Detailed Description
Main Features of Low-Temperature Chiller Circulating Pump AKDW-50L/-80
Wide cooling range from -80℃ to room temperature for versatile low-temperature laboratory applications
Large 50L cooling liquid tank enables sustained operation of the Low-Temperature Chiller Circulating Pump
High temperature stability of ±2℃ ensures reliable performance in precision research and production
User-friendly LCD control panel supports flexible and accurate temperature settings
Comprehensive safety system: delay start, phase failure protection, overcurrent, and overheat safeguards
Uses R404 and R23 refrigerants to achieve efficient and eco-conscious low-temperature circulation
304 stainless steel tank ensures durability and chemical resistance in long-term use
Designed specifically as a powerful and reliable Low-Temperature Chiller Circulating Pump for lab cooling
Technical Specifications
Model: AKDW-50L/-80
Cooling Liquid Tank Capacity: 50L
Operating Temperature Range: -80℃ to Room Temperature
Temperature Stability: ±2℃
Ambient Temperature: 5~35℃
Ambient Humidity: ≤70%
Power Supply: Three-phase 380V 50Hz
Control Method: LCD display, arbitrary temperature setting
Safety Protection: Delay, phase failure, overcurrent, overheat
Refrigerant: R404, R23
Tank Material: 304 stainless steel
Compatible Equipment for Low-Temperature Chiller Circulating Pump
Rotary Evaporators – Ensures rapid condensation and recovery through ultra-low temperature coolant flow
Glass and Stainless Steel Reactors – Maintains precise thermal control for endothermic and exothermic reactions
Vacuum Freeze Dryers – Supplies stable cold circulation essential for sublimation in pharmaceutical and biotech drying
Reflux Condensation Systems – Delivers consistent low temperature for controlled reflux and purification setups
Viscosity Testing Instruments – Enhances data accuracy by maintaining low, stable fluid temperatures during analysis
Designed for Demanding Low-Temperature Circulation Tasks
The AKDW-50L/-80 Low-Temperature Chiller Circulating Pump is engineered to provide long-term stability, accuracy, and durability in ultra-low temperature environments. It offers outstanding performance for laboratories requiring a dependable Low-Temperature Chiller Circulating Pump that combines advanced safety features, efficient refrigeration, and high-capacity circulation. Whether for chemical synthesis, sample preservation, or industrial simulation, it meets your cooling needs with precision and control.
Watch Product Demonstrations
Explore real-world performance and applications in our product demo videos. Visit our video library for more insights and demonstrations.
Discover More Models in Our Low-Temperature Chiller Circulating Pump Series
Explore our full selection of Low-Temperature Chiller Circulating Pumps on the product category page.
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 | AKDW-50L/-80 |
Cooling Liquid Tank Capacity (L) | 50 |
Operating Temperature Range (℃) | -80~Room Temperature |
Temperature Stability (℃) | ±2 |
Ambient Temperature (℃) | 5~35 |
Ambient Humidity | ≤70% |
Power Supply | Three-phase 380V 50Hz |
Control Method | LCD Display, Set Temperature Range Arbitrarily |
Safety Protection | Delay, Phase, Overcurrent, Overheat |
Refrigerant | R404,R23 |
Tank Material | 304 Stainless Steel |
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Application Scenarios
1. Chemical Synthesis and Reaction Control
In chemical laboratories and pilot plants, precise temperature control is critical for exothermic and endothermic reactions. The Low-Temperature Chiller Circulating Pump ensures stable -80℃ cooling, protecting sensitive reactions and maintaining consistent yields in batch or continuous synthesis processes.
2. Rotary Evaporation and Solvent Recovery
When paired with rotary evaporators, this chiller enables efficient vapor condensation at ultra-low temperatures, enhancing solvent recovery rates and shortening evaporation time—ideal for organic chemistry labs and extraction facilities.
3. Pharmaceutical and Biotech Cooling Applications
In drug formulation, protein crystallization, or enzyme activity studies, temperature precision is essential. The AKDW-50L/-80 provides accurate and reliable thermal conditions, making it suitable for biologics research, vaccine production, and temperature-sensitive compound preservation.
4. Vacuum Freeze Drying (Lyophilization)
This chiller circulator supports the deep-cooling needs of vacuum freeze dryers. It ensures the condenser surface remains below critical temperatures during sublimation, making it essential for pharmaceutical, food, and material science drying applications.
5. Semiconductor and Electronics Testing
For component stress testing or process cooling in microelectronics and semiconductor manufacturing, stable low-temperature circulation is crucial. The unit ensures consistent cooling of testing chambers, lasers, and etching systems.
6. Low-Temperature Viscosity and Rheology Studies
In rheometers and viscometers, precise thermal control is required to analyze fluid behavior. The Low-Temperature Chiller Circulating Pump supports constant coolant flow, ensuring reproducible conditions for petrochemical, polymer, or lubricant testing.
7. Glass Reactor Cooling and Temperature Regulation
Glass reactors used in synthesis or crystallization demand tight thermal control. This chiller delivers reliable -80℃ cooling, supporting processes like recrystallization, polymerization, or fermentation at scale.
8. Material Testing and Thermal Simulation
In materials science, simulating environmental conditions at sub-zero temperatures is often required. This pump enables long-duration, stable cooling during thermal shock, aging, and durability tests.
9. Laser and Optical Instrument Cooling
The unit can be used to maintain the temperature of sensitive laser heads or high-power optics where thermal stability affects beam quality, ensuring extended equipment life and precision.
10. Analytical Instrumentation Support
Chillers are often used to control the temperature of mass spectrometers, chromatographs, or calorimeters. The AKDW-50L/-80 provides dependable performance for these temperature-sensitive tools.

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Stainless Steel Solvent Tank – Low Temperature Resistant, Anti-Corrosion, Anti-Rust
This durable stainless steel solvent tank is designed to withstand low temperatures, resist corrosion, and prevent rust, making it ideal for use in harsh chemical environments. Perfect for long-term solvent storage and laboratory applications.
Four-Ring Surround Cooling Vents for Optimal Compressor Protection
Featuring four-ring surround cooling vents, this design effectively protects the compressor, ensuring optimal performance and longevity during operation.


Stainless Steel Solvent Tank with Mounting Rod – For Secure Placement of Titrators and Sensors
Equipped with a mounting rod, this stainless steel solvent tank provides convenient and secure placement for titrators, sensors, and other accessories. Its design ensures stable support and easy access to your essential equipment.
Enclosed Magnetic Stir Bar for Stable Mixing
This fully enclosed magnetic stir bar ensures consistent stirring stability, providing reliable performance for precise mixing in various applications.
