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    Square Centrifugal Inline Fan, Product # BSQ-140-LMDX-QD, 785-3262 CFM

    Square Centrifugal Inline Fan, Product # BSQ-140-LMDX-QD, 785-3262 CFM

    • 19.875 x 19.875 inch inlet width x height
    • 19.875 x 19.875 inch outlet width x height
    • Multiple motor and drive options available to meet any performance and application need
    • Shipping Type:
      Freight
    $1,510.46
    25 Days
    Lead Time 
    Free shipping
    OR
    Need a specific configuration?
    Submit a request online and get a quote from your local representative within 4 hours.

    • 19.875 x 19.875 inch inlet width x height
    • 19.875 x 19.875 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
    19 7/8 x 19 7/8 in
    Outlet Width x Height
    19 7/8 x 19 7/8 in
    Impeller Diameter
    14 in
    Damper Width x Damper Height
    20 x 20 in
    Bearing Size
    3/4 in
    Height
    43 in
    Depth
    23 in
    Weight
    86 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
    Warranty Length
    1 Year
    Performance
    CFM Range
    785-3262
    FRPM Range
    780-2160
    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 2.75
    1/4 0.15 890 790 CFM 1678 1550 1399 1203 785 - - - - - - - - - - -
    Sones 7.4 7.6 7.9 7.2 4.9 - - - - - - - - - - -
    Bhp 0.13 0.14 0.15 0.15 0.13 - - - - - - - - - - -
    1/4 0.29 1110 890 CFM 2093 1994 1882 1759 1623 1428 1095 - - - - - - - - -
    Sones 11.2 11.1 11.1 11.2 11 9.4 7.5 - - - - - - - - -
    Bhp 0.25 0.27 0.27 0.28 0.29 0.28 0.26 - - - - - - - - -
    1/3 0.2 980 810 CFM 1848 1735 1601 1452 1235 - - - - - - - - - - -
    Sones 9.2 9.3 9.4 9.6 7.3 - - - - - - - - - - -
    Bhp 0.17 0.19 0.19 0.2 0.19 - - - - - - - - - - -
    1/3 0.38 1220 980 CFM 2301 2211 2112 2004 1890 1762 1577 1304 - - - - - - - -
    Sones 12.7 12.5 12.4 12.4 12.4 12.2 11.6 10.8 - - - - - - - -
    Bhp 0.34 0.35 0.36 0.37 0.38 0.38 0.38 0.36 - - - - - - - -
    1/2 0.15 900 780 CFM 1697 1571 1422 1235 856 - - - - - - - - - - -
    Sones 7.5 7.8 8 7.4 5.2 - - - - - - - - - - -
    Bhp 0.14 0.14 0.15 0.15 0.14 - - - - - - - - - - -
    1/2 0.3 1120 900 CFM 2112 2014 1903 1781 1648 1460 1154 - - - - - - - - -
    Sones 11.3 11.3 11.2 11.3 11.2 9.7 7.9 - - - - - - - - -
    Bhp 0.26 0.27 0.28 0.29 0.3 0.29 0.27 - - - - - - - - -
    1/2 0.58 1400 1120 CFM 2640 2562 2482 2390 2295 2195 2088 1966 1793 - - - - - - -
    Sones 14.8 14.6 14.4 14.3 14.3 14.1 14 13.9 13.7 - - - - - - -
