High Purity 99.99% Liquid Nitrogen Generator for Sale
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Product Highlights
- High Purity Output: Delivers liquid nitrogen with purity ranging from 99% to 99.999%.
- Wide Capacity Range: Offers liquid nitrogen capacity from 3L/h to 50L/h to meet diverse requirements.
- Low Maintenance Cost: Features durable design with high reliability, no maintenance needs, and long life.
- Compact and Efficient: Small floor space design with automatic operation and one-key start capability.
- Continuous Operation: Designed to work 24 hours per day for uninterrupted performance.
- Diverse Applications: Suitable for hospitals, laboratories, farms, food processing, and beverage industries.
- Certified Quality: Manufactured with CE, ISO, and ISO1400/18001 certifications ensuring global standards.
Product Attributes
- Customization
- Available
- Certification
- CE, ISO, ISO1400/18001
- Condition
- New
- Model NO.
- LN
- Parts
- Filters
- Usage
- Nitrogen, Liquid Nitrogen
- Purity
- 99%-99.999%
- Application
- Hospital/Laboratory/Farm
- Type
- Skid Mounted
- Advantage
- Low Maintance Cost
- Pressure
- 0.1MPa
- Technology
- Psa
- Machine Size
- Small
- Transport Package
- Pre-Packing
- Specification
- 3-50L/h
- Trademark
- Chenrui
- Origin
- China
- HS Code
- 8419609090
- Production Capacity
- 3L/H to 50L/H
- Package Size
- 400.00cm * 300.00cm * 270.00cm
- Package Gross Weight
- 3000.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High Purity 99.99% Liquid Nitrogen Generator for Sale
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Product Description
CHENRUI High Purity 99.99% Liquid Nitrogen Generator for Sale

Liquid nitrogen generator working principle
Mixed-refrigerant Joule-Thomson (MRJT) refrigerator at low temperature ranges driven by single compressor with precooling is applied to liquefy nitrogen (-180ºC) for Nitrogen Liquefier from TIPC, CAS. MRJT, a Joule-Thomson cycle based on reoccupation and multicomponent mixed-refrigerants through optimizing various refrigerants with different boiling points with a good match along with their respective efficient refrigeration temperature ranges, is an efficient refrigerator for the temperature range from -40 to -196ºC. The feature of this product is as following: the available mature commercial compressors and heat exchanges, high liquefaction efficiency, high reliability, no maintenance and long life.

| No. | Model | Liquid nitrogen capacity (L/h) | Nitrogen gas capacity (Nm3/h) |
Purity | Inlet nitrogen gas pressure | |
| 1 | LN80-A | 3 | 4 |
99.9% or
as user's requirement
|
0.8Mpa | |
| 2 | LN120-A | 5 | 6 | 0.8Mpa | ||
| 3 | LN240-W | 10 | 12 | 1.0Mpa | ||
| 4 | LN500-W | 20 | 30 | 1.0Mpa | ||
| 5 | LN720-W | 30 | 40 | 1.6Mpa | ||
| 6 | LN1000-W | 40 | 50 | 1.0Mpa | ||
| 7 | LN1200-W | 50 | 60 | 1.6Mpa |
-Capacity from 3L/h to 50L/h. Meet all your requirements.
-Low power consumption.
-Automatic operate. One key start.
-Small floor space.
-Durable. Can work 24 hours per day.
-One station of liqiuid nitrogen generator manufacture. (we supply liquid nitrogen generator,vacuum tube and liquid nitrogen dewar.)

Fish boat,hotel and food processing plant: food quick-freezing,Beverage processing
Hospital and beauty salon: Liquid nitrogen refrigerating apparatus,Vaccine preservation
Laboratory: transducer calibration,Specimen preservation
Farm: Embryo freezing instrument,freezing spermatozoon,etc.



