Metal Square Exhaust Fan

The Square High Velocity Metal Fan is designed to deliver powerful airflow, ensuring efficient ventilation and rapid heat dissipation in various environments. Its robust metal structure, high-efficiency fan blades, and durable motor make it ideal for industrial workshops, warehouses, factories, kitchens, and other spaces requiring strong air circulation.
Energy Saving – Low power consumption to reduce energy costs while maintaining high performance.
High-Efficiency Fan Blades – One-piece molding ensures smooth, stable, and efficient operation.
Durable Motor – Pure copper winding with double ball bearings for long service life and stable performance.
Safety Design – Double protective grille structure, easy to disassemble for cleaning and maintenance.

Model	D	D1	L
NO 1.5	150	160	135
NO 2	200	210	150
NO 2.5	250	240	160
NO 3	300	290	170
NO 3.5	350	340	190
NO 4	400	390	190

Model	Speed	Power	Airflow	Pressure	Noise
	(RPM)	(W)	(m³/h)	(Pa)	dB(A)
1	2800	20/25	150	50	40
1.5	2800	40/60	650	80	50
1.8	2800	50/70	800	95	50
2	2800	80	1250	130	60
2.5	2800	100	1850	200	63
3	2800	120	2650	215	65
3.5	2800	550	4500	235	70
4	2800	750	5800	360	75