Don't fall for the trap with industrial fans.

HVLS Buying Guide

Industrial ceiling fans are the core ventilation and cooling equipment for factories and warehouse centers. When selecting such fans, it’s crucial to focus on four key aspects: technology, safety, energy efficiency, and after-sales service. This ensures that the fans not only meet operational needs but also help reduce costs, improve efficiency, and operate safely.

Core technology

Preferentially choose permanent magnet synchronous motors:

Energy efficiency is 30% higher than that of asynchronous motors, reaching IE4 level (in line with energy-saving policies).

Low-noise operation:

Only 38 decibels (meets industrial requirements).

Optional IoT intelligent control:

Supports remote monitoring, speed adjustment, and air conditioning interlinking.

Security Assurance

Fall prevention: Multiple layers of protection.

Multi-scenario material adaptation:

1. Corrosive environment: Corrosion-resistant substrate + anti-corrosion coating.

2. Cleanroom: Designed for easy cleaning with no dead corners.

3. Dusty workshop: Pay particular attention to dust-proofing of motors.

Energy-saving verification

Scientifically validate energy efficiency and avoid the pitfalls of energy-saving marketing.

Third-party testing report:

For different operating conditions, prioritize selecting brands that have been tested in factories and are certified by FCC/CE.

Combined operating conditions:

Large factories should avoid having many small-diameter machines (which increase energy consumption), while small workshops should avoid using high-power equipment (which leads to waste).

After-sales service

After-sales service is crucial for ensuring long-term operation, with a particular focus on two key areas:

Response time:

The industry commits to a 24-hour response and on-site service within 48 hours.

Outlets and Accessories:

Choose a brand with a wide network of service outlets to ensure convenient maintenance; confirm that spare parts are adequately stocked.

By focusing on the four core elements and aligning with specific application scenarios, you can not only avoid selection pitfalls and choose the right equipment that’s a perfect fit, but also achieve simultaneous benefits in cooling, safety, cost reduction, and efficiency enhancement. Dawang Tong is deeply rooted in the HVLS large industrial fan sector. Our products are equipped with permanent-magnet synchronous motors and have undergone rigorous TUV factory audits as well as numerous other authoritative certifications. Backed by our proven track record of serving over 5,000 domestic and international customers, we offer a comprehensive, full-cycle support system—from product selection to operation and maintenance—through our nationwide service hotline and dedicated account managers, ensuring stable production every step of the way.