AirSupply ES4 4 Inch Inline Duct Fan

AirSupply ES4 4 Inch Inline Duct Fan

SKU: 707-AS-EC100 In Stock

Regular price $99.99 $89.99 Sale

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【Outstanding Performace】 Utilizing the cutting edge brushless EC motor, ES4 performs 30% more efficiently than the AC motor powered duct fan but reduce up to 60% power consumption. It delivers 195 CFM airflow with 5000 RMP high speed and 335 strong pressure using only 18 watts. 

【Fully Adjustable & Quiet Running】The 0 - 100% variable speed controller allows you to effectively increase or decrease airflow speed from zero to a hundred percent without generating additional noise or hum. 

【Reasonable Construction】Mounting ES4 in the small grow tents can save much space with its compact design (unit size: 6.3 x 7.3 x 5.9 in). Engineered with airtight steel housing and IPX44 protection, ES4 doesn't afraid of the harsh elements as well as resist accidental damage. 【Easy to Use】You just need to mount the vent fan and controller without any parts assembly. Thanks to the permanently lubricated bearing, you get rid of maintenance. 

【Multiple Applications】ES inline fan is designed for air circulation in hydroponic grow tents, smell and moisture removal in bathrooms, and cooling AV racks. It's also applied in the industrial workshop to remove smoke and odors.

Fresh air is a crucial component of our daily life and a healthy harvest. Use Airsupply ES4 high-performance inline fan to manage the temperature as well as humidity levels in your living space and grow room to bring you a healthy life and planting harvest.


  •  195 CFM & 5000 RMP Outstanding Performace
  •  2.7 lb. Lightweight & Compact Design
  •  18 W / 0.16 A Energy Efficient
  •  0-100% Variable Controller
  •  37 dB Quiet Operation

Package Includes:

  • 1× 4'' Duct Fan (Pre-wired with a 6 ft. cable and grounded 3-prong plug)
  • 1× Speed Controller
  • 1× Speed Controller Cable 16 ft.
  • 1× Installation Kit (Includes screws and anchors)


  • Model: ES4
  • Duct Size: 4 Inches
  • Power Supply: 120V, 60Hz
  • Rated Power: 18 W
  • Current: 0.16 A
  • Air Flow: 195 CFM
  • Rated Speed: 5000 RPM
  • Maximum Pressure: 335 Pa
  • External Material: Aluminum Alloy
  • Speed Controller: Potentiometer 0-100%
  • Environment Requirements: 15-140 °F, 15-93% RH
  • Certification: ETL Listed
  • Noise Level: ≤ 37 dB
  • Water Proof: IP44
  • Item Weight: 2.7 lbs
  • Item Dimension: 6.26 x 7.24 x 5.91 in