How long is the lead time for production?

Lead time is one month during peak season and one month during off-season.

Does the product come with a warranty or training?

Yes, we provide training for operators and maintenance personnel, including on-site secondary training.

What is the working principle of the equipment?

It uses pressure swing adsorption with carbon molecular sieves to separate nitrogen from air, followed by refrigeration to produce liquid nitrogen.

Small High Purity 99.999% Liquid Nitrogen Plant

Name: Small High Purity 99.999% Liquid Nitrogen Plant
Brand: LDH GAS SYSTEMS COMPANY LIMITED
SKU: 2123674172

Beijing, ChinaLDH GAS SYSTEMS COMPANY LIMITED

US$2,000.00-100,000.00

1 Piece

Product profile

Customization

Available

Application Fields

Chemical, Electronic, Food, Medical, New Energy, Petroleum, Pharmaceutical

Certification

CE, ISO, RoHS

Model NO.

LPLN-45

Condition

New

Noise Level

Low

Parts

Gas Tank

Purpose

Gas Manufacturing

Type

Air-Cooled

Cooling Water

Industrial Water

System Type

Open System

Fans Species

Single-Speed Fan

Purity

99-99.999%

Machine Size

Small

Transport Package

Wooden

Specification

1900*1800*2100

Trademark

LDH

Origin

Beijing China

HS Code

841960

Production Capacity

200

Key features

High Purity Output: Produces liquid nitrogen with purity up to 99.999% using pressure swing adsorption.

Wide Application Scope: Suitable for chemical, electronic, food, medical, new energy, petroleum, and pharmaceutical industries.

Comprehensive Certification: Certified with CE, ISO, and RoHS standards for safety and quality assurance.

Flexible Customization: Offers full customization, minor customization, and flexible options based on samples or designs.

Low Noise Operation: Designed with low noise levels, ranging from under 50dB to 78dB depending on the model.

Advanced Control System: Features automatic control via PLC program for alternating tower absorption and regeneration.

Comprehensive Training Support: Includes operator training, maintenance guidance, and on-site secondary training for staff.

Multiple Capacity Options: Available in various models ranging from 0.3L/H to 50L/H to meet different production needs.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

LDH GAS SYSTEMS COMPANY LIMITED

Beijing, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.79h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company whose scope includes gas, gas separation and purification equipment, machinery, installation, technical services, and import/export activities. It reports more than ten years of gas design and R&D experience, broad customization and ODM/OEM capabilities, available SDK support, and documented procedures for supplier service assessment, corrective actions, and customer complaints. Production information states annual outputs of 300 nitrogen generator sets, 350 oxygen generator sets, and 150 liquid nitrogen generator sets, with finished-product inspection instructions followed uniformly. ISO 9001:2015 certification is reported. Financial records are indicated for 2021–2023, but no financial results are provided. Overseas support appears limited because no overseas showroom, agent, branch, or offline trade-show participation is reported. No specific customer cases are disclosed.

CertificationsThe supplier reports holding an ISO 9001:2015 certificate and also reports uniformly followed instructions for finished-product inspection. The available evidence supports quality-management certification, although no other certifications are identified.

After-Sales capabilityThe supplier reports clear procedures and followed records for handling customer complaints, corrective and preventive actions, and service-capability assessment. It also states that its technical team provides pre-sale, sales, and after-sales technical support, including installation guidance and training; however, it reports no overseas agents, branches, showroom, or overseas-service countries.

R&D capabilityThe supplier reports more than ten years of gas design and R&D experience, a professional technical team, new products during the past year, ODM services, OEM services for well-known brands, and an available SDK. These statements provide explicit evidence of established product-development and technical-support capability.

Production capacityReported annual production output is 300 nitrogen generator sets, 350 oxygen generator sets, and 150 liquid nitrogen generator sets. The supplier also reports a one-month off-peak lead time, finished-product inspection instructions that are uniformly followed, and 11–20 quality-control staff, supporting a documented production and quality-control operation.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM availability, providing direct evidence of broad customization and original-design support.