
DESCRIPTION
BLOWER:
• Plug-in, permanently lubricated motor - engineered for 
continuous operation
• Dynamically balanced centrifugal blower wheel for quiet, 
efficient performance
• Low RPM for quiet operation
• Airflow-smoothing baffles reduce turbulence
HOUSING:
• Rugged, galvanized steel construction
• 6” round duct connector with tapered sleeve and no metallic 
clatter
• 7-5/8” height allows for 2” x 8” ceiling installations
• Sturdy, easy, four-point mounting directly to joist
• Includes unique, patented spacer for mounting to engineered 
“I” joists
• Includes hanger bars to position housing anywhere between 
16” to 24”-on-center joists
• Can be mounted in ceilings up to 12/12 pitch
GRILLE:
• Polymeric construction
• Innovative design - the result of extensive research with 
designers and consumers
CONTROLS (Purchase separately):
• Refer to NuTone’s catalog for a complete line of accessories to 
effectively adapt these fans to your construction requirements.
U.L. Listed for use over bathtubs and showers when connected to 
a GFCI protected branch circuit (ceiling mount only).
3-Year Warranty
Architectural & Engineering Specifications
August 2015
Model QTXEN150 
Fan
ARCHITECT’S SPECIFICATION
• Fan shall be NuTone Model QTXEN150.
• Fan shall have corrosion resistant galvanized steel housing with 
four-point mounting capability. It shall be ducted to a roof or wall 
cap using 6” round ductwork.
• Blower assembly shall be removable, have a centrifugal-type 
blower wheel and a permanently lubricated motor designed for 
continuous operation.
• 6” round damper/duct connector shall be included.
• Air delivery shall be no less than 150 CFM and sound level no 
greater than 1.4 Sones. All air and sound ratings shall be certified 
by HVI.
• Fan shall be ENERGY STAR® qualified and have an energy 
efficient permanent split capacitor motor.
• Fan shall be U.L. Listed for use over bathtubs and showers when 
connected to a GFCI protected branch circuit (ceiling mount only).
Broan-NuTone LLC  Hartford, Wisconsin  www.nutone.com  888-336-3948
  REFERENCE QTY.  REMARKS  Project
      Location
      Architect
      Engineer
      Contractor
        Submitted by    Date
  51H 99045450A
 

PERFORMANCE RATINGS
MODEL QTXEN150 FAN
HVI PERFORMANCE
Model
QTXEN150
  0.25 120
  Pressure (Ps) 
AMPS
 Model Amps
 QTXEN150 0.5
Static   Fan
  0.10  150 1.4 42.8
HVI-2100 CERTIFIED RATINGS comply with new 
testing technologies and procedures prescribed 
by the Home Ventilating Institute, for off-the-shelf 
products, as they are available to consumers. Product 
performance is rated at 0.1 in. static pressure, based 
on tests conducted in a state-of-the-art test laboratory. 
Sones are a measure of humanly-perceived loudness, 
based on laboratory measurements.
CFM Sones
WEIGHT
  Weight
 QTXEN150 13.1 lbs
Model
 Watts
 Shipping
AIR FLOW PERFORMANCE
MODEL QTXEN150
0.8
0.7
0.6
0.5
0.4
0.3
0.2
Static Pressure (in. w.g.)
0.1
0.0 
0 20 40 60 80 100 120 140 160 180
Airflow (CFM)
Broan-NuTone LLC  Hartford, Wisconsin  www.nutone.com  888-336-3948