Accessories | Universal Mounting Rack for Burettes, Probes, and Sensors |
| Safety | Dry-run Protection (Heating Models Only) |
| Key | Brand: The Great Wall |
|---|---|
| Model | DHJF-3020 |
| Configuration | Vertical Benchtop Unit |
| Temperature Range | −30 °C to 99 °C |
| Temperature Stability | ±0.5 °C |
| Integrated Feature | Built-in Magnetic Stirrer |
| Cooling/Heating Medium | Ethanol/Water or Similar Low-Freezing-Point Fluid |
| Safety Protection | Dry-run Prevention (for heating models) |
| Compliance | Designed for GLP-compliant laboratory environments |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-4020 |
| Price Range | USD 1,400–7,200 |
| Temperature Range | −40 °C to +99 °C |
| Temperature Stability | ±0.5 °C |
| Bath Volume | 20 L |
| Bath Dimensions (Ø × H) | 300 mm × 300 mm |
| Opening Diameter | 280 mm |
| Max Flask Capacity | 5000 mL |
| Heating Power | 1500 W |
| Refrigeration Capacity | 50–2480 W (at −40 °C to +20 °C ambient) |
| Pump Flow Rate | 20 L/min |
| Pump Pressure | 0.4 bar |
| Ambient Operating Temperature | 5–25 °C |
| Power Supply | 220 V, 50 Hz, Single-Phase |
| Total Power Consumption | 2870 W |
| Housing Material | Cold-Rolled Steel with Electrostatic Powder Coating |
| External Dimensions (L×W×H) | 595 × 535 × 1010 mm |
| Net Weight | 95 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Horizontal |
| Temperature Stability | ±0.5 °C |
| Temperature Uniformity | ±0.5 °C |
| Working Distance | 1 m |
| Temperature Range | −40 °C to 99 °C |
| Bath Opening Diameter | Ø400 mm |
| Heating Power | 6 kW |
| Bath Volume | 50 L |
| External Dimensions | 810 W × 1390 D × 1335 H mm |
| Net Weight | 150 kg |
| Refrigerant | R404A |
| Cooling Capacity (kW) | 10.5 @ 10 °C, 9.2 @ 0 °C, 7.2 @ −10 °C, 4.75 @ −20 °C, 2.45 @ −30 °C, 1.5 @ −40 °C |
| Circulation Pump | 280 W, 30 L/min, 1 bar |
| Magnetic Stirring | 50 W, 100–1000 rpm |
| Power Supply | 3-phase 380 V, 50 Hz |
| Protection Features | Dry-run prevention, overcurrent, overtemperature, leakage, pressure, and delayed start |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-8002W Horizontal |
| Instrument Type | Horizontal |
| Temperature Stability | ±2 °C |
| Operating Temperature Range | −80 °C to +10 °C |
| Bath Opening Diameter | Ø140 mm |
| Bath Volume | 2 L |
| External Dimensions | 410 W × 610 D × 495 H mm |
| Net Weight | 68 kg |
| Refrigerants | R404A / R23 |
| Cooling Capacity | 200 W at −40 °C, 120 W at −60 °C, 60 W at −80 °C |
| Magnetic Stirring Power | 50 W |
| Stirring Speed Range | 100–1000 rpm |
| Heating Protection | Dry-run prevention (heating models only) |
| Safety Protections | Delayed start, overcurrent, overtemperature |
| Power Supply | 220 V~, 50 Hz |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-8002W |
| Instrument Type | Horizontal |
| Temperature Uniformity | ±2 °C |
| Operating Temperature Range | −80 °C to +10 °C |
| Bath Opening Diameter | Ø140 mm |
| Bath Volume | 2 L |
| External Dimensions (W×D×H) | 410 mm × 610 mm × 495 mm |
| Net Weight | 68 kg |
| Refrigerants | R404A and R23 |
| Magnetic Stirring Power | 50 W |
| Stirring Speed Range | 100–1000 rpm |
| Cooling Capacity | 200 W at −40 °C, 120 W at −60 °C, 60 W at −80 °C |
| Heating Protection | Dry-run prevention (for heated variants) |
| Safety Protections | Delayed startup, overcurrent, and overtemperature protection |
| Power Supply | 220 V~, 50 Hz |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Bath Material | 304 Stainless Steel |
| Max Flask Capacity Supported | 500 mL |
| Brand | The Great Wall |
|---|---|
| Model | DHJF-8005C |
| Type | Vertical |
| Temperature Range | −80 °C to +99 °C |
