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NSF/ANSI 49
Class II (Laminar Flow) Biosafety Cabinetry
Class II (Laminar Flow) Biosafety Cabinetry
| Cabinet Style A = Bench Unit With Base or Adjustable Legs Provided B = Bench Unit Without Base or Adjustable Legs Provided C = Console |
Window Type H = Hinged S = Sliding F = Fixed |
Bench Height NA = Not Applicable NP = Not Provided |
CBV = Concurrent Balance Value
Due to a change in nomenclature in NSF/ANSI 49 - 2002 “Class II (Laminar Flow) Biosafety Cabinetry,” Class II, Type A cabinets are now referred to as Class II, Type A1 and Class II, Types B3 and A/B3 cabinets as Class II, Type A2. Class II, Types B1 and B2 cabinets remain unchanged.
Biosafety cabinet models Listed under NSF/ANSI 49 are approved for use with a power supply of 115V/60Hz, unless otherwise noted. If biosafety cabinets have been approved for use with additional power supplies, the power supply will be indicated in the Official Listing.
| Nuaire, Inc. |  |
| 2100 Fernbrook Lane | |
| Plymouth, MN 55447 | |
| United States | |
| 763-553-1270 | |
| Visit this company's website |
| Model Number |
Cabinet Type/Style |
Inflow Velocity (fpm) |
Downflow Velocity (fpm) |
CBV (cfm) at Static Pressure (in w.g.) |
Cabinet Width ft. |
Window Ht/Type in. |
Bench Ht Max in. |
Acceptable Options |
|
| NU-427-400[1] [2] [3] | B1 | A | 100 - 110 | 65 - 75 | 282 @ 0.7 | 4 | 8S | 32 | Bag-In/ Bag-Out I.V. Pole U.V. Light |
| NU-427-600[1] [2] [4] | B1 | A | 100 - 110 | 65 - 75 | 474 @ 0.9 | 6 | 8S | 32 | I.V. Pole U.V. Light Bag-In/ Bag-Out |
| NU-540-300[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-300[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-400[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-400[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-500[5] | A2 | A | 100 - 110 | 57 - 67 | N/A | 5 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-500[5] | A2 | A | 100 - 110 | 57 - 67 | N/A | 5 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-600[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-540-600[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-300[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-300[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-300[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 12S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-400[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-400[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-400[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 12S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-500[5] | A2 | A | 100 - 110 | 57 - 67 | N/A | 5 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-500[5] | A2 | A | 100 - 110 | 57 - 67 | N/A | 5 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-500[5] | A2 | A | 100 - 110 | 57 - 67 | N/A | 5 | 12S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-600[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 8S | 35 | U.V. Light I.V. Pole Canopy Connection |
| NU-543-600[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-543-600[5] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 12S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-300[6] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-300[6] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-400[7] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-400[7] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-500[8] | A2 | A | 100 - 110 | 55 - 65 | N/A | 5 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-500[8] | A2 | A | 100 - 110 | 55 - 65 | N/A | 5 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-600[9] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 8S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-545-600[9] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 10S | 35 | I.V. Pole U.V. Light Canopy Connection |
| NU-560-400[10] | B2 | A | 100 - 110 | 55 - 65 | 859@1.8 | 4 | 8S | 36 | I.V. Pole U.V. Light |
| NU-565-400[10] | B2 | A | 100 - 110 | 55 - 65 | 859@1.8 | 4 | 8S | 36 | I.V. Pole U.V. Light |
| NU-677-400[11] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 12S | 38 | Canopy Connection U.V. Light |
| NU-677-500[12] | A2 | A | 100 - 110 | 55 - 65 | N/A | 5 | 12S | 38 | Canopy Connection U.V. Light |
| NU-677-600[13] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 12S | 38 | Canopy Connection U.V. Light |
| NU-FH677-500[14] | A2 | A | 100 - 110 | 55 - 65 | N/A | 5 | 12S | 38 | U.V. Light |
[1] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening for appropriate correction
factor, if applicable, without adjusting cabinet airflow balance.
[2] Listed model may be suffixed with E. Certified for use with power supplies of 230V/50Hz
and 230V/60Hz.
