20L Recirculating Water Chiller with -30°C to RT Range for Lab Equipment Integration
Enabling targeted heat exchange between water and refrigerant in a closed-loop system, this recirculating water chiller offers reliable cooling support for laboratory processes and specialized instrument pairing.
- modelDLSB-20
- brandLABEKS
- min. order1 pcs
- packageplywood case package
description
Utilizing compression refrigeration technology, this low-temperature liquid circulation equipment enables direct cooling of tubes, reaction flasks, and other components to facilitate low-temperature chemical reactions, as well as the cold storage of chemical and biological products. In addition, it can be seamlessly integrated with Rotary Evaporators, Vacuum Freeze-Drying Boxes, and Multipurpose Circulating Water Vacuum Pumps.
features
1. Equipped with a reliable imported air-cooled hermetic compressor for consistent, long-lasting performance.
2. Features a digital temperature display and microcomputer-based control system for intuitive, straightforward operation.
3. Delivers exceptional cooling capacity and rapid cooling rates, significantly boosting workflow efficiency.
4. Incorporates high-quality, refrigeration-specific relays, protectors, capacitors, and other critical components for guaranteed operational reliability.
5. Effectively safeguards various precision equipment and instruments even under challenging operating conditions, including water scarcity, substandard water quality, unstable water pressure, and high ambient temperatures.
6. The integrated circulating pump offers adjustable flow rates, with customization options available to accommodate the unique requirements of diverse users.
specifications
Model | DLSB-20/30 | DLSB-20/40 | DLSB-20/80 | DLSB-20/120 | |
|---|---|---|---|---|---|
Temperaturerange | -30°C to RT | -40°C to RT | -80°C to RT | -120°C to RT | |
Room Temperature | 5-35°C | ||||
Room humidity | ≤70% ventilation | ||||
Power supply | 220V 50HZ 1phase | ||||
Safetyprotection | Delay,overcurrent, overheating | ||||
Screen display | LCD screen, keyoperation | ||||
Temperatureaccuracy | ±0.1°C | ||||
Temperaturesensor | PT100 | ||||
Total power | 1332W | 2434W | 4691W | 6973W | |
Compressor | Compressor type | 1.5P | 3P | 3P | 3P |
Compressorquantity | 1 | 1 | 2 | 3 | |
Compressor power | 1103W | 2205W | 4410W | 6615W | |
Cooling capacity | 3486W | 6972W | 13944W | 20916W | |
Circulating pump | Power | 100W | |||
Flow | 20-40L/min | ||||
Lifting head | 4-6M | ||||
Pressure | ≤0.4MPa | ||||
Air-cooledcondenser | Power | 129W | 181W | 258W | |
Heat exchangearea | 11㎡ | 15.2m² | 22m² | ||
Air volume | 2290m³/h | 3050m³/h | 4580m³/h | ||
Refrigerant | R22 | ||||
Condensing coil | Φ12 Copper tubenickel plated | ||||
Material | Cold plate sprayanticorrosion | ||||
Tank size | Φ300x300H (mm)about 21L | ||||
Outer loopinterface | Φ16mm | ||||
Dimension | 590x670x(975+500)mm | / | / | ||
Weight | 83KG | 96KG | / | / | |
Package size | 725x590x1120mm(woodenbox0.48m³) | 720x590x1140mm(woodenbox0.49m³) | 1060x840x1100mm(woodenbox1.03m³) | 1060x850x1370mm(woodenbox1.24m³) | |
Package weight | 110KG | 133KG | 190KG | / | |
why choose us
Premium Quality with CE & ISO
We conduct 100% performance testing on every unit, ensuring its stable operation and superior performance in your application.
24/7 Expert Technical Support
Our senior engineers are on standby 24/7, ready to provide expert solutions at any time to minimize your operational downtime.
20+ Years R&D & Production
Our deep technical expertise is your solid guarantee for professional and reliable OEM/ODM services.
Trusted in 80+ Countries
Industry leaders and research institutions in over 80 countries and regions rely on our equipment for stable operation.
True Manufacturer, Factory-Direct Price
Bypass the middlemen to get our factory pricing and speak directly with our core engineers.
Rapid & Reliable Delivery
Our extensive in-stock inventory provides a solid guarantee for rapid and reliable global delivery.

Our Factory
20 Years
58 Experts
20000 m²
7X24 Hours








