Maximum airflow, energy-efficient operation & professional climate control

The Prima Klima PK300/315-EC is an extremely powerful inline fan for large grow rooms, large grow tents, and professional exhaust systems.
With its energy-efficient EC motor, robust metal casing, and a maximum output of approx. 4250 m³/h, it is one of the strongest and most durable fans in its class.

Ideal for powerful LED setups, large rooms, RDWC setups, and professional indoor environments.

✅ Advantages at a Glance

✔ Extremely high airflow – up to 4250 m³/h
✔ Energy-efficient EC motor – saves power with high performance
✔ Very durable – designed for over 80,000 hours of continuous operation
✔ Speed adjustable – perfect for climate controllers & automation
✔ Robust metal casing – stable, low vibration & quiet for its size
✔ 315 mm flange – compatible with large filters & exhaust systems
✔ Ideal for large grow tents & indoor farms
✔ High pressure build-up – ideal for long ducts or filters

🔧 Technical Data

💡 Why this fan is so powerful

🌪️ Maximum Air Movement

The EC motor delivers high air pressure and enormous flow rate – perfect for large rooms or powerful LED systems.

⚡ High Energy Efficiency

EC technology significantly saves power compared to AC motors, especially in regulated operation.

🔧 Perfectly Regulated

With a suitable controller, the fan can be controlled with extreme precision:
→ Temperature-dependent
→ Humidity-dependent
→ Performance-based
→ Time-controlled

🛠️ Professional Quality

The PK300/315-EC is designed for continuous operation and remains comparatively quiet and low-vibration despite its size.

🛠️ Use & Recommendations

The PK300/315-EC is ideally suited for:

• large grow tents (240×240, 300×300, 480×300, etc.)

• large RDWC setups

• hydro rooms with high humidity input

• CO₂ setups with controlled exhaust

• long ducts or large activated carbon filters

Tip:
This fan is strong enough to ventilate 2–3 large LED systems simultaneously.