TURBRO AirSupply ES4 Inline Duct Fan

Updated September 16, 2026

This auction ended on September 24, 2026. See upcoming auctions from Surplus Depot.

Lot number	354
Auction	Sept. 24 - Fall Deal Drop - $1 Starts. No Reserves
Date	September 24, 2026 at 6:00 PM CDT
Auction house	Surplus Depot
Location	Aurora, Illinois

Condition: New Functionality: Working Packaging: Included Shipping: Yes itemID: 20053427 depotLot: DPT-ZQVX1AP35R Manufacturer's Description (provided by the manufacturer and may not reflect the actual condition, included accessories, missing parts, functionality, or other details of the item being sold. Please review the condition notes and photos for item-specific information): multiple applications: designed for increased air circulation and moisture/odor removal in grow tents, greenhouses, bathrooms, server rooms, a/v equipment, or industrial workshops. outstanding ventilation: the es4 delivers an airflow of 195 cfm at 5000 rpm with only 18 watts of power. our brushless dc motor performs 30% more efficiently with 60% less power consumption than ac motors. quiet operation: whisper-quiet operation is possible thanks to the variable speed controller. adjust from 0-100% fan speed to without any increase in humming or buzzing sounds. durable construction: engineered with an airtight steel case and ip44 waterproof protection in a compact design, the es4 will stay running in harsh environments, big or small. easy to use: the duct fan and controller can be mounted with no additional assembly. the permanently-lubricated bearing reduces wear and tear to cut down on maintenance.

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