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    Square Centrifugal Inline Fan, Product # BSQ-180-LMDX-QD, 1907-5414 CFM

    Square Centrifugal Inline Fan, Product # BSQ-180-LMDX-QD, 1907-5414 CFM

    • 23.875 x 23.875 inch inlet width x height
    • 23.875 x 23.875 inch outlet width x height
    • Multiple motor and drive options available to meet any performance and application need
    • Shipping Type:
      Freight
    $1,928.25
    In stock 
    3 on Hand
    Free shipping
    OR
    Need a specific configuration?
    Submit a request online and get a quote from your local representative within 4 hours.

    • 23.875 x 23.875 inch inlet width x height
    • 23.875 x 23.875 inch outlet width x height
    • Multiple motor and drive options available to meet any performance and application need
    • Shipping Type:
      Freight

    Model BSQ centrifugal inline fan features a unique combination of installation flexibility, rugged construction, ease of service, high efficiency and low sound levels. These compact fans are the ideal selection for indoor clean air applications including intake, exhaust, return or make-up air systems where space is a prime consideration. The square housing design eliminates the need for square-to-round transitions, reducing installation costs. With straight-thru airflow, system designers also have flexibility to mount the BSQ in any configuration - horizontal, vertical or at any angle.

    • Removable access panels allow easy access to all interior components
    • Aluminum, centrifugal wheel delivers maximum efficiency
    • Inlet and discharge duct collars allow for easy duct connection
    • Rigid, galvanized steel housing construction
    • Factory tested bearings designed specifically for air handling applications with a minimum L₁₀ life in excess of 100,000 hours
    • Permanent embossed aluminum nameplate for exact model and serial number identification

