Exceptional 65-Minute Run-Time

Operate confidently at full speed with the 65-minute continuous runtime, thanks to our advanced design.

Removable and Dependable Batteries

With 1 and up to 3 removable MILWAUKEE® M18™ REDLITHIUM™ HIGH OUTPUT™ HD12.0, this fan will run for an average of 65-minutes at full speed.

Shore Power is Standard

Every Tempest battery fan is Shore Power ready straight from the box, ensuring uninterrupted operation even when extended use is required.

8,702 CFM Airflow 

Maximize airflow performance with our 18" lightweight tapered steel shroud and composite impeller. Together, they deliver an impressive 8,702 CFM, providing superior air volume, velocity, and pressure essential for effective ventilation.

Feature-Rich Design for Optimal Performance:

6 - 18" AirFlex Fiberglass Reinforced Polyamide Blades

• Variable Speed Motor: IP65-rated for rugged durability.
• Thin-Vane Air Straightener Grill: Paired with a precision composite impeller for enhanced airflow efficiency.
• LED Flow-Path Lighting: Strategically positioned for superior visibility even in dense smoke conditions.
• Compact, Ergonomic Frame: Patent-pending design featuring transverse wheels for improved stability and handling.
• Delivers full-size performance at only 23.75"L x 25"H x 15.25"D - this fan is compact enough for tight storage spaces.
• Dynamic Battery Control System: Advanced battery management for optimized charging, discharge, and diagnostic monitoring, ensuring peak performance every use.