EC Smart Plug Fan
EPAS/EPNS series are EC (Electronically Commutated) plug fans featuring inner rotor motor technology. From cleanrooms to food plants, data centers to offshore platforms — applications where standard fans fail. These fans deliver IE5+ ultra-high efficiency, IP66 high protection, and stepless speed control for the most demanding HVAC applications.
Contact Us Now| Parameter | EPAS (Airfoil Blades) | EPNS (Plate Blade) |
|---|---|---|
| Positioning | High Efficiency EC Plug Fan | Aluminum EC Plug Fan |
| Impeller | 11 blades | 8 blades |
| Size Range (mm) | 250-560 | 280-560 |
| Rotor Motor | 0.55~5.5KW | 0.55~5.5KW |
EPAS and EPNS series offer distinct benefits tailored to different application requirements. Choose EPAS for maximum strength and pressure, or EPNS for lightweight responsiveness and corrosion resistance.
Fast dynamic response, longer bearing life, low maintenance for superior reliability in demanding environments.
20-30% energy savings compared to IE4 motors, significantly reducing operational costs and carbon footprint.
BMS ready with Modbus communication protocol available for seamless integration into modern building management systems.
0-10V precise control, VSP speed regulation mode, and RS485 communication for optimal performance at any operating condition.
Designed for reliable operation in extreme ambient temperatures from -20°C to +60°C without performance degradation.
Washable, dustproof, and corrosion resistant. Designed for the harshest environments including offshore and coastal applications.
Input overvoltage, undervoltage, locked rotor, overtemperature, and output overcurrent/short circuit protection included.
5-8 years design life with no regular maintenance required, minimizing downtime and service costs.
Parallel arrangement for ultra-high airflow with N+1 redundancy, enabling scalable solutions for large-scale applications.
| Requirement | Recommended Model |
|---|---|
| Strength & durability priority | EPAS (Steel airfoil) |
| Lightweight & fast response priority | EPNS (Aluminum plate) |
| Corrosive / humid environment | EPNS (Aluminum) |
| Harsh / abrasive environment | EPAS (Steel) |
| Washdown cleaning required | EPAS/EPNS (IP66 standard) |
| Application | Recommended Model | Key Advantage |
|---|---|---|
| Data Center Cooling | EPAS | IE5+ efficiency, BMS integration |
| Cleanroom AHU | EPAS/EPNS | Low vibration, IP66 protection |
| Operating Room HVAC | EPAS | Precise control, low noise |
| Food Processing | EPNS | Lightweight, corrosion resistant, IP66 |
| Pharmaceutical Cleanrooms | EPAS | Maintenance-free, IP66 |
| Laboratory Ventilation | EPNS | Fast response, precise control |
| Parameter | ebm-papst / Ziehl-Abegg | WE (EPAS/EPNS) | Chinese Mainstream |
|---|---|---|---|
| Efficiency Class | IE5 | IE5+ | IE4-IE5 |
| Max Pressure | 2000-3500 Pa | 3500 Pa | 1500-2500 Pa |
| Salt Spray Test | Not specified | 700h | Generally not tested |
| Protection Class | IP54-IP55 | IP66 | IP44-IP54 |
Summary: We specialize in EC inner rotor, ideal for harsh environments, good quality, better price, quick response.
For applications requiring ultra-high airflow or redundancy, EPAS/EPNS series can be arranged in parallel to form modular fan walls.
Add more fans as demand grows without compromising efficiency or reliability.
Ensure continuous operation even if one fan fails, critical for mission-critical applications.
Modular design fits compact footprints, ideal for retrofitting existing installations.
Individual fans can be serviced without system shutdown, minimizing operational disruption.
Typical applications: Large data centers, Mega AHU systems, Industrial ventilation with critical uptime requirements.