Complete product line covering industrial ventilation, agricultural environmental control, high-temperature drying, anti-corrosion exhaust, and heating equipment
SF series axial flow fans with airfoil twisted blade design. Smooth operation, high efficiency, low noise, energy-saving. Available in duct, fixed, and portable types with 10 size options.
Designed for timber and herbal medicine drying. 200°C temperature resistance, IP56 protection. German-brand bearings with 300°C drop-point grease. Supports forward/reverse rotation for equal airflow.
All stainless steel housing, rust-proof and corrosion-resistant. Aluminum alloy blades with precision dynamic balancing. Aluminum-housing copper-core motor. Four sizes from 300-600mm, with hanging and bracket mounting options.
Core industrial ventilation equipment for rapid air convection and efficient cooling. Three structure types: weighted, push-pull, and direct-drive. 13 models from 300-1750mm with automatic louvers.
Composite material fan with synthetic resin matrix and fiberglass reinforcement. Excellent corrosion resistance for long-term stable operation in acid, alkali, and salt chemical environments.
Efficient cooling equipment for factories, greenhouses, and livestock farms. Energy-saving and environmentally friendly with low operating costs for large-area ventilation and cooling.
Established in 2015 and located in Qingzhou, a key industrial base in Shandong Province. We are a comprehensive ventilation equipment manufacturer integrating R&D, production, sales, and service.
We specialize in the design and manufacturing of industrial fans, fire smoke exhaust fans, roof fans, wall-mounted fans, HVAC supporting equipment, and intelligent ventilation control systems. Our products are widely used in commercial buildings, rail transit, underground utility tunnels, petrochemical plants, data centers, and more. We strictly implement the ISO 9001 quality management system and have obtained ISO 14001 environmental management, OHSAS 18001 occupational health and safety certifications, as well as CE, CCC, and RoHS international certifications.
ISO 9001 / ISO 14001 / OHSAS 18001 Certified
CE, CCC, RoHS International Certifications
EC fan systems with 30%+ energy efficiency gains
Smart ventilation monitoring and remote O&M management
Technology-driven products, trusted quality
EC fan systems with electronic commutation technology automatically adjust airflow, achieving 30%+ energy savings over traditional motors.
IoT-based smart ventilation monitoring platform with real-time temperature, humidity, and CO2 data. Automatic fan control with remote monitoring and fault alerts.
High-temperature smoke exhaust fans are fire-certified, operating continuously for over 1 hour at 280°C to ensure safe personnel evacuation.
Products exported to Southeast Asia, Middle East, Eastern Europe, and South America. Technical service points in Vietnam and Kazakhstan for localized support.
Products widely used across industries to meet diverse ventilation needs
Latest Sailair news and industry updates
2025-11-03
Weifang Sailair leads the future of ventilation technology, focusing on smart, energy-efficient ventilation system innovation. Self-developed EC fan systems with CFD simulation for optimized duct design, driving green building and smart city development.
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Detailed maintenance guide covering motor, damper, and electrical circuit aspects for exhaust fans.

Comprehensive analysis of overseas market expansion, product certification, localized service, and smart ventilation solutions.
For product inquiries, technical questions, or partnership opportunities, please contact us anytime. Fill out the inquiry form and we will respond within 24 hours. Our professional engineering team provides full-process support from selection guidance to installation and commissioning.
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