Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 5000 |
| Delivery Time | 3-8 work days |
| Packaging Details | Carton packaging，1 units per carton |
| Applicable Industries | Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Food & Beverage Factory |
| Electric Current Type | AC |
| Mounting | Duct Fan |
| After-sales Service Provided | Online support |
| Blade Material | Plastic |
| Voltage | 220V |
| Warranty | 1 Year |
| Product name | Cabinet fan |
| Air Quantity | 900/820 |
| Material | Plastic |
| Brand Name | Available for ODM |
| Model Number | DJT20-90 |
| Certification | CE |
| Place of Origin | China Foshan |
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Product Specification
| Payment Terms | T/T | Supply Ability | 5000 |
| Delivery Time | 3-8 work days | Packaging Details | Carton packaging，1 units per carton |
| Applicable Industries | Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Food & Beverage Factory | Electric Current Type | AC |
| Mounting | Duct Fan | After-sales Service Provided | Online support |
| Blade Material | Plastic | Voltage | 220V |
| Warranty | 1 Year | Product name | Cabinet fan |
| Air Quantity | 900/820 | Material | Plastic |
| Brand Name | Available for ODM | Model Number | DJT20-90 |
| Certification | CE | Place of Origin | China Foshan |
| High Light | 220v inline duct fans ，220v inline extractor fan | ||
Core Operational Advantages
Advanced Aerodynamic Engineering
Leveraging hybrid vortex dynamics, this system achieves 27% faster air exchange rates than traditional axial models. The multi-stage blade configuration generates laminar flow patterns, effectively eliminating stagnant zones in residential/commercial environments (up to 98% air renewal within 8 minutes for 30m³ spaces).
Sub-25dB Acoustic Profile
Our patent-pending SilentDrive™ technology combines three-phase motor optimization with vibration-dampening polymer mounts. Independent lab tests confirm operational noise levels comparable to natural ambient sounds (22-24.8dB), making it suitable for noise-sensitive applications like recording studios or healthcare facilities.
Energy Star 4.0 Compliance
Featuring an ECM (Electronically Commutated Motor) with adaptive power modulation, energy consumption remains below 45W even at maximum 1500 RPM. The integrated ECO+ mode automatically adjusts airflow based on real-time CO₂/Particulate Matter sensors, achieving 18-35% energy savings versus conventional ducted systems.
Modular Installation Framework
• Dimensional Flexibility: 6 standardized housing sizes (Φ200mm-Φ600mm) compatible with circular/rectangular duct conversions
• Mounting Innovations: Rotational locking collar design enables 360° orientation adjustment without specialized tools
• Weight Reduction: Aerospace-grade aluminum composite construction (3.2-7.8kg depending on model) allows single-person installation
Industrial-Grade Durability
IP55-rated components withstand humidity (10-95% RH) and particulate exposure (PM2.5-PM10). Dual-bearing motors demonstrate 65,000+ hour MTBF (Mean Time Between Failures) in accelerated lifecycle testing, backed by a 7-year limited warranty.
Intelligent Control Ecosystem
Hybrid Connection Architecture
Maintenance Optimization
Certifications & Compliance
Product Parameters
| Model number | Power | Airflow | Static Pressure | Noise Level | Duct Diameter | Quantity per Carton | Net Weight |
| (W) | (m5/h) | (Pa) | (dB) | (mm) | (Unit／Box) | (kg) | |
| DJT10-20 | 30/26 | 200/170 | 183/130 | 30/25 | 100 | 6 | 1.8 |
| DJT15-54 | 48/40 | 540/384 | 330/280 | 40/35 | 150 | 6 | 2.2 |
| DJT20-90 | 76/60 | 900/820 | 380/310 | 50/45 | 200 | 6 | 2.7 |
| DJT25-170 | 173/152 | 1700/1200 | 550/480 | 56/50 | 250 | 1 | 18 |
| DJT31-230 | 350/260 | 2300/1900 | 650/500 | 60/55 | 315 | 1 | 20 |
Product Dimensions Diagram
Product Dimensions Parameters
| Model number | A | B(Φ) | C | D | E | F | H | H1 |
| dJT10-20 | 300 | 100 | 100 | 214 | 62 | 60 | 182 | 95 |
| DJT15-54 | 293 | 150 | 120 | 237 | 72 | 70 | 211 | 110 |
| DJT20-90 | 304 | 200 | 140 | 258 | 78 | 85 | 235 | 124 |
| DJT25-170 | 367 | 250 | 317 | 208 | 120 | 95 | 365 | 196 |
| DJT31-230 | 450 | 315 | 360 | 255 | 120 | 95 | 410 | 215 |
Company Details
Business Type:
Manufacturer
Year Established:
1997
Total Annual:
5 million-6.9 million
Employee Number:
100~130
Ecer Certification：
Verified Supplier
Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd. originated from Foshan City Nanhai Zhongxing Hardware and Electrical Appliance Factory (with brands including Zhongdian Fresh Air and Zhongdian New Science), is a modern National High-tech Enterprise mainly eng... Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd. originated from Foshan City Nanhai Zhongxing Hardware and Electrical Appliance Factory (with brands including Zhongdian Fresh Air and Zhongdian New Science), is a modern National High-tech Enterprise mainly eng...
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