| Temperature Stability | ±0.2 °C |
| Display Resolution | 0.01 °C |
| Bath Volume | 5 L |
| Bath Opening Diameter | Ø210 mm |
| Heating Power | 1500 W |
| Cooling Capacity | 860 W at 90 °C, 410 W at 0 °C, 350 W at −40 °C, 260 W at −60 °C, 80 W at −80 °C |
| Refrigerants | R404A / R23 |
| Circulation Pump Power | 100 W |
| Flow Rate | 20 L/min |
| Max. Pressure | 0.4 bar |
| Magnetic Stirring Power | 50 W |
| Stirring Speed | 100–1000 rpm |
| External Dimensions (W×D×H) | 455×585×1025 mm |
| Net Weight | 100 kg |
| Power Supply | 220 V~, 50 Hz |
| Protection | Over-temperature, over-current, leakage, delay-start, thermal cutoff |
| Communication Interface | RS485 (MODBUS RTU) |
| Compliance | JB/T 4088 (heater), ISO/IEC 17025-aligned manufacturing environment |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Vertical |
| Temperature Stability | ±0.5 °C |
| Operating Temperature Range | −80 °C to +99 °C |
| Bath Opening Diameter | Ø280 mm |
| Bath Volume | 20 L |
| External Dimensions | 760 W × 940 D × 1006 H mm |
| Net Weight | 200 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DHJF-8020 |
| Instrument Type | Vertical |
| Temperature Stability | ±0.5 °C |
| Operating Temperature Range | −80 °C to +99 °C |
| Bath Opening Diameter | Ø280 mm |
| Heating Power | 2000 W |
| Bath Capacity | Ø350 mm × 270 mm (depth) |
| External Dimensions | 760 W × 940 D × 1006 H mm |
| Net Weight | 200 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DL20-900 |
| Instrument Type | Vertical |
| Temperature Range | −20 °C to +25 °C |
| Minimum Empty-Tank Temperature | −20 °C |
| Temperature Stability | ±2 °C |
| Temperature Display | Digital (Pt100 Sensor) |
| Refrigerant | R410A |
| Cooling Capacity | 1650 W at 0 °C, 950 W at −10 °C, 500 W at −20 °C |
| Power Consumption | 1275 W |
| Circulating Pump | 100 W, 20 L/min @ 0.4 bar |
| Reservoir Volume | 10 L |
| Reservoir Material | 304 Stainless Steel |
| External Port | Rc 1/2 internal thread |
| Fill Port Diameter | Ø60 mm |
| Dimensions (W×D×H) | 435 × 690 × 720 mm |
| Net Weight | 70 kg |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Safety Protections | Compressor delay start, high-pressure cut-off, thermal overload, overcurrent, leakage current, and real-time liquid level monitoring |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DLSB-5/20C |
| Instrument Type | Vertical |
| Temperature Uniformity | ±2 °C |
| Operating Temperature Range | −20 °C to 25 °C |
| Bath Volume | 5 L |
| Dimensions (W×D×H) | 335 mm × 473 mm × 684 mm |
| Net Weight | 40 kg |
| Display Resolution | 0.1 °C |
| Communication Interface | RS485 with Modbus RTU protocol |
| Compressor Start Delay Protection | Yes |
| Overcurrent Protection | Yes |
| Certified | CE (TÜV certified models) |
| Refrigerant | R404A |
| Max Flow Rate | 22 L/min |
| Max Pressure | 1.1 bar |
| Cooling Capacity | 680 W at 10 °C, 600 W at 0 °C, 520 W at −10 °C, 360 W at −20 °C |
| Sensor Type | Pt100 |
| Protection Features | Delay, overcurrent, overheat, high-pressure, grounding |
| IP Rating | IP20 |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Power Supply | 220 V~, 50 Hz |
| Fluid Connection | 1/2″ BSP ports |
| Tubing Compatibility | Silicone rubber hose (Φ13 mm OD × Φ9 mm ID) |
| Bath Material | AISI 304 stainless steel |
| Test Condition | Ambient temperature 25 °C |
| Brand | The Great Wall |
|---|---|
| Model | HX-2015 |
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Price Range | USD 1,400–7,200 (FOB) |
| Reservoir Volume | 15 L |
| Temperature Stability | ±0.05 °C |
| Operating Temperature Range | −20 to +99 °C |
| Refrigeration Capacity | 370–1200 W |
| Heating Power | 1750 W |