    Bhp 0.51 0.52 0.54 0.55 0.56 0.57 0.58 0.58 0.57 - - - - - - -
    3/4 0.44 1280 1060 CFM 2414 2328 2236 2135 2027 1911 1769 1580 1254 - - - - - - -
    Sones 13.6 13.4 13.1 13.1 13.1 13.1 13.1 13 12.9 - - - - - - -
    Bhp 0.39 0.4 0.41 0.42 0.43 0.44 0.44 0.43 0.4 - - - - - - -
    3/4 0.86 1600 1280 CFM 3017 2949 2880 2805 2725 2642 2555 2468 2370 2117 1719 - - - - -
    Sones 17 16.8 16.6 16.6 16.6 16.6 16.3 16 15.7 14.9 13.8 - - - - -
    Bhp 0.76 0.78 0.8 0.81 0.82 0.83 0.84 0.86 0.86 0.85 0.81 - - - - -
    1 0.59 1410 1170 CFM 2659 2581 2502 2411 2317 2218 2113 1997 1825 1274 - - - - - -
    Sones 14.9 14.7 14.5 14.4 14.4 14.2 14.1 14 13.8 13.2 - - - - - -
    Bhp 0.52 0.54 0.55 0.56 0.57 0.58 0.59 0.59 0.58 0.52 - - - - - -
    1 1.14 1760 1410 CFM 3319 3257 3194 3131 3059 2986 2910 2831 2752 2578 2342 2007 - - - -
    Sones 19.8 19.3 19 19 18.9 18.7 18.7 18.6 18.4 17.8 17.1 16.1 - - - -
    Bhp 1.01 1.03 1.05 1.07 1.08 1.09 1.1 1.12 1.14 1.14 1.14 1.1 - - - -
    1 1/2 0.88 1610 1400 CFM 3036 2968 2900 2826 2746 2664 2578 2491 2395 2149 1767 - - - - -
    Sones 17.2 16.9 16.7 16.7 16.7 16.7 16.4 16.1 15.8 15 13.9 - - - - -
    Bhp 0.77 0.79 0.81 0.82 0.83 0.84 0.86 0.87 0.88 0.87 0.83 - - - - -
    1 1/2 1.71 2010 1610 CFM 3790 3736 3681 3627 3571 3507 3443 3379 3312 3173 3027 2870 2633 2342 1899 -
    Sones 26 26 25 25 26 26 25 25 25 24 24 23 23 22 20 -
    Bhp 1.51 1.53 1.55 1.57 1.59 1.61 1.62 1.63 1.65 1.68 1.71 1.71 1.69 1.64 1.53 -
    2 1.09 1730 1540 CFM 3262 3199 3136 3071 2996 2922 2844 2764 2684 2504 2246 1866 - - - -
    Sones 19.1 18.7 18.3 18.3 18.2 18.1 18.1 18 17.8 17.2 16.4 15.2 - - - -
    Bhp 0.96 0.98 1 1.02 1.03 1.04 1.05 1.07 1.08 1.09 1.08 1.02 - - - -
    2 2.12 2160 1730 CFM 4073 4023 3972 3921 3870 3815 3755 3696 3637 3510 3381 3242 3096 2883 2659 2298
    Sones 32 31 30 30 31 32 31 30 30 30 29 28 28 27 26 25
    Bhp 1.87 1.89 1.92 1.94 1.97 1.98 2 2.01 2.02 2.06 2.1 2.12 2.12 2.1 2.08 1.98
    1/4 1/4 1/3 1/3 1/2 1/2 1/2 3/4 3/4 1 1 1 1/2 1 1/2 2 2
    0.15 0.29 0.2 0.38 0.15 0.3 0.58 0.44 0.86 0.59 1.14 0.88 1.71 1.09 2.12
    890 1110 980 1220 900 1120 1400 1280 1600 1410 1760 1610 2010 1730 2160
    790 890 810 980 780 900 1120 1060 1280 1170 1410 1400 1610 1540 1730
    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 CFM Sones Bhp CFM Sones Bhp
    0 1678 7.4 0.13 2093 11.2 0.25 1848 9.2 0.17 2301 12.7 0.34 1697 7.5 0.14 2112 11.3 0.26 2640 14.8 0.51 2414 13.6 0.39 3017 17 0.76 2659 14.9 0.52 3319 19.8 1.01 3036 17.2 0.77 3790 26 1.51 3262 19.1 0.96 4073 32 1.87
