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: ≤3.66h

AI-Powered supplier vetting

SummaryThe supplier operates in gas-related technical services, gas separation and purification equipment, machinery, installation, and import/export activities. It reports structured service procedures, complaint handling, corrective and preventive action records, technical support, and more than ten years of gas design and R&D experience. Its capabilities include customization, ODM, OEM for known brands, and SDK availability. Reported production includes 300 nitrogen generators, 350 oxygen generators, and 150 liquid nitrogen generators annually, with a one-month off-peak lead time and 11–20 quality-control staff. ISO 9001:2015 certification is stated. Financial records are identified for 2021–2023, but no financial performance details are provided. The supplier lacks overseas showrooms, overseas agents or branches, and offline trade-show experience. Customer-specific cases are not disclosed.

CertificationsThe supplier states that it holds an ISO 9001:2015 certificate through its sustainable development management system certification information. This is explicit certification evidence, although the scope and validity details are not provided.

After-Sales capabilityThe supplier reports written procedures and followed records for service capability, corrective and preventive actions, and customer complaint handling. It also describes pre-sale, sales, and after-sales technical support including design, drawings, scheduling, installation guidance, and training; however, it has no overseas agents, branches, or showrooms and reports overseas service coverage in zero countries.

R&D capabilityThe supplier reports more than ten years of gas design and R&D experience, three years of total R&D engineer experience, new products during the past year, ODM services, and an available SDK. These statements support active development capability, although the limited R&D staffing information prevents a fuller assessment of depth.

Production capacityReported annual output is 300 nitrogen generators, 350 oxygen generators, and 150 liquid nitrogen generators, with standardized finished-product inspection instructions and a one-month off-peak lead time. The supplier also reports 11–20 quality-control staff and export activity, providing explicit evidence of operating production capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM capability, directly supporting broad customization and design-service coverage.