Skip Content

Galvanized Steel Inline Duct Booster, Fits Duct Dia. 5 to 8", Voltage 120V close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
Megaphone How can we improve our Product Images?

Galvanized Steel Inline Duct Booster, Fits Duct Dia. 5 to 8", Voltage 120V

Price $129.25 / each

Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Confirm ZIP Code to determine availability.

Save

Invalid Zip Code

Go

Ship to: (Change)

Go

Invalid Zip Code

  • Item # 4C724
  • Mfr. Model # DB-2
  • UNSPSC # 40101604
  • Catalog Page # 3870
  • Shipping Weight 7.1 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Booster fits in round, square, or flat ducts as shallow as 3-1/4" deep. One 4" x 7" cutout is required. Unit attaches to ductwork with 4 sheet metal screws. Steel housing and wheel. 1/70 HP. The permanently lubricated motor is positioned out of the air stream. Motor shaft should remain horizontal to the floor; mount on bottom of horizontal or side of vertical duct. Not for use with combustion exhaust. Unit may be actuated by Pressure Switch No. 5C968, sold separately.
Note: The cfm rating is for 8" dia. pipe. Air flow will decrease slightly with smaller pipe.

View More

Technical Specs

  • Item Inline Duct Booster
  • Housing Material Galvanized Steel
  • Fits Duct Dia. 5 to 8"
  • Voltage 120V
  • Max. Amps 0.51
  • Max. Wattage 40
  • Number of Speeds 1
  • Length 7"
  • CFM @ 0.000-In. SP 275
  • CFM @ 0.400-In. SP 220
  • CFM @ 0.450-In. SP 180
  • CFM @ 0.500-In. SP 100
  • Max. Inlet Temp. 200 Degrees F
  • Inlet and Outlet Dia. 5 to 8"
  • Hz 60
  • Phase 1
  • Motor RPM 1550
  • Motor Enclosure Totally Enclosed
  • Bearing Type Sleeve
  • Width 9-1/2"
  • Height 8-3/4"
  • Speed Control Yes
  • Mounting Position Horizontal
  • Standards UL Listed
  • Includes Mounting Template
Megaphone How can we improve our Technical Specifications?

Compliance and Restrictions

None

Product availability based on selecting either shipping or pick up and a location. Dismiss

Replacement Parts

Need help finding replacement parts? Please use the list below or call 1-800-GRAINGER (472-4643)

Alternate Search Terms

Customer Reviews


Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.