Detailed Description
Key Features
Wide temperature range (-40°C to 200°C) suitable for diverse applications
±1°C stability ensures reliable results in sensitive thermal processes
Integrated heating (5 kW) and cooling (1.47 kW) functions in one compact circulator
Air-cooled rotary compressor system with R404a refrigerant
Strong circulating pump: 370W power, 42 L/min flow, and 22 bar pressure
SUS304 stainless steel tank, piping, and valves for corrosion resistance
Digital control panel for easy operation and precise adjustments
The High and Low Temperature Integrated Circulator is perfect for distillation, synthesis, and reactor temperature control
Technical Specifications
Model: AKGD-20L/-40+200
Temperature Range: -40°C to 200°C
Temperature Stability: ±1°C
Ambient Temperature: 5°C–35°C
Humidity Tolerance: ≤60%
Power Supply: 1PH / 220V / 50Hz
Total Power Consumption: 6.84 kW / 31.1 A
Heating Power: 5 kW
Cooling Power: 1.47 kW
Cooling Type: Air-cooled
Compressor Type: Fully Enclosed Rotary
Compressor Model: MGu325Fxsf050x2 (2 HP)
Refrigerant: R404a
Cooling Capacity:
• 200°C: 4.62 kW
• 30°C: 4.3 kW
• 10°C: 3.16 kW
• -5°C: 2.62 kW
• -10°C: 2.23 kW
• -30°C: 0.65 kW
• -40°C: 0.37 kW
Circulating Pump: 370W / 42 L/min / 22 bar
Circulation Interface: DN15
Circulation Medium: Silicone oil (<50cs)
Liquid Tank Volume: 15 L
Tank/Piping Material: SUS304 Stainless Steel
Compatible Equipment
Rotary Evaporator – Achieve precise thermal control during solvent removal with the High and Low Temperature Integrated Circulator
Double Glass Reactor – Maintain stable reaction conditions with integrated heating and cooling
Vacuum Freeze Dryer – Supports low-temperature requirements with stable chilling performance
High-Pressure Reactor – Ideal for processes needing dynamic thermal transitions
Thermostatic Bath – Enhances flexibility in customized setups when connected to the High and Low Temperature Integrated Circulator
Why Choose This High and Low Temperature Integrated Circulator
The AKGD-20L/-40+200 is a powerful High and Low Temperature Integrated Circulator tailored for laboratories and production settings requiring both heating and cooling in one device. Its wide temperature span, reliable circulation, and durable SUS304 stainless steel construction ensure long-term operational excellence. Whether you’re conducting chemical synthesis, material testing, or thermal simulations, this High and Low Temperature Integrated Circulator is a dependable partner.
Watch Product Demonstrations
Explore real-world performance and applications in our product demo videos. Visit our video library for more insights and demonstrations.
Explore More Models
Explore more models in our High and Low Temperature Integrated Circulator category for expanded thermal control capabilities.
Shipping Information
We provide worldwide shipping for all laboratory equipment. Every order is carefully packaged to ensure safe delivery. If the item is in stock, it will be shipped within 3–7 business days after payment confirmation. For out-of-stock items, we will inform you of the estimated shipping time based on the specific product.
Shipping Methods: DHL, FedEx, UPS, or sea freight (depending on order size and destination)
Estimated Delivery Time:
Asia: 5–10 business days
Europe & North America: 7–12 business days
South America & Africa: 10–15 business days
Sea freight: subject to actual transit time
Tracking: A tracking number will be provided via email once the shipment has been dispatched.
Customs & Duties: Buyers are responsible for any import taxes or customs duties required by their country or region.
For bulk orders, custom packaging, or special shipping arrangements, please contact our team for personalized assistance at lab@equilrxnlab.com.
Product specifications
Parameter | Specifications |
---|---|
Model | AKGD-20L/-40+200 |
Temperature Stability (℃) | ±1 |
Operating Temperature Range (℃) | -40~200 |
Ambient Temperature (℃) | 5~35 |
Best Ambient Humidity | ≤60% |
Power Supply | 1PH/220V/50HZ |
Total Power (kW/A) | 6.84/31.1 |
Cooling Power (kW) | 1.47 |