    0.125 1550 7.6 0.14 1994 11.1 0.27 1735 9.3 0.19 2211 12.5 0.35 1571 7.8 0.14 2014 11.3 0.27 2562 14.6 0.52 2328 13.4 0.4 2949 16.8 0.78 2581 14.7 0.54 3257 19.3 1.03 2968 16.9 0.79 3736 26 1.53 3199 18.7 0.98 4023 31 1.89
    0.25 1399 7.9 0.15 1882 11.1 0.27 1601 9.4 0.19 2112 12.4 0.36 1422 8 0.15 1903 11.2 0.28 2482 14.4 0.54 2236 13.1 0.41 2880 16.6 0.8 2502 14.5 0.55 3194 19 1.05 2900 16.7 0.81 3681 25 1.55 3136 18.3 1 3972 30 1.92
    0.375 1203 7.2 0.15 1759 11.2 0.28 1452 9.6 0.2 2004 12.4 0.37 1235 7.4 0.15 1781 11.3 0.29 2390 14.3 0.55 2135 13.1 0.42 2805 16.6 0.81 2411 14.4 0.56 3131 19 1.07 2826 16.7 0.82 3627 25 1.57 3071 18.3 1.02 3921 30 1.94
    0.5 785 4.9 0.13 1623 11 0.29 1235 7.3 0.19 1890 12.4 0.38 856 5.2 0.14 1648 11.2 0.3 2295 14.3 0.56 2027 13.1 0.43 2725 16.6 0.82 2317 14.4 0.57 3059 18.9 1.08 2746 16.7 0.83 3571 26 1.59 2996 18.2 1.03 3870 31 1.97
    0.625 - - - 1428 9.4 0.28 - - - 1762 12.2 0.38 - - - 1460 9.7 0.29 2195 14.1 0.57 1911 13.1 0.44 2642 16.6 0.83 2218 14.2 0.58 2986 18.7 1.09 2664 16.7 0.84 3507 26 1.61 2922 18.1 1.04 3815 32 1.98
    0.75 - - - 1095 7.5 0.26 - - - 1577 11.6 0.38 - - - 1154 7.9 0.27 2088 14 0.58 1769 13.1 0.44 2555 16.3 0.84 2113 14.1 0.59 2910 18.7 1.1 2578 16.4 0.86 3443 25 1.62 2844 18.1 1.05 3755 31 2
    0.875 - - - - - - - - - 1304 10.8 0.36 - - - - - - 1966 13.9 0.58 1580 13 0.43 2468 16 0.86 1997 14 0.59 2831 18.6 1.12 2491 16.1 0.87 3379 25 1.63 2764 18 1.07 3696 30 2.01
    1 - - - - - - - - - - - - - - - - - - 1793 13.7 0.57 1254 12.9 0.4 2370 15.7 0.86 1825 13.8 0.58 2752 18.4 1.14 2395 15.8 0.88 3312 25 1.65 2684 17.8 1.08 3637 30 2.02
    1.25 - - - - - - - - - - - - - - - - - - - - - - - - 2117 14.9 0.85 1274 13.2 0.52 2578 17.8 1.14 2149 15 0.87 3173 24 1.68 2504 17.2 1.09 3510 30 2.06
    1.5 - - - - - - - - - - - - - - - - - - - - - - - - 1719 13.8 0.81 - - - 2342 17.1 1.14 1767 13.9 0.83 3027 24 1.71 2246 16.4 1.08 3381 29 2.1
    1.75 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2007 16.1 1.1 - - - 2870 23 1.71 1866 15.2 1.02 3242 28 2.12
    2 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2633 23 1.69 - - - 3096 28 2.12
    2.25 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2342 22 1.64 - - - 2883 27 2.1
    2.5 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1899 20 1.53 - - - 2659 26 2.08
    2.75 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2298 25 1.98
    • 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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