The Heavy-Duty 18.5kW Centrifugal Fan (Model 4-72 8D 18.5kW) is engineered for robust performance in demanding commercial and industrial environments. Designed to deliver exceptional airflow and pressure, this fan is ideal for ventilation, exhaust, and air handling systems in large-scale facilities such as factories, warehouses, and commercial buildings.
Key Features:
- High-Performance Motor: Powered by an 18.5kW motor, this fan ensures reliable and efficient operation, even under heavy workloads.
- Impressive Flow Rate: Delivers a flow rate of 15,826-29,344 m³/h, making it suitable for large spaces requiring consistent air circulation.
- Strong Air Pressure: Generates a full pressure range of 1490-2032 Pa, ensuring effective air movement in high-resistance systems.
- Durable Construction: Built with heavy-duty materials, the fan is designed to withstand harsh operating conditions and provide long-lasting performance.
- Optimized Speed: Operates at 1450 rpm, balancing power and efficiency for smooth and quiet operation.
- Versatile Applications: Perfect for HVAC systems, industrial ventilation, dust collection, fume extraction, and more.
Technical Specifications:
- Model: 4-72 8D 18.5kW
- Motor Power: 18.5kW
- Flow Rate: 15,826-29,344 m³/h
- Full Pressure: 1490-2032 Pa
- Speed: 1450 rpm
- Material: Galvanized steel, aluminum, or stainless steel (depending on model).
- Noise Level: 75 dB
- Mounting Type: Wall-mounted, ducted, or floor-standing options available.
- Weight: 280 kg
- Certifications: CE, RoHS, ISO, SGS, CCC etc.
Ideal For:
- Industrial facilities
- Commercial ventilation systems
- Air pollution control systems
- Large-scale HVAC applications
Installation and Support
- Easy-to-follow installation instructions are included.
- Compatible with standard ducting systems for seamless integration.
- Available in customizable configurations to meet specific requirements.
- Dedicated customer support team available for assistance with installation, maintenance, and troubleshooting.
Upgrade your air handling systems with the Heavy-Duty 18.5kW Centrifugal Fan - a powerful, reliable, and efficient solution for your commercial and industrial needs.
4-72 centrifugal fan performance table |
Machine Number |
Rotating Speed r/min |
Flow m3/h |
Full Pressure Pa |
Full Pressure % |
Full Pressure KW |
Required power KW |
Electric motor |
Model |
Power kw |
3.2A |
2900 |
1688 |
1300 |
69.3 |
0.88 |
1.23 |
Y90L-2 (B35) |
2.2 |