Heating Power (kW) | 5 |
Cooling Method | Air-cooled |
Compressor Model | MGu325Fxsf050x2 |
Compressor Power (HP) | 2 |
Refrigerant | R404a |
Type | Fully Enclosed Rotary Compressor |
Cooling Capacity (kW) @ 200℃ | 4.62KW |
Cooling Capacity (kW) @ 30℃ | 4.3KW |
Cooling Capacity (kW) @ 10℃ | 3.16KW |
Cooling Capacity (kW) @ -5℃ | 2.62KW |
Cooling Capacity (kW) @ -10℃ | 2.23KW |
Cooling Capacity (kW) @ -30℃ | 0.65KW |
Cooling Capacity (kW) @ -40℃ | 0.37KW |
Circulating Pump Power (W) | 370W |
Circulating Pump Flow Rate (L/min) | 42 |
Circulating Pump Pressure (bar) | 22 |
External Circulation Interface Size | DN15 |
Heat Transfer Fluid Tank Material | SUS304 |
Heat transfer fluid piping and valve materials | SUS304 |
Circulating Medium | Silicone oil below 50cs |
Internal Liquid Capacity (L) | 15 |
introduce
Application Scenarios
Chemical Synthesis and Reaction Control
The High and Low Temperature Integrated Circulator is ideal for maintaining precise thermal conditions in chemical reactions. It is commonly used with jacketed glass reactors or high-pressure reactors to ensure that exothermic or endothermic reactions remain stable across a wide range of temperatures, from -40°C to 200°C.Pharmaceutical Process Development
In pharmaceutical R&D, temperature control is essential for crystallization, compound isolation, and purification. This integrated circulator ensures consistent heating and cooling, enabling researchers to maintain critical process parameters and achieve reproducible results.Pilot Plant and Scale-Up Testing
For pilot-scale processes, such as in biotech or chemical pilot plants, the circulator offers robust performance in both heating and chilling, helping scale-up thermal profiles from lab to semi-industrial levels with high stability and reliability.Distillation and Solvent Recovery
When paired with rotary evaporators, the High and Low Temperature Integrated Circulator provides rapid heating and efficient cooling, optimizing distillation efficiency while protecting heat-sensitive compounds.Material Testing and Thermal Simulation
Engineers use this circulator for thermal cycling of polymers, metals, and composites. It simulates extreme temperatures to test material performance, durability, or expansion under controlled heating and cooling cycles.Battery and Electronics Testing
Battery researchers and electronics developers utilize the circulator for thermal management in battery aging tests, thermal runaway studies, and performance assessments under fluctuating temperatures.Vacuum Freeze Drying Pre-Treatment
Before vacuum freeze drying, certain materials require controlled pre-cooling. The High and Low Temperature Integrated Circulator offers accurate low-temperature control to enhance drying efficiency and preserve sample integrity.Food, Cosmetics, and Essential Oil Processing
In processing natural extracts, flavor compounds, or cosmetic formulations, this circulator supports precise temperature adjustment, which is essential for maintaining product stability, aroma, and active ingredient integrity.Bioreactors and Fermentation Control
Temperature is a key factor in microbial activity and enzyme function. This circulator ensures constant temperature in jacketed fermenters or bioreactors, promoting optimal fermentation yields and biological productivity.Environmental Simulation and Climate Testing
This unit can simulate real-world environmental temperatures, useful in product testing labs that assess the durability and performance of products under extreme thermal stress conditions.

peculiarity


Eco Cooling: Copeland & Taikang
The refrigeration system uses an American Copeland compressor and a French Taikang high-temperature resistant circulation pump, offering stable performance. It adopts eco-friendly, CFC-free refrigerants, compliant with both EU and national standards.
Safety-Certified Electrical Components
This equipment uses well-known brand electrical components that meet safety standards and can be equipped with explosion-proof distribution boxes.


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