Three phase turbine motor for 24hours non-stop continuous work.

Full-Auto compressed air Jet-Pulse cleaning system, setting the cleaning time interval.

H-class high efficiency polyester filter up to 99.7% @ 0.03um.

Pressure relief device, automatic releasing when vacuum is high.

Complete steel structure with durability and long-lasting lifetime.

Lockable and silent castor.

Larger volume 120L detachable dust tank.

Build-in overload protector, overcurrent protector, default phase detector, leakage protector, and change-over switch, ensuring robust performance of vacuum cleaner.