Where is your factory located?

Our factory is located in Zibo, Shandong, China. You are welcome to visit our factory.

How long will it take to ship after order?

It takes 20-30 days to ship one container after the order is confirmed.

Low Noise Portable Blower for Subway Air Pressure Control

Name: Low Noise Portable Blower for Subway Air Pressure Control
Brand: Shandong Hanqi Industrial Co., Ltd.
SKU: 2056847582

Shandong, ChinaShandong Hanqi Industrial Co., Ltd.

US$1,000.00-2,000.00

1 Piece

Sample price:US$2000.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel, CS, Mn-Steel, Customised

Usage

for Experiment, for Air Conditioner, for Manufacture, Ventilating and Air Changing/Air Cooling

Flow Direction

Axial Flow

Pressure

Low/Medium/High Pressure

Certification

RoHS, ISO, CE, CCC

Speed

2900 R/Min

Air Flow

178-266 M3/Min

Total Pressure

400-3155 PA

Pressure Value

2X7.5kw

Voltage

380V

Electrical Current

14.8 a

Efficiency

85%

Types

Uni-Direction and Reversible(Bi-Direction)

Impeller Testing

Dynamic Blancing Adjusting

Surface Treatment

Corrosion Preventive Treatment

Application

Mine, Tunnel, Underground Coal Mine Work.

Design

at Least 20 Years.

Transport Package

Wooden Case

Specification

According to the order

Trademark

HAN QI

Origin

Shandong, China

HS Code

8414599000

Production Capacity

500000pieces/Year

Key features

Low Noise Design: Equipped with optional muffler to reduce noise for high noise requirement occasions.

Bidirectional Control: Switches to rated speed in forward and reverse directions within 30 seconds.

Durable Construction: Shell formed by imported rotary flanging machine; refined inner wall for corrosion resistance.

High Efficiency: 85% efficiency with low noise and long air supply distance for underground ventilation.

Customizable Options: Supports customized speed, air flow, pressure, and color (Red/White/Grey/Yellow/Blue).

Quality Assurance: All blowers run for over 3 hours before delivery to test quality; 100% inspection.

Wide Application: Suitable for mine, tunnel, underground coal mine, subway, and water conservancy projects.

Certified Safety: Products certified with RoHS, ISO, CE, and CCC standards for global compliance.

Company profile

High Repeat Buyers ChoiceCustomization from Samples3D Software DesignProduct Certification

Shandong Hanqi Industrial Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤7.45h

AI-Powered supplier vetting

SummaryShandong Hanqi Industrial Co., Ltd. is identified as a combined industrial company providing design, development, manufacturing, installation, sales, and after-sales services. It reports two production lines, a broad set of manufacturing equipment, inventory capability, written finished-product inspection procedures, and peak- and off-season lead times within 15 working days. The supplier supports extensive customization and ODM services, has introduced new products within the past year, and reports OEM service for well-known brands. However, it reports no supplier-management-system certifications, fewer than five quality-control staff, no valid manufacturing-capacity contract with related subcontractors, no overseas agents, branches, warehouses, or showrooms, and no offline trade-show participation. The provided information does not establish sufficient evidence to assess financial credibility or specific customer cases.

Supplier typeThe supplier is classified as a combined company and describes itself as an industrial enterprise integrating design, development, manufacturing, installation, sales, and after-sales services. It also reports its own factories, a research institute, and strategic cooperation with manufacturers in China.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. This is direct evidence that no such certification is reported in the provided information.

R&D capabilityThe supplier reports two years of total R&D engineer experience, a research institute, new products within the past year, and ODM services. These indicators support active product development, although no SDK is available and the depth of the R&D organization is limited in the provided data.

Production capacityThe supplier operates two production lines and lists laser cutting, shearing, rolling, drilling, shot blasting, painting, punching, and welding equipment. It reports inventory capability, written production-service procedures, and lead times within 15 working days in both peak and off seasons; however, it has no valid contract with related subcontractors for manufacturing capacity.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, and also provides ODM services. The same customization range is reported across both R&D and design-capability records.

Product Q&A

Q:What information should I provide when inquiring?

Please provide Flow rate & Air Volume, Pressure, Purpose, Use environment (Temperature, atmospheric pressure), or other special requirements.

Q:What is the warranty period?

We provide a 12-month warranty after receiving the centrifugal fans. Damaged parts are replaced free of charge during this period.

Q:How do you control product quality?

We have a quality inspection department. All blowers are tested by running for more than 3 hours before delivery. If there are quality issues, we produce a new one.

Q:What are your terms of payment?

Option A: TT 40% as advance payment and TT 60% after inspection before shipping. Option B: 100% Irrevocable L/C at sight.

Q:What products do you produce?

We produce centrifugal fans, tunnel fans, axial fans, jet fans, mining fans, exhaust fans, anti-corrosion blowers, high pressure blowers, and explosion-proof fans.