    California Residents-

    Prop 65 Warning
    Specifications
    Inlet Width x Height
    23 7/8 x 23 7/8 in
    Outlet Width x Height
    23 7/8 x 23 7/8 in
    Impeller Diameter
    18 in
    Damper Width x Damper Height
    24 x 24 in
    Bearing Size
    1 in
    Height
    51 in
    Depth
    28 in
    Weight
    167 lbs
    Application
    Exhaust General and Clean Air
    Recirculate Air
    Supply Air
    Mounting Position
    Horizontal
    Vertical
    Housing Material
    Galvanized Steel
    Drive Type
    Belt Drive
    Impeller Type
    Centrifugal Wheel
    Impeller Material
    Aluminum
    Includes
    Motor cover
    Certifications
    AMCA Sound & Air
    UL/cUL 705
    Drive Package Description
    No drive package included
    Motor Included
    No
    Shipping Type
    Freight
    Package Depth
    36 in
    Package Height
    46 in
    Package Weight
    176 lbs
    Package Width
    31 in
    Warranty Length
    1 Year
    Performance
    CFM Range
    1907-5414
    FRPM Range
    590-1650
    Ps (in. wg) 0 0.125 0.25 0.375 0.5 0.625 0.75 0.875 1 1.25 1.5 1.75 2 2.25 2.5
    1/2 0.16 610 590 CFM 2502 2244 1907 - - - - - - - - - - - -
    Sones 8 7.4 7.4 - - - - - - - - - - - -
    Bhp 0.14 0.15 0.16 - - - - - - - - - - - -
    1/2 0.31 760 610 CFM 3117 2915 2691 2406 1973 - - - - - - - - - -
    Sones 10.2 10.4 10.7 10 9.2 - - - - - - - - - -
    Bhp 0.27 0.29 0.3 0.31 0.3 - - - - - - - - - -
    1/2 0.59 940 760 CFM 3855 3697 3524 3342 3115 2858 2491 1909 - - - - - - -
    Sones 12.9 12.8 12.7 12.5 12.2 12.1 11.6 11.1 - - - - - - -
    Bhp 0.51 0.53 0.55 0.57 0.58 0.59 0.57 0.51 - - - - - - -
    3/4 0.45 860 710 CFM 3527 3352 3162 2938 2682 2289 - - - - - - - - -
    Sones 11.6 11.7 11.7 11.4 11.1 10.4 - - - - - - - - -
    Bhp 0.39 0.41 0.43 0.44 0.45 0.44 - - - - - - - - -
    3/4 0.86 1070 860 CFM 4389 4249 4101 3949 3782 3583 3377 3095 2750 - - - - - -
    Sones 15.6 15.3 15 14.6 14.2 13.9 14 14.1 13.6 - - - - - -
    Bhp 0.75 0.78 0.8 0.82 0.84 0.86 0.86 0.86 0.83 - - - - - -
    1 0.6 950 760 CFM 3896 3739 3568 3392 3168 2924 2572 2048 - - - - - - -
    Sones 13.1 13 12.8 12.6 12.3 12.2 11.8 11.3 - - - - - - -
    Bhp 0.53 0.55 0.57 0.58 0.6 0.6 0.59 0.54 - - - - - - -
    1 1.16 1180 950 CFM 4840 4713 4582 4444 4306 4147 3967 3780 3554 2925 - - - - -
    Sones 18.1 17.6 17 16.6 16.2 15.8 15.6 15.7 15.6 14.8 - - - - -
    Bhp 1.01 1.04 1.06 1.09 1.11 1.13 1.15 1.16 1.16 1.1 - - - - -
    1 1/2 0.89 1080 890 CFM 4430 4291 4145 3994 3832 3636 3432 3164 2832 - - - - - -
    Sones 15.8 15.5 15.2 14.8 14.4 14 14.1 14.3 13.8 - - - - - -
    Bhp 0.78 0.8 0.82 0.84 0.86 0.88 0.89 0.89 0.86 - - - - - -
    1 1/2 1.74 1350 1080 CFM 5537 5427 5316 5196 5074 4955 4829 4673 4515 4179 3689 2985 - - -
    Sones 22 21 21 20 19.9 19.5 19.2 18.8 18.5 18.4 17.8 16.8 - - -
    Bhp 1.52 1.54 1.57 1.6 1.63 1.65 1.68 1.7 1.73 1.74 1.71 1.58 - - -
    2 1.22 1200 1030 CFM 4922 4797 4669 4533 4398 4247 4071 3888 3688 3105 - - - - -
    Sones 18.7 18 17.4 17 16.6 16.2 15.9 16 16 15.2 - - - - -
    Bhp 1.06 1.09 1.11 1.14 1.16 1.18 1.21 1.22 1.22 1.17 - - - - -
    2 2.33 1490 1200 CFM 6111 6011 5911 5807 5697 5588 5479 5369 5232 4945 4648 4218 3674 - -
    Sones 26 24 24 24 23 23 23 22 22 21 21 21 19.7 - -
    Bhp 2.04 2.07 2.1 2.13 2.16 2.2 2.22 2.24 2.27 2.32 2.33 2.32 2.21 - -
    3 1.62 1320 1180 CFM 5414 5301 5188 5065 4941 4818 4680 4520 4355 3978 3446 - - - -
    Sones 22 21 20 19.6 19.2 18.8 18.5 18.2 18 17.8 17.1 - - - -