PSA nitrogen generator PSA oxygen generator VPSA oxygen generator






1. Are you manufacturer or trade company?
Hangzhou Chenrui is a professional manufacturer in oxygen generator, nitrogen generator, liquid nitrogen generator and air separator plant field for more than 20 years.
2. What about production time?
Liquid nitrogen generator production time is 90 days.
3. What about quality?
We have export to more than 30 countries with good reputation around our customers, quality is the first for our factory.
4. What about order process?
a. Inquiry---provide us all clear requirements.
b. Quotation---official quotation form with all clear specifications.
c. Contract confirmation---provide correct contract details.
d. Payment terms
e. Production
f. Shipping
g. Installation and commissioning
5.Terms of payment?
We have flexible and active payment terms.
6.How to get a promot quotation of oxygen generator?
When you send an inquiry to us, pls kindly send below technical information:
1) Liquid nitrogen generator capacity : _____L/hr
2) Liquid nitrogen purity: _____%
3) Voltages and Frequency : ______V/PH/HZ
5) Application:
6) Project Location:
7. Could we as your agent?
Yes, of course. We are looking for sole agent in some Country who have the willing to cooperate with us for long business term.
If you have any question, please feel free to contact with us.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI2231873". Items marked "" are certified.
Company Profile
Hangzhou Chenrui Air Separator Installation Manufacture Co., Ltd located in Fuyang, Hangzhou city., it's one of the first class intelligent, low energy consumption and high-efficiency air separator equipment manufacture in China. We focus on providing the most advanced, reasonable and energy-saving air separation equipment in the industrial field.
As the market's demand, Chenrui determined to be pioneering and innovative and to make progress. Fully implements QES management system. Achieved National Industrial Product Production License, State-level High-tech Enterprises Certification, 3 invention patents, 33 utility model patents ans so on.
Continuous technological innovation and upgrading, brings the value for industry and society, make the air separator equipment more individual, intelligent and high-speed.
Advanced production technology will surely achieve extraordinary products. Chenrui pioneered vacuum dust removal molecular sieve filling system, large shot blasting machine, automated welding process, efficient production process and excellent production environment let CHENRUI brand become benchmark of air separation equipment manufacturing industry.
In the era of information and globalization, Chenrui always insists to build long-term cooperation with design institutes and research institutes. According to actual demand, introduced all kinds of high-tech equipment and production technology.
As a supplier of air separator equipment system, we have 6 main products:
PSA oxygen generator
PSA nitrogen generator
VPSA oxygen generator
Cryogenic air separator plant
Small liquid nitrogen generator
Membrane Nitrogen Generator
Our generators are popular used in petrochemical industry, the electronics industry, textile industry, pharmaceutical industry, food and beverage industry, medical cosmetology industry, animal husbandry and so on.
We sincerely hope to promote, by joint our efforts, both trade and friendship to our mutual advantage.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 18 Chunjian Industry Park, Chunjian Town, Fuyang City, Hangzhou, Zhejiang, China
-
Plant Area
- 6000 square meters
-
Number of Employees
- 60
-
Registered Capital
- 50,000,000 RMB
-
Terms of Payment
- T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Ningbo Port, Shanghai Port
Our Production Capability & Technical Expertise
- Main Products
- Psa Nitrogen Generator, Psa Oxygen Generator, Vpsa Oxygen Generator, Liquid Nitrogen Generator, Membrane Nitrogen Generator, Cryogenic Air Separator Plant
-
Production Machines
- Air Compressor Facility, Shot Blasting Facility
-
R&D Engineers
- 4 people
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2010-08-10
- Export Year
- 2015-05-29
-
Main Markets
- South America, Southeast Asia/ Mideast, Africa
-
Number of Foreign Trading Staff
- 12
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE
FAQ
- Are you a manufacturer or a trade company?
- Hangzhou Chenrui is a professional manufacturer in oxygen generator, nitrogen generator, liquid nitrogen generator and air separator plant field for more than 20 years.
- What is the production time?
- Liquid nitrogen generator production time is 90 days.
- How do you ensure quality?
- We have export to more than 30 countries with good reputation around our customers, quality is the first for our factory.
- What is the order process?
- a. Inquiry---provide us all clear requirements. b. Quotation---official quotation form with all clear specifications. c. Contract confirmation---provide correct contract details. d. Payment terms e. Production f. Shipping g. Installation and commissioning
- What are the payment terms?
- We have flexible and active payment terms.
- How to get a promotional quotation of oxygen generator?
- When you send an inquiry to us, pls kindly send below technical information: 1) Liquid nitrogen generator capacity : _____L/hr 2) Liquid nitrogen purity: _____% 3) Voltages and Frequency : ______V/PH/HZ 5) Application: 6) Project Location:
- Can we be your agent?
- Yes, of course. We are looking for sole agent in some Country who have the willing to cooperate with us for long business term. Thank you!
Send your message to this supplier
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