ACI4400/2HHP ebm-papst ACI4400/2HHP GreenTech EC Axial Fan | 100-240V AC, 103 CFM, 75% Energy Savings, IP20
The ebm-papst ACI4400/2HHP is a high-efficiency EC fan delivering 103 CFM airflow at 75% lower energy consumption. Features IP20 protection, PWM control, and 100,000-hour lifespan, ideal for HVAC and industrial cooling.
Key Features
🔋 75% Energy Savings: GreenTech EC motor drastically cuts power costs vs. traditional AC fans.
🔄 Precision Speed Control: PWM & tachometer output for dynamic airflow adjustment.
⏳ Extended Lifespan: 100,000 hours @ 40°C with sealed ball bearings.
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The ACI4400/2HHP is part of ebm-papst’s GreenTech ACi4400 series, a drop-in upgrade for outdated AC fans. Combining EC motor technology, 103 CFM airflow (2.88 m³/min), and global voltage compatibility (100-240V AC), it reduces energy use by 75% while offering PWM speed control and locked-rotor protection. With a compact 119×119×38mm frame, it’s ideal for HVAC, refrigeration, and industrial cooling.
Technical Specifications
| Attribute | Specification |
|---|---|
| Air Flow | 103 CFM (2.88 m³/min) |
| Approval Agencies | cURus, CSAus |
| Bearing Type | Ball Bearing (Lubricated for Life) |
| Blade Material | Polyamide (PA, Nylon) |
| Brand | ebm-papst |
| Current Rating | – |
| Depth | 38mm |
| Direction of Rotation | Clockwise (Rotor View) |
| EC Motor Type | GreenTech Electronically Commutated |
| Frame Material | Polybutylene Terephthalate (PBT) |
| Height | 119mm |
| IP Rating | IP20 (Indoor/Dry Use) |
| Lifetime @ 40°C | 100,000 Hours |
| Maximum Temperature | +75°C |
| Minimum Temperature | -40°C |
| Mounting Position | Universal |
| Noise Level | 43 dB(A) |
| Power Consumption | 4.5W |
| Protection Features | Locked Rotor Sensor, Overload Protection |
| Rated Speed | 3300 RPM |
| Series | GreenTech ACi4400 (EC Axial Fans) |
| Speed Control | PWM, Tachometer Output |
| Static Pressure | – |
| Termination | 5-Terminal (PWM/Tach Compatible) |
| Type | Tubeaxial Fan |
| Voltage Range | 100–240V AC (90–264V Range) |
| Weight | 0.606 lb (274.88g) |
| Width | 119mm |
ACi4400 Series – The GreenTech Revolution
Series Highlights
✔ Energy Efficiency: 75% lower power use vs. shaded-pole AC fans.
✔ Global Voltage: 100-240V AC (frequency-independent).
✔ Longevity: 100,000-hour lifespan (@40°C).
Alternative Models in ACi4400 Series
| Model | Airflow | Voltage | Key Differences |
|---|---|---|---|
| ACi4400L | 46 CFM | 100-240V AC | Low-flow, ultra-quiet (23 dB) |
| ACi4400H | 94 CFM | 100-240V AC | Mid-flow, balanced performance |
| ACi4400HH | 103 CFM | 100-240V AC | High-flow, same as 2HHP (no PWM) |
| ACi4400HHU | 103 CFM | 100-240V AC | IP65-rated for harsh environments |
| ACi4420HH | 103 CFM | 195-265V AC | 230V-optimized variant |
Applications for ACI4400/2HHP
1️⃣ Commercial Refrigeration
Display coolers, freezer cabinets (replaces 4000N/Z series).
2️⃣ HVAC Systems
Ventilation units, air handlers, heat recovery systems.
3️⃣ Industrial Electronics
Control cabinets, server racks, CNC machines.
Why Choose the ACI4400/2HHP?
✅ Instant ROI: Energy savings pay back costs in <1 year.
✅ Smart Control: PWM and tach signals for system integration.
✅ Lightweight Design: 50% lighter than equivalent AC fans.
Conclusion
The ACI4400/2HHP exemplifies ebm-papst’s GreenTech EC innovation, delivering 103 CFM airflow at 4.5W with PWM controllability. The ACi4400 series offers variants for every voltage and environment, from IP20 (indoor) to IP65 (outdoor).
🔧 Need help retrofitting old AC fans? Our engineers provide free efficiency audits!
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