Where is your factory? Can I visit?

Our factory is located in Zibo, Shandong. We welcome you to visit our factory.

How long will it take to ship after order?

20 to 30 days for one container.

Is the product customizable?

Yes, various types can be customized.

Advanced Frequency Conversion Control Cabinet for Tunnel Fans

Name: Advanced Frequency Conversion Control Cabinet for Tunnel Fans
Brand: Shandong Hanqi Industrial Co., Ltd.
SKU: 2091220875

Shandong, ChinaShandong Hanqi Industrial Co., Ltd.

US$200.00-600.00

1 Piece

Product profile

Customization

Available

Material

Iron,Stainless Steel,FRP,Plastic,PP PVC,Titanium..

Usage

for Manufacture

Model NO.

SDF

Flow Direction

Centrifugal

Pressure

High Pressure

Certification

ISO, CE, CCC, BV

Power

2-30 Kw

Speed

2900 R/Min

Air Flow

970-6500 M3/H

Total Pressure

3300-8500 PA

Driven Type

Direct Driven

Running Mode

Uni-Directional

Color

Red/White/Grey/Yellow/Blue/Customized

Transport Package

Wooden Case

Specification

According to the order

Trademark

HANQI

Origin

Shandong, China

HS Code

8414599000

Production Capacity

20000pieces/Year

Key features

Customizable Color Options: Available in Red, White, Grey, Yellow, Blue, or fully customized colors.

Comprehensive Warranty Coverage: 12-month warranty with free replacement of damaged parts.

Rigorous Quality Testing: All blowers undergo over 3 hours of running test before delivery.

Fast Response Time: Bidirectional fans switch directions within 30 seconds.

Low Noise Design: Optional mufflers available to reduce noise for high-requirement occasions.

Durable Construction: Shell formed by imported rotary flanging machine for reliability.

Direct Drive System: Ensures small maintenance workload and high efficiency.

Wide Application Scope: Suitable for tunnels, mining, metallurgy, and chemical industries.

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: ≤9.49h

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?

Flow rate, Air Volume, Pressure, Purpose, Use environment (Temperature, atmospheric pressure), or other specials.

Q:What is your warranty?

12 months after receiving the centrifugal fans. During the warranty period, replace damaged parts for free. After warranty, provide timely technical services and price concessions for spare parts.

Q:How does your factory control product quality?

We have a quality inspection department. All blowers run for more than 3 hours before delivery to test quality. If there is a problem, we produce a new one.

Q:What are your terms of payment?

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

Q:What products do you produce?

Centrifugal fan, tunnel fan, axial fan, jet fan, mining fan, exhaust fan, anti-corrosion blower, high pressure blower, explosion proof fan, etc.