[3] Beginning with Series 60 and higher. Downflow nominal set-point of 70 fpm was
established 4 inches above the plane of the window with the I.V. Pole and U.V. Light
removed. This cabinet model was Certified to NSF/ANSI 49-2011. This cabinet qualifies
with the optional DC motor installed. Listed model may be prefaced with Q, N, L or S
(i.e. NU-Q427-400).
[4] Beginning with series 40 and higher. Downflow nominal set-point of 60 fpm was
established 4 inches above the plane of the window with the I.V. Pole and U.V. Light
removed. This cabinet qualifies with the optional DC motor installed.
Listed model may be prefaced with Q, N, L or S (i.e. NU-Q427-600). This cabinet model
was Certified to NSF/ANSI 49-2011.
[5] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 60 fpm was established 4 inches above the bottom of the sash with the I.V.
Pole and U.V. Light removed. This cabinet model was Certified to NSF/ANSI 49-2012.
Listed model may be prefaced with Q, N, L, or S (e.g. NU-Q540-300). Certified for use
with power supplies of 100V/50Hz, 100V/60Hz, 230V/50Hz, and 230V/60Hz.
[6] Beginning with serial number 170844102115. Inflow nominal set-point of 105 fpm was
established with a direct airflow reading instrument. A corresponding inflow nominal
set-point of 105 fpm (corrected to local air density) was confirmed using manufacturer's
recommended alternate method with thermal anemometer in a constricted (3 inch high)
access opening and applying appropriate correction factor without adjusting cabinet
airflow balance. The downflow nominal set-point of 60 fpm was established 4 inches
above the bottom of the sash with the I.V. Pole and U.V. Light removed. This cabinet
model was
Certified to NSF/ANSI 49-2014. Listed model may be prefaced with Q, N, L, or S
(e.g. NU-Q540-300). Certified for use with power supplies of 100V/50Hz, 100V/60Hz,
230V/50Hz, and 230V/60Hz.
[7] Beginning with serial number 170847102115. Inflow nominal set-point of 105 fpm was
established with a direct airflow reading instrument. A corresponding inflow nominal
set-point of 105 fpm (corrected to local air density) was confirmed using manufacturer's
recommended alternate method with thermal anemometer in a constricted (3 inch high)
access opening and applying appropriate correction factor without adjusting cabinet
airflow balance. The downflow nominal set-point of 60 fpm was established 4 inches above
the bottom of the sash with the I.V. Pole and U.V. Light removed. This cabinet model was
Certified to NSF/ANSI 49-2020. Listed model may be prefaced with Q, N, L, or S (e.g.
NU-Q540-300). Certified for use with power supplies of 100V/50Hz, 100V/60Hz, 230V/50Hz,
and 230V/60Hz.
[8] Beginning with serial number 170845102115. Inflow nominal set-point of 105 fpm was
established with a direct airflow reading instrument. A corresponding inflow nominal
set-point of 105 fpm (corrected to local air density) was confirmed using manufacturer's
recommended alternate method with thermal anemometer in a constricted (3 inch high)
access opening and applying appropriate correction factor without adjusting cabinet
airflow balance. The downflow nominal set-point of 60 fpm was established 4 inches
above the bottom of the sash with the I.V. Pole and U.V. Light removed. This cabinet
model was Certified to NSF/ANSI 49-2014. Listed model may be prefaced with Q, N, L, or
S (e.g. NU-Q540-300). Certified for use with power supplies of 100V/50Hz, 100V/60Hz,
230V/50Hz, and 230V/60Hz.
[9] Beginning with serial number 170846102115. Inflow nominal set-point of 105 fpm was
established with a direct airflow reading instrument. A corresponding inflow nominal
set-point of 105 fpm (corrected to local air density) was confirmed using manufacturer's
recommended alternate method with thermal anemometer in a constricted (3 inch high)
access opening and applying appropriate correction factor without adjusting cabinet
airflow
balance. The downflow nominal set-point of 60 fpm was established 4 inches above the
bottom of the sash with the I.V. Pole and U.V. Light removed. This cabinet model was
Certified to NSF/ANSI 49-2014. Listed model may be prefaced with Q, N, L, or S
(e.g. NU-Q540-300). Certified for use with power supplies of 100V/50Hz, 100V/60Hz,
230V/50Hz, and 230V/60Hz.
