43
Motors Are Sleeve Bearing Unless Indicated - Rotation Determined Opposite Shaft End (Double Shaft Determined By Lead End)
Control Options
Manual Control
• 115V Source - continuous operation.
• 115V Switch - manual ON/ OFF ctrl.
Automatic Control
• Wire to furnace fan.
• Wire to fan switch.
• Wire to a sail switch.
• Wire to a pressure switch.
• Wire to thermostat.
In-Line Air Duct Booster Fans
Standard Air Duct Boosters
Part #
Description
Max Boosted
CFM
Free Air
CFM
Watts Amps dBA Blade
Housing
Length
T9-DB68
6" - 8" Universal
Round
250
160 30 0.35 50
Polycarbonate
4"×11"
T9-DB6-2CR
6" Rnd Double
Crimp
250
160 30 0.35 50
Polycarbonate
8"
T9-DB4
4" Round
80
40 30 0.30 52
Polycarbonate
6"
T9-DB5
5" Round
225
140 30 0.35 51
Polycarbonate
6"
T9-DB6
6" Round
250
160 30 0.35 50
Polycarbonate
6"
T9-DB8
8" Round
500
210 60 0.75 54
Polycarbonate
8"
T9-DB10
10" Round
650
300 120 1.50 55
Aluminium
8"
T9-DB12R
12" Round
800
650 120 1.50 55
Aluminium
8"
T9-DB68
Illustrated
Two Speed Air Duct Boosters
Part #
Description
Max Boosted
CFM
Free Air
CFM
Watts Amps dBA Blade
T9-DB6-2
6" Round 2 Speed 200/300 160/180 30 0.35 50/52
Polycarbonate
T9-DB8-2
8" Round 2 Speed 500/600 210/250 60 0.85 50/55
Polycarbonate
T9-DB10-2
10" Round 2 Speed 650/900 300/460 135 1.70 56/59
Aluminium
4-Pole Duct Boosters
Designed for larger ducts requiring commercial grade power and performance.
Part #
Description
Max Boosted
CFM
Free Air
CFM
Watts Amps dBA Blade
T9-DB124
12" Round
1160 700 120 1.00 61 Aluminium
T9-DB144
14" Round
1580 900 120 1.00 61 Aluminium
T9-DB164
16" Round
1760 1100 120 1.00 54 Aluminium
Air Duct Booster
Designed to be installed at any angle in the branch
duct of under-ventilated rooms to increase either hot
or cool air flow supply. One year limited warranty.
T9-DB6
Illustrated
T9-DB5-2
Illustrated
4-Pole Duct
Booster Illustrated
Poor Air Flow
From Main Supply
Enhanced / Air
Flow
To Problem Area
Plug-In Switch - Thermostatically Controlled
Part #
Description
Volts
Dimensions
Weight
T9-DS45110
5 Amp maximum load
(Replaceable 5A fuse).
115
5.50" × 3.25" ×
2.25"
1.25
lbs.
• Economical and reliable automatic on/off control for in-line duct booster fans.
• Mounts on duct or wall to control ambient room temperature.
• Adjustable temperature range: 45° F (7° C) to 110° F (43° C) and differential.
• 6' Grounded cord.
• Year round use, ON/ OFF, AUTO heating and AUTO cooling .
• Controls various devices, including alarms, heat lamps, lights, louvers, etc.
Duct Thermostat
T9-DS45110
illustrated
Plug-In Duct Stat
The T9-DS45110 duct stat
simplifies installation of
in-line duct booster fans
by eliminating electrical
connections at the furnace.
Duct Boosters