1955 |
1263 |
73.2 |
0.93 |
1.31 |
2209 |
1220 |
75.5 |
0.99 |
1.38 |
2476 |
1160 |
76.8 |
1.03 |
1.34 |
2729 |
1091 |
76.9 |
1.07 |
1.39 |
2996 |
1006 |
75.6 |
1.1 |
1.43 |
3250 |
918 |
73.2 |
1.13 |
1.47 |
3517 |
792 |
69.3 |
1.11 |
1.45 |
4A |
2900 |
4012 |
2014 |
77 |
2.89 |
3.47 |
Y132S1-2 (B35) |
5.5 |
4506 |
1969 |
80.3 |
3.05 |
3.66 |
4973 |
1915 |
82.5 |
3.18 |
3.82 |
5468 |
1830 |
84.1 |
3.28 |
3.94 |
5962 |
1723 |
84.6 |
3.35 |
4.02 |
6457 |
1606 |
83.7 |
3.42 |
4.11 |
6924 |
1459 |
81.4 |
3.43 |
4.11 |
7419 |
1320 |
77.5 |
3.49 |
4.19 |
4.5A |
2900 |
5712 |
2554 |
77 |
5.21 |
6 |
Y132S2-2(B35) |
7.5 |
6416 |
2497 |
80.3 |
5.49 |
6.32 |
7081 |
2428 |
82.5 |
5.74 |
6.6 |
7785 |
2320 |
84.1 |
5.92 |
6.81 |
8489 |
2184 |
84.6 |
6.04 |
6.95 |
9194 |
2036 |
83.7 |
6.17 |
7.09 |
9859 |
1849 |
81.4 |
6.17 |
7.1 |
10562 |
1673 |
77.5 |
6.3 |
7.24 |
5A |
2900 |
7728 |
3187 |
77.6 |
8.72 |
10.02 |
Y160M2-2(B35) |
15 |
8855 |
3145 |
81.8 |
9.35 |
10.76 |
9928 |
3074 |
84.7 |
9.9 |
11.39 |
11054 |
2962 |
86 |
10.47 |
12.04 |
12128 |
2792 |
86.1 |
10.82 |
12.44 |
13255 |
2567 |
84.6 |
11.07 |
12.72 |
14328 |
2335 |
82.1 |
11.22 |
12.9 |
15455 |
2019 |
77.6 |
11.09 |
12.75 |
6A |
1450 |
6677 |
1139 |
77.6 |
2.71 |
3.25 |
Y112M-4 (B35) |
4 |
7650 |
1124 |
81.8 |
2.91 |
3.49 |
8578 |
1099 |
84.7 |
3.08 |
3.7 |
9551 |
1059 |
86 |
3.26 |
3.91 |
10478 |
999 |
86.1 |
3.36 |
4.04 |
11452 |
919 |
84.6 |
3.44 |
4.13 |
12379 |
836 |
82.1 |
3.49 |
4.19 |
13353 |
724 |
77.6 |
3.45 |
4.14 |
6D |
1450 |
6677 |
1139 |
77.6 |
2.71 |
3.32 |
Y112M-4 |
4 |
7650 |
1124 |
81.8 |
2.91 |
3.56 |
8578 |
1099 |
84.7 |
3.08 |
3.77 |
9551 |
1059 |
86 |
3.26 |
3.99 |
10478 |
999 |
86.1 |
3.36 |
4.12 |
11452 |
919 |
84.6 |
3.44 |
4.21 |
12379 |
836 |
82.1 |
3.49 |
4.27 |
13353 |
724 |
77.6 |
3.45 |
4.22 |
8D |
1450 |
15826 |
2032 |
77.6 |
11.42 |
13.41 |
Y180M-4 |
18.5 |
18134 |
2005 |
81.8 |
12.26 |
14.39 |
20332 |
1960 |
84.7 |
12.98 |
15.23 |
22640 |
1888 |
86 |
13.72 |
16.1 |
24838 |
1781 |
86.1 |
14.18 |
16.64 |
27146 |
1638 |
84.6 |
14.5 |
17.02 |
29344 |
1490 |
82.1 |
14.71 |
17.26 |
10D |
1450 |
40441 |
3202 |
86.7 |
41 |
48.12 |
Y250M-4 |
55 |
44026 |
3159 |
88.7 |
43.07 |
50.53 |
47611 |
3032 |
89 |
44.59 |
52.33 |
50680 |
2884 |
86.1 |
1.81 |
2.4 |
53664 |
2722 |
84.6 |
1.85 |
2.45 |
56605 |
2532 |
82.1 |
1.88 |
2.49 |
12D |
960 |
46267 |
2013 |
86.7 |
29.61 |
34.75 |
Y280S-6 |
45 |
50368 |
1986 |
88.7 |
31.1 |
36.49 |
54469 |
1906 |
