| RTFANS® Official Manufacturer · 23 Yrs Large-Space Ventilation · Verified Supplier | ✉ info@koolairint.com☎ 24/7 Engineering Support |
HVLS Fans · Industrial Ventilation · Energy-Efficient Evaporative Cooling
Improve Air Circulation · Reduce Heat Stress · Lower Cooling Costs by Up to 80%
| ✔ Direct Factory Pricing | ✔ Custom CFD Layout | ✔ CE / CB / ISO Certified | ✔ Global Door-to-Door Export |
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23+
Years Experience
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90+
Export Countries
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50,000㎡
Modern Facility
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10,000+
Global Projects
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80%
Energy Savings
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Engineered for high-volume airflow, exceptional durability, and maximum operating economy.
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⚙ PMSM Direct-Drive Tech
Gearless PMSM motor. 0-gear maintenance, ultra-quiet (<38dB), and 92% high efficiency.
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⚡ Fan & Cooler Combo
Patented "Fan + Cooler" combo delivers fresh cool air, saving up to 80% vs traditional HVAC.
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🛡 Comprehensive 5-Tier Safety
Aviation-grade 7075 blades, anti-drop rings, safety wire cables, and auto-shutoff sensors.
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📈 Professional CFD Simulation
We simulate building height, heat loads, and air changes to optimize airflow coverage.
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🚀 Rapid Global Delivery
Large stock on standard models for 3-7 day dispatch. Complete export packaging.
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📜 International Certifications
Full compliance with CE, CB, ISO9001, ISO14001, AMCA & North American / EU safety standards.
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Engineered for high ceilings, large floor spaces, high heat loads, and continuous operations.
![]() Manufacturing Plants
Challenges: Machinery heat, welding fumes, fatigue.
RTFANS Solution: 7.3m fans + exhaust fans ensure rapid smoke extraction & 5-8°C cooling.
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![]() Logistics Warehouses
Challenges: Thermal stratification, cargo moisture.
RTFANS Solution: Destratification brings warm air down in winter & summer breeze.
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![]() Auto & Heavy Industry
Challenges: Stamping, casting, high worker heat.
RTFANS Solution: Air coolers supply 100% fresh cooled air directly to worker stations.
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![]() Commercial & Arenas
Challenges: Crowds, noise sensitivity.
RTFANS Solution: Commercial PMSM series with ultra-low noise (<36dB) & custom RAL colors.
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Factory direct prices with 1-set minimum order and customized voltage/frequency options.
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BESTSELLER
PMSM Direct-Drive FanDiameter: 12ft-24ft (3.6m-7.3m) $1,880 - $1,950 / set
Contact for Specs |
INDUSTRIAL STANDARD
Evaporative CoolerAirflow: 18,000-30,000 m³/h $400 - $660 / set
Contact for Specs |
FLEXIBLE COOLING
Portable Air CoolerTank: 70L-300L with Brakes $400 - $680 / piece
Contact for Specs |
COMMERCIAL SERIES
Commercial Slim FanDiameter: 5ft-10ft (1.5m-3.0m) $550 - $1,000 / set
Contact for Specs |
From CFD aerodynamic simulation to custom branding, voltage adaptation, and global certification.
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01. Need
Building CAD, height, heat loads & climate analysis.
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02. CFD
Airflow modeling & optimized equipment layout.
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03. Custom
Logo branding, RAL color, voltage (110V-415V).
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04. QC
100% dynamic balance, insulation & noise test.
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05. Export
Reinforced plywood crate packing & sea freight.
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ABOUT RTFANS
PIONEER IN LARGE-SPACE INDUSTRIAL VENTILATIONEstablished in Guangdong, RTFANS is one of China's earliest and premier manufacturers dedicated to evaporative cooling (since 2003) and HVLS industrial ceiling fans (since 2010). With a 50,000㎡ modern production facility and advanced CNC machining centers, we serve contractors and enterprise clients worldwide.
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Factory Quality Assurance System
Raw Materials: Aviation 7075-T6 aluminum & precision PMSM motors.
Electrical Safety: Surge protection, thermal overload, Schneider modules.
Quality System: ISO 9001:2015 & ISO 14001 certified full traceability.
Warranty: Up to 5-year structural & 3-year motor electrical warranty.
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Over 10,000 successful installations across Asia, Middle East, Americas, and Europe.
![]() Automotive Sector · Thailand
32,000㎡ Vehicle Assembly PlantInstalled 42 sets of 7.3m PMSM fans + 60 roof evaporative coolers. Indoor temperature reduced 6.5°C with 78% energy savings. |
![]() E-Commerce Hub · Malaysia
58,000㎡ Logistics CenterEquipped with 28 sets of HVLS fans with automated temperature zoning sensors. Completely eliminated ceiling condensation. |
![]() Electronics Hub · Vietnam
Precision Component PlantCombination of air coolers and HVLS fans maintained continuous 26°C workshop comfort for over 1,200 assembly operators. |
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COMPLIANCE & STANDARDS
GLOBAL SAFETY & QUALITY CERTIFICATES
Certificates verified by third-party inspection bodies, ready for customs clearance in EU, Americas, Middle East & APAC. |
BUYER TESTIMONIALS
5-STAR VERIFIED BUYER FEEDBACK★★★★★
"We equipped our 18,000 sqm plant in Rayong with 16 sets of RTFANS 24ft PMSM fans. The direct drive motors are extremely quiet and reliable. Outstanding support!"
— Somchai K., Plant Engineering Director, Thailand
★★★★★
"Container packaging was top-notch with reinforced wooden crates. 0 damage upon arrival in Dubai port. We will definitely reorder for our next logistics expansion."
— Tariq A., Procurement Manager, UAE
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GLOBAL PRESENCE
WORLDWIDE TRADE EXHIBITIONSRTFANS regularly exhibits at major international trade shows worldwide:
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DEDICATED ENGINEERING TEAM
Speak Directly with HVAC SpecialistsBilingual engineering team provides 24h turnaround on technical proposals, electrical diagrams & CFD airflow reports. ☎ WhatsApp / Mobile: Available upon inquiry
✉ Official Inquiry Email:info@koolairint.com
💬 Alibaba TradeManager: Online 24 Hours / 7 Days
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Send your workshop dimensions (L × W × H) and cooling requirements today. Our engineers will provide a complete CFD layout and factory-direct price list within 12 hours.