Centrifugal Fans

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Filters use nameplate maximum values (max airflow at zero static pressure, max static pressure at zero airflow). Check the actual operating point on the performance curve of each model.

ModelSizeMax airflowm³/hMax static pressurePaPowerWNoisedB(A)SpeedrpmVoltageV
LWBA4D250-092NT-03 LWBA4D250-092NT-03AC Ø250 mm 700 180 53 61 1,400 380 Details
LWBA4D250-092NT-04 LWBA4D250-092NT-04AC Ø250 mm 824 227 58 64 1,600 380 Details
LWBA4D250-092NT-19 LWBA4D250-092NT-19AC Ø250 mm 855 165 50 68 1,450 380 Details
LWBA4D250-092NT-20 LWBA4D250-092NT-20AC Ø250 mm 1,004 221 60 70 1,600 380 Details
LWBA4D315-102NT-09 LWBA4D315-102NT-09AC Ø315 mm 1,957 309 136 63 1,400 380 Details
LWBA4D315-102NT-10 LWBA4D315-102NT-10AC Ø315 mm 2,163 412 175 65 1,560 380 Details
LWBA4D315-138NT-15 LWBA4D315-138NT-15AC Ø315 mm 2,318 371 220 64 1,450 380 Details
LWBA4D315-138NT-16 LWBA4D315-138NT-16AC Ø315 mm 2,781 515 300 68 1,650 380 Details
LWBA4D355-102NT-05 LWBA4D355-102NT-05AC Ø355 mm 2,524 381 170 63 1,400 380 Details
LWBA4D355-102NT-06 LWBA4D355-102NT-06AC Ø355 mm 2,812 515 250 65 1,500 380 Details
LWBA4D355-102NT-09 LWBA4D355-102NT-09AC Ø355 mm 2,936 464 200 65 1,380 380 Details
LWBA4D355-102NT-10 LWBA4D355-102NT-10AC Ø355 mm 3,245 515 270 67 1,600 380 Details
LWBA4D355-138NT-11 LWBA4D355-138NT-11AC Ø355 mm 3,399 464 360 72 1,450 380 Details
LWBA4D355-138NT-12 LWBA4D355-138NT-12AC Ø355 mm 4,017 618 550 77 1,700 380 Details
LWBA4D400-102NT-03 LWBA4D400-102NT-03AC Ø400 mm 2,936 464 265 64 1,380 380 Details
LWBA4D400-102NT-04 LWBA4D400-102NT-04AC Ø400 mm 3,090 515 320 68 1,460 380 Details
LWBA4D400-138NT-08 LWBA4D400-138NT-08AC Ø400 mm 4,532 494 550 69 1,370 380 Details
LWBA4D400-138NT-10 LWBA4D400-138NT-10AC Ø400 mm 4,120 494 440 66 1,380 380 Details
LWBA4D400-138NT-11 LWBA4D400-138NT-11AC Ø400 mm 5,082 504 484 72 1,400 380 Details
LWBA4D450-138NT-01 LWBA4D450-138NT-01AC Ø450 mm 6,077 618 800 76 1,350 380 Details
LWBA4D450-138NT-08 LWBA4D450-138NT-08AC Ø450 mm 4,450 381 360 61 1,050 380 Details
LWBA4D450-138NT-09 LWBA4D450-138NT-09AC Ø450 mm 6,164 630 616 78.8 1,395 380 Details
LWBA4D450-188NT-03 LWBA4D450-188NT-03AC Ø450 mm 6,695 618 800 79 1,350 380 Details
LWBA4D450-188NT-04 LWBA4D450-188NT-04AC Ø450 mm 7,210 695 1,100 82 1,400 380 Details
LWBA4D500-188NT-01 LWBA4D500-188NT-01AC Ø500 mm 8,034 618 1,000 79 1,350 380 Details
LWBA4D500-188NT-02 LWBA4D500-188NT-02AC Ø500 mm 9,785 773 1,500 80 1,400 380 Details
LWBA4D500-188NT-05 LWBA4D500-188NT-05AC Ø500 mm 9,377 872 1,300 81.9 1,350 380 Details
LWBA4D560-188NT-01 LWBA4D560-188NT-01AC Ø560 mm 13,287 948 2,500 85 1,340 380 Details
LWBA4D560-188NT-03 LWBA4D560-188NT-03AC Ø560 mm 11,330 948 2,500 85 1,350 380 Details
LWBA4D560-188NT-05 LWBA4D560-188NT-05AC Ø560 mm 13,125 798 1,980 83.9 1,350 380 Details
LWBA4D630-188NT-03 LWBA4D630-188NT-03AC Ø630 mm 17,955 956 3,320 86.9 1,210 380 Details
LWBA4E220-092NS-03 LWBA4E220-092NS-03AC Ø220 mm 767 399 64 62.2 2,180 230 Details
LWBA4E250-092NS-01 LWBA4E250-092NS-01AC Ø250 mm 700 180 53 61 1,400 230 Details
LWBA4E250-092NS-02 LWBA4E250-092NS-02AC Ø250 mm 824 227 58 64 1,600 230 Details
LWBA4E250-092NS-17 LWBA4E250-092NS-17AC Ø250 mm 855 165 50 68 1,400 230 Details
LWBA4E250-092NS-18 LWBA4E250-092NS-18AC Ø250 mm 1,004 221 60 70 1,600 230 Details
LWBA4E280-092NS-03 LWBA4E280-092NS-03AC Ø280 mm 1,267 216 80 63 1,350 230 Details
LWBA4E280-092NS-04 LWBA4E280-092NS-04AC Ø280 mm 1,442 288 100 66 1,500 230 Details
LWBA4E315-102NS-01 LWBA4E315-102NS-01AC Ø315 mm 1,391 309 95 56 1,400 230 Details
LWBA4E315-102NS-02 LWBA4E315-102NS-02AC Ø315 mm 1,571 412 115 58 1,600 230 Details
Certifications for this product line
CE-LVD ×3ETL ×2CE-EMCRoHS ×3
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Ningbo Longwell Electric Technology Co., Ltd. · No. 100 Henan Road, Ditang, Yuyao, Ningbo, Chinasales@longwellfans.com · WhatsApp +86 183 5827 4663 · Mon–Fri 8:30–17:30 (UTC+8), reply within 1 business dayHow to order · Privacy notice
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