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Double Centrifugal Blowers

Double Centrifugal Blower

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155 to 1,200 CFM Dual Centrifugal Blower Fans

Kooltronic Double Centrifugal Blower Fans are designed to provide greater airflow than the related Single Centrifugal Blowers, in the same types of low to moderate static pressure applications. Similarly, they are easily installed and operate with equal effectiveness in any mounting orientation. The Dual Centrifugal Blower series is comprised of 10 models, offering a choice of sizes and capacities to satisfy a wide variety of enclosure cooling or ventilation requirements. Additionally, Kooltronic offers custom-design services for unique cooling specifications.
  • Airflow Capacities: 155 to 1,200 CFM
  • Full performance in any mounting position
  • Rugged construction with baked powder finish
  • UL/CSA ball-bearing motors
  • 12-inch [304.8] (minimum) power and ground leads
Select a Model
KBB25-25
KBB25-25 Blower
Capacity: 155 CFM
Size: 5"H x 10"W x 5"D
Learn more »
KBB30-30
KBB30-30 Blower
Capacity: 185 CFM
Size: 6"H x 10"W x 5"D
Learn more »
KBB36-36
KBB36-36 Blower
Capacity: 390 CFM
Size: 7"H x 12"W x 6"D
Learn more »
KBB37-37
KBB37-37 Blower
Capacity: 465 CFM
Size: 7"H x 14"W x 6"D
Learn more »
KBB43-43
KBB43-43 Blower
Capacity: 450 CFM
Size: 8"H x 12"W x 7"D
Learn more »
KBB50-50
KBB50-50 Blower
Capacity: 500 CFM
Size: 9"H x 14"W x 9"D
Learn more »
KBB57-57
KBB57-57 Blower
Capacity: 560 CFM
Size: 10"H x 14"W x 8"D
Learn more »
KBB60-60
KBB60-60 Blower
Capacity: 665 CFM
Size: 11"H x 12"W x 9"D
Learn more »
KBB64-64
KBB64-64 Blower
Capacity: 890 CFM
Size: 11"H x 14"W x 11"D
Learn more »
KBB80-80
KBB80-80 Blower
Capacity: 1,200 CFM
Size: 14"H x 14"W x 12"D
Learn more »
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Tuesday, May 20, 2025  
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Kooltronic, Inc.
30 Pennington-Hopewell Road
Pennington, NJ 08534 USA
609-466-3400
800-321-KOOL
609-466-1114 (fax)
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