    Bhp 1.42 1.44 1.47 1.5 1.53 1.55 1.57 1.6 1.61 1.62 1.57 - - - -
    3 3.17 1650 1320 CFM 6768 6677 6587 6496 6399 6300 6201 6102 6004 5770 5511 5243 4900 4491 3949
    Sones 30 29 28 28 28 28 27 27 27 26 25 24 24 24 23
    Bhp 2.77 2.8 2.84 2.87 2.91 2.94 2.98 3.01 3.03 3.09 3.15 3.17 3.16 3.12 2.97
    1/2 1/2 1/2 3/4 3/4 1 1 1 1/2 1 1/2 2 2 3 3
    0.16 0.31 0.59 0.45 0.86 0.6 1.16 0.89 1.74 1.22 2.33 1.62 3.17
    610 760 940 860 1070 950 1180 1080 1350 1200 1490 1320 1650
    590 610 760 710 860 760 950 890 1080 1030 1200 1180 1320
    Ps (in. wg) CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp CFM Sones Bhp
    0 2502 8 0.14 3117 10.2 0.27 3855 12.9 0.51 3527 11.6 0.39 4389 15.6 0.75 3896 13.1 0.53 4840 18.1 1.01 4430 15.8 0.78 5537 22 1.52 4922 18.7 1.06 6111 26 2.04 5414 22 1.42 6768 30 2.77
    0.125 2244 7.4 0.15 2915 10.4 0.29 3697 12.8 0.53 3352 11.7 0.41 4249 15.3 0.78 3739 13 0.55 4713 17.6 1.04 4291 15.5 0.8 5427 21 1.54 4797 18 1.09 6011 24 2.07 5301 21 1.44 6677 29 2.8
    0.25 1907 7.4 0.16 2691 10.7 0.3 3524 12.7 0.55 3162 11.7 0.43 4101 15 0.8 3568 12.8 0.57 4582 17 1.06 4145 15.2 0.82 5316 21 1.57 4669 17.4 1.11 5911 24 2.1 5188 20 1.47 6587 28 2.84
    0.375 - - - 2406 10 0.31 3342 12.5 0.57 2938 11.4 0.44 3949 14.6 0.82 3392 12.6 0.58 4444 16.6 1.09 3994 14.8 0.84 5196 20 1.6 4533 17 1.14 5807 24 2.13 5065 19.6 1.5 6496 28 2.87
    0.5 - - - 1973 9.2 0.3 3115 12.2 0.58 2682 11.1 0.45 3782 14.2 0.84 3168 12.3 0.6 4306 16.2 1.11 3832 14.4 0.86 5074 19.9 1.63 4398 16.6 1.16 5697 23 2.16 4941 19.2 1.53 6399 28 2.91
    0.625 - - - - - - 2858 12.1 0.59 2289 10.4 0.44 3583 13.9 0.86 2924 12.2 0.6 4147 15.8 1.13 3636 14 0.88 4955 19.5 1.65 4247 16.2 1.18 5588 23 2.2 4818 18.8 1.55 6300 28 2.94
    0.75 - - - - - - 2491 11.6 0.57 - - - 3377 14 0.86 2572 11.8 0.59 3967 15.6 1.15 3432 14.1 0.89 4829 19.2 1.68 4071 15.9 1.21 5479 23 2.22 4680 18.5 1.57 6201 27 2.98
    0.875 - - - - - - 1909 11.1 0.51 - - - 3095 14.1 0.86 2048 11.3 0.54 3780 15.7 1.16 3164 14.3 0.89 4673 18.8 1.7 3888 16 1.22 5369 22 2.24 4520 18.2 1.6 6102 27 3.01
    1 - - - - - - - - - - - - 2750 13.6 0.83 - - - 3554 15.6 1.16 2832 13.8 0.86 4515 18.5 1.73 3688 16 1.22 5232 22 2.27 4355 18 1.61 6004 27 3.03
    1.25 - - - - - - - - - - - - - - - - - - 2925 14.8 1.1 - - - 4179 18.4 1.74 3105 15.2 1.17 4945 21 2.32 3978 17.8 1.62 5770 26 3.09
    1.5 - - - - - - - - - - - - - - - - - - - - - - - - 3689 17.8 1.71 - - - 4648 21 2.33 3446 17.1 1.57 5511 25 3.15
    1.75 - - - - - - - - - - - - - - - - - - - - - - - - 2985 16.8 1.58 - - - 4218 21 2.32 - - - 5243 24 3.17
    2 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3674 19.7 2.21 - - - 4900 24 3.16
    2.25 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4491 24 3.12
    2.5 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3949 23 2.97
    • Greenheck Fan Corporation certifies that the model shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and AMCA Publication 311 and comply with the requirements of the AMCA Certified Ratings Program.
    • Performance certified is for installation type B: Free inlet, Ducted outlet.
    • Power rating (BHP/kW) includes transmission losses.
    • Performance ratings do not include the effects of appurtenances (accessories).
    • The inlet sound ratings shown are loudness values in fan sones at 5 ft. (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type B: free inlet hemispherical sone levels.
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