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DBF 4XL Duct Booster Fan

4" duct booster fan, 5ft cord w/plug, 120V, 1~

Item Number: 95901

DBF 4XL is a duct booster fan designed for boosting air on demand. The product is equipped with a 5 feet cord, pressure-sensing switch that activates the fan once positive pressure is sensed in the duct line. The switch shuts the fan off when the pressure in the duct’s normalized.

The DBF 4XL features a galvanized metal housing, pressure-sensing switch and a 5 feet cord for 120V/1~ connection. Suitable for 4” ductwork.

Performance certified by HVI; safety certified by ETL to UL507.

Technical parameters

Norminal data
Voltage (nominal) 120 V
Frequency 60 Hz
Phase(s) 1~
Input power 65 W
Input current 0.54 A
Impeller speed 2,175 r.p.m.
Air flow max 188 cfm
Temperature of transported air max 140 °F
Protection/Classification
Enclosure class, motor IP44
Insulation class B
Dimensions and weights
Duct dimension; Circular, inlet 4 in.
Duct dimension; Circular, outlet 4 in.
Weight 10 lb
Optional
Duct connection type Circular
Position A B C D E F G H J TK U2 Z2 a b c

Description

Power

Red

White

Black

Blue

Brown

Green

Capacitor

Terminal box

Black

Blue

Brown

Neutral

Line

Ground

Diagram 1

Fan Only

Diagram 2

Fan and Pressure Switch

Images Dimensions - DBF 4XL Duct Booster Fan - Fantech
Model A B C D E

DBF4XL

3 7/8 (98)

9 7/8 (251)

8 1/4 (210)

9 1/4 (235)

8 5/8 (219)

Dimensions in inches (mm)

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