SF Low Noise Axial Fan

The SF Low Noise Axial Fan is built for places that demand strong ventilation without the noise that usually comes with it. Engineered for high performance, it delivers powerful airflow across large spaces while keeping energy use remarkably low—helping you save on operating costs year after year.

Its heavy‑duty construction stands up to the tough conditions of industrial sites, warehouses, and workshops. Despite its strength, the fan runs quietly and smoothly, improving air circulation without disrupting work or conversation.

Installation is straightforward, and maintenance takes only a few minutes—making the SF Series a reliable, long‑term solution for continuous airflow and comfortable working environments.

Efficient, durable, and whisper‑quiet, it’s the axial fan that simply makes air management easier.

Dimensions (unit: mm):

Model	D	D1	D2	D3	L1	L2	L3	H1	H2	n-d1	A	B	d2
2	210	230	255	/	235	/	/	1350	/	6-7	140	256	9
2.5	260	290	310	345	260	270	280	183	470	6-9	200	282	9
3	310	340	360	395	260	280	300	197	470	6-9	250	282	9
3.5	362	392	420	440	325	350	390	238	460	6-9	290	352	9
4	412	440	472	500	340	370	420	273	525	6-9	340	365	9
4.5	462	490	522	560	340	370	400	298	525	6-9	340	365	9
5	512	542	572	600	350	380	450	317	630	6-9	430	378	9
5.5	562	592	625	670	450	480	520	345	630	6-9	434	478	10
6	612	646	690	690	500	530	580	400	685	8-10	500	528	12
7	720	750	790	810	535	570	620	460	770	8-12	540	593	14
8	825	865	905	920	600	640	690	551	870	8-12	630	658	14
10	1030	1075	1110	/	805	/	/	682	/	8-13	800	860	14

Form

performance:

Model	Power (kW)	Voltage (V)	Speed (r/min)	Airflow (m³/h)	Pressure (Pa)	Noise (dB/A)
SF2-2	0.12	38	2800	1300	140	62
SF2-2R	0.12	220	2800	1300	140	62
SF2-4	0.06	380	1450	600	20	57
SF2-4R	0.06	220	1450	600	20	57
SF2.5-2	0.25	380	2800	2100	215	65
SF2.5-2R	0.25	220	2800	2100	215	65
SF2.5-4	0.09	380	1450	1000	35	59
SF2.5-4R	0.09	220	1450	1000	35	59
SF3-2	0.37	380	2800	3000	230	68
SF3-2R	0.37	220	2800	3000	230	68
SF3-4	0.12	380	4150	2000	59	61
SF3-4R	0.12	220	4150	2000	59	61
SF3.5-2	0.75	380	2800	6000	260	70
SF3.5-2R	0.75	220	2800	6000	260	70
SF3.5-4	0.25	380	1450	4000	100	63
SF3.5-4R	0.25	220	1450	4000	100	63
SF4-4	0.55	380	1450	5870	149	72
SF4-4R	0.55	220	1450	5870	149	72
SF4-2	1.5	380	2880	10000	170	80
SF4-2R	1.5	220	2800	10000	170	80
SF5-4	0.57	380	1450	10000	200	74
SF5-4R	0.73	220	1450	10000	170	74
SF5-6	2.2	380	960	7700	120	66
SF6-4	1.1	380	1450	18700	300	80
SF6-6	3	380	960	14500	180	75
SF7-4	2.2	380	1450	24500	350	85
SF7-6	3	380	960	21500	210	80
SF8-4	2.2	380	1450	37200	235	88
SF8-6	3	380	960	28000	196	82
SF10-6	4	380	960	50000	260	88