Model | LX-0250 | LX-0400 | LX-0700 | LX-1000 | LX-1450 | LX-2000 | LX-2600 | |
Temp.Range | -25ºC~30ºC | |||||||
Temp control and display | ASET multi-function controller, optional color touch screen operation and display | |||||||
Temperature control selection | Control the temperature of cooling medium outlet | |||||||
Communication protocol | MODBUS RTU protocol RS485 interface | |||||||
Temperature feedback | The built-in cooling medium PT100 feedback | |||||||
Cooling | 0ºC | 1.5KW | 2.4KW | 4KW | 7.5KW | 10KW | 15KW | 20KW |
capacity | -10ºC | 1KW | 1.5KW | 2.7KW | 6.3KW | 8KW | 12KW | 15KW |
-20ºC | 0.55KW | 0.8KW | 1.5KW | 3.5KW | 5KW | 7.3KW | 10KW | |
Circulating pump flow rate / Pressure | Max 20L/min; 1.5bar | Max 20L/min; 1.5bar | Max 35L/min; 2.5bar | Max 35L/min; 2.5bar | Max 75L/min; 2.5bar | Max 75L/min; 2.5bar | Max 110L/min; 2.5bar | |
Storage tank volume | 15L | 15L | 25L | 25L | 40L | 60L | 80L | |
Compressor | Copeland or Dorin | |||||||
Evaporator | Kaori Plate heat exchanger | |||||||
Operation panel | Touch button, LCD screen display | |||||||
Safety protection | Equipped with overload protection of refrigeration unit, high pressure switch, overload relay, thermel protection device, and other safety protection functions. | |||||||
Refrigerant | R404A | |||||||
Interface connector | DN15 | DN20 | DN20 | DN20 | DN20 | DN20 | DN25 | |
Power supply | Single phase AC220V/50Hz | 3 Phase AC380V/50HZ | ||||||
Total power(Max) | 1.5KW | 2KW | 2.5KW | 3.5KW | 5KW | 6.5KW | 8.5KW | |
Dimension | 400*600* 1150mm | 400*600* 1150mm | 500*680* 1350mm | 500*680*1350mm | 680*700*1650mm | 750*750*1800mm | 850*850*1850mm | |
Shell material | Cold rolled plate spray (optional SUS304 shell) |
Model | LX-4018 | LX-4040 | LX-4062 | LX-4090 | LX-40A1 | LX-40A2 | |
Temp.Range | -45ºC~30ºC | ||||||
Temp control and display | ASET multi-function controller, optional color touch screen operation and display | ||||||
Temperature control selection | Control the temperature of cooling medium outlet | ||||||
Communication protocol | MODBUS RTU protocol RS485 interface | ||||||
Temperature feedback | The built-in cooling medium PT100 feedback | ||||||
Cooling | -10ºC | 1.5KW | 3.2KW | 4.5KW | 6.2KW | 8.3KW | 12KW |
capacity | -20ºC | 1.2KW | 2.7KW | 3.8KW | 5.5KW | 7KW | 10KW |
-40ºC | 0.4KW | 0.8KW | 1.2KW | 1.5KW | 2.1KW | 3KW | |
Circulating pump flow rate / Pressure | Max 20L/min; 1.5bar | Max 20L/min; 1.5bar | Max 35L/min; 2.5bar | Max 35L/min; 2.5bar | Max 75L/min; 2.5bar | Max 75L/min; 2.5bar | |
Storage tank volume | 15L | 15L | 25L | 25L | 40L | 60L | |
Compressor | Copeland or Dorin | ||||||
Evaporator | Kaori Plate heat exchanger | ||||||
Operation panel | Touch button, LCD screen display | ||||||
Safety protection | Equipped with overload protection of refrigeration unit, high pressure switch, overload relay, thermel protection device, and other safety protection functions. | ||||||
Refrigerant | R404A | ||||||
Interface connector | DN15 | DN20 | DN20 | DN20 | DN20 | DN20 | |
Power supply | Single phase AC220V/50Hz | 3 Phase AC380V/50HZ | |||||
Total power(Max) | 1.5KW | 2KW | 2.5KW | 3.5KW | 5KW | 6.5KW | |
Dimension | 400*600* 1250mm | 400*600* 1250mm | 500*680* 1450mm | 500*680*1450mm | 650*700*1650mm | 750*750*1800mm | |
Shell material | Cold rolled plate spray (optional SUS304 shell) |
1. Circulating cooling medium: HTF, industrial alcohol or water-glycol mixture for circulating , conservation of resources.
2. Tight loop piping design, prevent cooling medium pollution, extending the cycle time of the use of cooling medium.
3. Multiple safety protection, more reliable.
4. Imported compressor, cold cascade refrigeration technology.
5. Using cold technology to ensure the stability of low temperatures.
6. It can be set to turn on the compressor and turn off the compressor temperature difference.
7. Ambient temperature detection function to prevent the system operating environment temperature is too high.
8. A variety of fault alarm( over-temperature alarm, sensor alarm, high pressure alarm, compressor overheating alarm, level alarm)
9. A fully enclosed design, low temperature process without water absorbtion, to ensure the purity of the cooling medium, to prevent ice crystals, prelong cooling medium life.
10. High-performance circulating pump, can ensure continuous operation 24 hours a day.
11. Using cold plate heat exchanger to provide heat transfer efficiency.




