Industrial Applications

Centrifugal cabinet fans serve as critical infrastructure across multiple industrial sectors. These systems address persistent challenges in manufacturing environments, including hazardous emissions, particulate accumulation, and thermal excess. Key operational domains:

1. Chemical Processing - Rapid neutralization of corrosive/toxic fumes through directed airflow evacuation.
2. Metallurgical Operations - High-capacity particulate filtration in extreme-temperature smelting/purification processes.
3. Precision Electronics - ISO-classified air purity maintenance via multi-stage contamination control protocols.
4. Regulated Industries (Pharmaceuticals/Food) - HEPA-grade ventilation ensuring aseptic production compliance with GMP standards.

Built Environment Ventilation

As backbone components of modern HVAC architectures, these fans enable:

• High-Occupancy Air Management - Continuous fresh air exchange in commercial complexes (>5 ACH) with CO₂/O₂ equilibrium maintenance.
• Subterranean Air Quality Control - Active dispersion of vehicular exhaust (CO, NOx) in enclosed parking structures.
• Life Safety Integration - UL-certified smoke evacuation protocols achieving 90% smoke clearance within 3 minutes during fire emergencies.

Drive Unit Engineering

Energy-Optimized Motor Design

• Superior Energy Utilization - 92%+ electromechanical conversion efficiency via copper-wound stators and variable frequency drive (VFD) compatibility.
• Adaptive Performance - IP55-rated construction with thermal overload protection, supporting 24/7 continuous duty cycles across 40Hz-60Hz power grids.

Fluid Dynamics Optimization

Aerodynamically Refined Impeller
Precision-engineered backward-curved blades implement:

• Vortex Minimization - Streamlined blade contours reducing turbulent separation by 37% (CFD-verified).
• Pressure Gradient Engineering - Helical airflow acceleration achieving 12.5kPa static pressure at 2,850 RPM.

Performance Specifications

Product Dimensions Diagram

Product Dimensions Specifications

Company Profile

Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd. originated from Foshan Nanhai Zhongxing Hardware Electrical Appliance Factory (with brands including Zhongdian Fresh Air and Zhongdian Xinke). The company specializes in the research, development, and manufacturing of DKT external rotor air conditioning fans (snail-type and square-type), mixed flow booster duct fans, KTF stainless steel external rotor centrifugal air handling units, air curtains, purifying low-noise fans, and centrifugal low-noise ventilation equipment. It is a modern national high-tech enterprise focusing on EC frequency conversion digital energy-saving fans. The manufacturing base is located in Foshan, Guangdong Province.

Since its establishment in 1997, the company has adhered to a quality-centric approach and actively developed its proprietary brand, Zhongdian. It has successively passed ISO9001, CE, and national CCC mandatory product certifications and has obtained multiple utility model patents. The company ranks among the top in the industry in terms of comprehensive strength and brand influence.

Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd. operates under the philosophy of "Technological Innovation, Respect for Talent, Reform and Innovation, Pursuit of Excellence." The company has introduced over ten advanced automation devices and possesses a testing laboratory that complies with the national standard GB/T 1236-2017 "Performance Testing of Industrial Fans with Standardized Ducts," along with a 5S management system. It emphasizes user experience with its products and focuses on continually meeting customer needs. Through relentless efforts, the company has become a leader in the fresh air system market.

The company adheres to the principle of "Quality First, Quantity Second," earning trust from users across the country with its excellent quality and outstanding performance. It strives to enhance competitive advantages in pre-sales, sales, and after-sales services, and continues to uphold the creed of "Customer First, Service Excellence." The company is dedicated to continuous product and service iteration, aiming to become a leading brand in high-end fresh air system equipment.

EXHIBITION SHOW

We have strong sales network system and can undertake a large number of OEM/ODM orders.. Our products are mainly exported to Europe, America, the Middle East and Southeast Asia, and old customers account for up to 30%.Our products are made of pure copper tubes and use Yongan motors, has the characteristics of high quality, super mute, comfortable style and reasonable price. We have independent R & D and design team that can meet any comments and conditions you have on product customization and technology research and development.

The team

Our team will also carry out some outdoor group building activities to enhance the cohesion of employees and devote the mselves to work with more enthusiasm.

Showcase of Factory Capabilities