The size is 172 x 150 x 51 mm, which is 6.77" inch.

It weights 1 kg with two-ball bearings.

Pass dialectic withstand voltage test: 1 min. at 1500Vac, 50/60Hz.

Approved by UL, CUL, TUV and CE.

Also it is environmental friendly with RoHS compliant.

Two voltages 110V or 220V are available.

Under 60Hz it performs 3200 rpm, and airflow is 208 cfm with static pressure 0.67 inch-H2O.

This is one of best belling models with unique double-D shape, which is easily to attach on any kind of equipment. Another frame option of round shape is for customized selection.