89 |
32.2 |
37.79 |
57981 |
1814 |
88.2 |
32.91 |
38.62 |
61395 |
1712 |
86.6 |
33.51 |
39.32 |
64759 |
1593 |
84.2 |
33.84 |
39.71 |
6C |
2240 |
10314 |
2734 |
77.3 |
10 |
12.1 |
Y160L-4 |
15 |
11818 |
2698 |
81.8 |
10.73 |
12.98 |
13251 |
2637 |
84.7 |
11.35 |
13.74 |
14755 |
2541 |
86 |
12 |
14.53 |
16187 |
2396 |
86.1 |
12.41 |
15.02 |
17692 |
2202 |
84.6 |
12.69 |
15.36 |
19124 |
2004 |
82.1 |
12.87 |
15.57 |
20628 |
1733 |
77.6 |
12.71 |
15.39 |
6C |
2000 |
9209 |
2176 |
77.6 |
7.11 |
8.61 |
Y160M-4 |
11 |
10552 |
2147 |
81.8 |
7.64 |
9.24 |
11831 |
2099 |
84.7 |
8.08 |
9.78 |
13174 |
2022 |
86 |
8.54 |
10.34 |
14453 |
1907 |
86.1 |
8.83 |
10.69 |
15796 |
1753 |
84.6 |
9.03 |
10.63 |
17075 |
1595 |
82.1 |
9.16 |
11.09 |
18418 |
1380 |
77.6 |
9.05 |
0.95 |
8C |
1800 |
19646 |
3143 |
77.6 |
21.85 |
26.45 |
Y200L1-2 |
30 |
22511 |
3101 |
81.8 |
23.46 |
28.39 |
25240 |
3032 |
84.7 |
24.83 |
30.05 |
28105 |
2920 |
86 |
26.25 |
31.77 |
Y200L2-2 |
37 |
30834 |
2754 |
86.1 |
27.12 |
32.83 |
33699 |
2531 |
84.6 |
27.74 |
33.58 |
36427 |
2302 |
82.1 |
28.13 |
34.05 |
8C |
1600 |
17463 |
2478 |
77.6 |
15.35 |
18.58 |
Y180M-2 |
22 |
20010 |
2445 |
81.8 |
16.47 |
19.94 |
22435 |
2390 |
84.7 |
17.44 |
21.1 |
24982 |
2303 |
86 |
18.43 |
22.31 |
Y200L1-2 |
30 |
27408 |
2171 |
86.1 |
19.05 |
23.06 |
29954 |
1996 |
84.6 |
19.49 |
23.59 |
32380 |
1816 |
82.1 |
19.76 |
23.92 |
10C |
1250 |
34863 |
2373 |
86.7 |
26.27 |
31.8 |
Y225S-4 |
37 |
37953 |
2341 |
88.7 |
27.59 |
33.4 |
41044 |
2247 |
89 |
28.57 |
34.58 |
43690 |
2138 |
88.2 |
29.2 |
35.35 |
46262 |
2018 |
86.6 |
29.73 |
35.99 |
48797 |
1877 |
84.2 |
30.02 |
36.34 |
10C |
1120 |
31237 |
1902 |
86.7 |
18.9 |
22.87 |
Y200L-4 |
30 |
34006 |
1877 |
88.7 |
19.85 |
24.02 |
36775 |
1801 |
89 |
20.55 |
24.87 |
39146 |
1714 |
88.2 |
21 |
25.43 |
41451 |
1618 |
86.6 |
21.38 |
25.89 |
43722 |
1505 |
84.2 |
21.59 |
26.14 |
12C |
1120 |
53978 |
2746 |
86.7 |
47.02 |
56.92 |
Y280S-4 |
75 |
58763 |
2710 |
88.7 |
49.38 |
59.78 |
63548 |
2601 |
89 |
51.13 |
61.9 |
67645 |
2474 |
88.2 |
52.27 |
63.27 |
71627 |
2335 |
86.6 |
53.21 |
64.41 |
75552 |
2172 |
84.2 |
53.73 |
65.04 |
12C |
1000 |
48195 |
2185 |
86.7 |
33.47 |
40.51 |
Y225M-4 |
45 |
52467 |
2156 |
88.7 |
35.15 |
42.55 |
56739 |
2070 |
89 |
36.4 |
44.06 |
60397 |
1969 |
88.2 |
37.2 |
45.03 |
63953 |
1859 |
86.6 |
37.88 |
45.85 |
Y225M-4 |
55 |
67457 |
1729 |
84.2 |
38.25 |
49.3 |
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