Spider Farmer 4″ (100mm) Inline Fan – EC duct fan with stepless speed controller

Compact, quiet fan with EC motor – ideal for climate control in indoor systems

The Spider Farmer 4" Inline Fan is a high-quality duct fan with a continuously variable speed controller for efficient ventilation of indoor growing systems, drying rooms, or plant chambers. Featuring a powerful, energy-efficient EC motor , automatic temperature compensation, and a low noise level, this fan is perfect for noise-sensitive environments.

Advantages at a glance

✅ EC motor with high efficiency & quiet operation (only 26.8 dB)
✅ Integrated stepless speed controller (analog)
✅ Compact & lightweight – ideal for tents up to 120×120 cm
✅ Low power consumption (only 27 W at max. power)
✅ Daisy chain capable & RJ12 compatible (GGS-Ready)

Technical data & features

• Pipe diameter: 100 mm (4″)

• Air flow rate: up to 205 CFM (~350 m³/h)

• Power: 27 W

• Voltage: 220–240 V

• Noise level: approx. 26.8 dB

• Motor type: EC (brushless, efficient, durable)

• Speed ​​control: continuously variable via rotary control

• Protection class: IP42

• Certificates: CE, ETL, FCC

Application & Notes

Suitable for:
– Ventilation in indoor greenhouses, plant chambers & grow tents
– Climate control in drying boxes, cultivation rooms or air duct systems
– Integration into automatic controls thanks to RJ12 compatible interface

Installation instructions:
– Can be mounted horizontally or vertically
– Can be combined with carbon filters & silencers

→ Tip: Ideal in combination with Spider Farmer filter sets & smart controllers.