[10] Beginning with serial number 179773041817. Inflow nominal set-point of 105 fpm was
established with a direct airflow reading instrument. A corresponding inflow nominal
set-point of 105 fpm (corrected to local air density) was confirmed using manufacturer's
recommended alternate method with thermal anemometer in a constricted (3 inch high)
access opening and applying appropriate correction factor without adjusting cabinet
airflow balance. The downflow nominal set-point of 60 fpm was established 4 inches
above the bottom of the sash with the I.V. Pole and U.V. Light removed. This cabinet
model was Certified to NSF/ANSI 49-2016. Certified for use with power supplies of
115V/60Hz, 230V/50Hz and 230V/60Hz. The concurrent balance value was taken with the NSF
exhaust system conforming to ASHRAE. However, differences due to the exhaust system,
cabinet and instrumentation may be present and product specification information should
be obtained from the manufacturer.
[11] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 60 fpm was established 4 inches above the bottom of the sash with the U.V.
Light removed. This cabinet model was Certified to NSF/ANSI 49-2011. NuAire canopy
model NU-911-402 was evaluated as part of the NSF Certification testing procedures.
[12] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 60 fpm was established 4 inches above the bottom of the sash with the U.V.
Light removed. This cabinet model was Certified to NSF/ANSI 49-2011. NuAire canopy
model NU-911-502 was evaluated as a part of the NSF Certification testing procedures.
[13] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 60 fpm was established 4 inches above the bottom of the sash with the U.V.
Light removed. This cabinet model was Certified to NSF/ANSI 49-2011. NuAire canopy
model NU-911-602 was evaluated as part of the NSF Certification testing procedures.
[14] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 60 fpm was established 4 inches above the bottom of the sash with the U.V.
Light removed. This cabinet model was Certified to NSF/ANSI 49-2012. NuAire canopy model
NU-911-502 was evaluated as a part of the NSF Certification testing procedures.
NU-FH677-500 is a modified version of NU-677-500, including feed hoppers.
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Facility : Shanghai, China
| Model Number |
Cabinet Type/Style |
Inflow Velocity (fpm) |
Downflow Velocity (fpm) |
CBV (cfm) at Static Pressure (in w.g.) |
Cabinet Width ft. |
Window Ht/Type in. |
Bench Ht Max in. |
Acceptable Options |
|
| NU-543-300[1] | A2 | A | 100 - 110 | 55 - 65 | N/A | 3 | 10S | 35 | Canopy Connection I.V. Pole U.V. Light |
| NU-543-400[1] | A2 | A | 100 - 110 | 55 - 65 | N/A | 4 | 10S | 35 | Canopy Connection I.V. Pole U.V. Light |
| NU-543-500[2] | A2 | A | 100 - 110 | 57 - 67 | N/A | 5 | 10S | 35 | Canopy Connection I.V. Pole U.V. Light |
| NU-543-600[1] | A2 | A | 100 - 110 | 55 - 65 | N/A | 6 | 10S | 35 | Canopy Connection I.V. Pole U.V. Light |
[1] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 60 fpm was established 4 inches above the bottom of the sash with the I.V.
pole and U.V. light removed. This cabinet model was Certified to NSF 49-2012. Listed
model may be prefaced with Q, N, L, or S (e.g. NU-Q540-300). Listed model may be
suffixed with J, K, or S (e.g. NU-543-400S). Certified for use with power supplies of
100V/50Hz, 100V/60Hz, 230V/50Hz, and 230V/60Hz.
[2] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
instrument. A corresponding inflow nominal set-point of 105 fpm (corrected to local air
density) was confirmed using manufacturer's recommended alternate method with thermal
anemometer in a constricted (3 inch high) access opening and applying appropriate
correction factor without adjusting cabinet airflow balance. The downflow nominal
set-point of 62 fpm was established 4 inches above the bottom of the sash with the I.V.
pole and U.V. light removed. This cabinet model was Certified to NSF 49-2012. Listed
model may be prefaced with Q, N, L, or S (e.g. NU-Q540-300). Listed model may be
suffixed with J, K, or S (e.g. NU-543-400S). Certified for use with power supplies of
100V/50Hz, 100V/60Hz, 230V/50Hz, and 230V/60Hz.
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