Nanjing Ningkai Instrument Co., Ltd. is a source factory with 10 years of experience in the equipment manufacturing industry. It specializes in the production of glass (metal) reactors and supporting heating, cooling and temperature control systems, ultrasonic cell disruptors, short-path molecular distillation equipment, rotary evaporators, tubular reactors and other scientific research and pilot-scale equipment. Our products are exported to 58 countries, including Russia, the United States, Denmark, Poland, Israel, South Korea, Japan, Spain, Mexico, India and so on.

Our company actively participates in various world exhibitions. During these exhibitions, we get to know customers from different countries. When they visit our products, our professionals explain these devices to them in detail. The customers show great fondness for our products and have pleasant photo - taking sessions for memory.


Customers visit factory
Here are some photos documenting the scene of our customers visiting our factory. They actively participated in the on-site Q&A sessions and product testing, and we also provided them with detailed on-site introductions. Our customers spoke highly of our products, and pleasant cooperation was reached right on the spot.
1.Price Advantage: We own a modern factory and bypass the distributor link. The cost savings are directly passed on to customers, allowing you to purchase high - quality products at affordable prices, with extremely high cost - effectiveness.
3. Quality and After - sales Guarantee: Relying on our own factory and R & D team, we have established an unbreakable guarantee system. From raw material procurement to finished product delivery, each link follows high standards, and there are dedicated personnel to check. If there are any problems with the products, our R & D team can respond quickly and solve them, leaving you
with no worries.
4.Business Philosophy and Prospect: We adhere to the business philosophy of operating with heart. In the future, we will continue to provide high - quality products and attentive services as always. We look forward to establishing a closer connection with you
and becoming your trusted partner.
Shipping: By sea or by air as you wishes .( TNT , UPS , FedEx , EMS , DHL , SF or other logistics )






At Ningkai Instruments' workshop, a dedicated team works hard to craft top - notch research equipment, quietly driving industry progress. They carefully choose raw materials, test sheet metal multiple times for compliance. Their skilled operation cuts, welds, and assembles. Instruments undergo meticulous debugging with parameter recalibration. With supervisors and inspectors overseeing, products pass comprehensive checks and long - term running tests. Their dedication ensures Ningkai's globally -trusted quality, fueling scientific research advancement.

1.How long is the customization lead - time?
The delivery time is determined according to the complexity of the process. Under the condition of a simple process, delivery is generally made within two weeks.
2.How much is the customized price?
Our customized prices are mainly determined by the cost of raw materials, the complexity of the production process, and the uniqueness of your customization requirements. Since we are a factory at the source, we're open to price negotiations.
3.Do you have any certification certificates?
We have obtained the CE certification.
4.Will you provide operation training after purchase? And what are the training methods?
We offer user manuals and installation videos. Moreover, we can also provide on-site installation and testing services.
5.What's the warranty period of the equipment?
We offer a one-year free warranty.
6.What safety protection devices does the equipment have and what dangerous situations can they prevent?
Multiple safety protections are in place: automatic protection against over - temperature and over - pressure to prevent thermal run away and bursting; timely alarm and shutdown in case of leakage detection; an emergency stop button is provided; and there is also an explosion - proof device to ensure safe operation.