| Circulation Flow Rate | 10 L/min |
| Pump Type | Dual-impeller, self-priming |
| Refrigerant | R404A |
| Power Supply | 220–240 V~, 50 Hz |
| Tank Material | 304 Stainless Steel |
| External Dimensions (W×D×H) | 340 × 480 × 780 mm |
| Opening Dimensions (W×D×H) | 245 × 365 × 168 mm |
| Net Weight | 48 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | HX-2015 |
| Instrument Type | Vertical |
| Temperature Stability | ±0.2 °C |
| Temperature Uniformity | Excellent |
| Setpoint Resolution | 0.1 °C |
| Working Distance | 1 m |
| Maximum Operating Temperature | 99 °C |
| Bath Opening | 180 W × 130 D mm |
| Heating Power | 1600 W |
| Bath Volume | 15 L |
| Net Weight | 48 kg |
| External Dimensions | 350 W × 510 D × 780 H mm |
| Compatible Media | Water, Silicone Oil |
| Refrigerant | R404A |
| Pump Flow Rate | 10 L/min (max) |
| Pump Pressure | 0.2 bar (max) |
| Cooling Range | –20 °C to 99 °C |
| Display | Digital LED |
| Control Method | PID |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 2.1 kW |
| Protection Class | IP20 |
| Pollution Degree | 2 |
| Ambient Operating Temperature | 5–35 °C |
| Ambient Humidity | ≤70 % RH |
| Communication Interface | RS485 |
| Housing Material | Powder-Coated Cold-Rolled Steel |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HX-2015 |
| Price Range | USD 1,400–7,000 |
| Reservoir Volume | 15 L |
| Temperature Stability | ±0.05 °C |
| Operating Temperature Range | −20 to 99 °C |
| Cooling Capacity | 370–1200 W |
| Refrigerant | R404A |
| Flow Rate | 10 L/min |
| Opening Dimensions | 245 W × 365 D × 168 H mm |
| Heating Power | 1750 W |
| External Dimensions | 340 W × 480 D × 780 H mm |
| Weight | 48 kg |
| Power Supply | 220–240 V~, 50 Hz |
| Tank Material | 304 Stainless Steel |
| Compressor Type | Hermetic Air-Cooled (Imported from USA/France) |
| Pump Configuration | Dual-Impeller with Self-Priming Function |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Vertical |
| Temperature Stability | ±2 °C |
| External Dimensions (W×D×H) | 710 mm × 1230 mm × 1380 mm |
| Minimum Operating Temperature | −80 °C |
| System Configuration | Closed-loop Circulation |
| Safety Protections | High-pressure cut-off, leakage current protection, compressor time-delay start, thermal overload protection, overcurrent protection, phase-sequence monitoring |
| Liquid Overfill Protection | Automatic discharge mechanism |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | RJHS-2020 |
| Price Range | USD 1,400 – 7,000 |
| Operating Temperature Range | −10 °C to 20 °C |
| Minimum Achievable Temperature (No Load) | −10 °C |
| Ultimate Vacuum Pressure | 50 mbar |
| Ambient Temperature Limit | ≤25 °C |
| Max. Relative Humidity | ≤60% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Temperature Display | Digital LED |
| Pumping Speed | 25 L/min |
| Total Power Consumption | 545 W |
| Input Current | 2.5 A |
| Dimensions (W×D×H) | 320 × 450 × 570 mm |
| Net Weight | 61 kg |
| Brand | Thermo Fisher Scientific |
|---|---|
| Model | ULT80ZT / ULT80 / ULT95 |
| Temperature Range | –80 °C to +80 °C (ULT80) / –90 °C to +80 °C (ULT95) |
| Temperature Stability | ±0.02 °C (at 25 °C) / ±0.03 °C (at –70 °C) |
| Bath Volume | 15.1 L |
| Control | PID with LCD touchscreen interface |
| Heating Power | 1200 W / 1650 W |
| Refrigeration Capacity | 250 W @ –70 °C / 350 W @ –80 °C |
| Communication Interfaces | USB, RS-232, RS-485, Ethernet, Analog I/O, Multi-function I/O port |
| Safety Certifications | UL, CSA, CE, RoHS, DIN 12876 Class 3 / NFL Level |
| Alarm Functions | High/Low temperature, High/Low liquid level |
| Compressor | Inverter-driven variable-speed |