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TJERNLUND In-Line Duct Fan: 875 cfm Max., 12 in Duct, 21.3 W, 120V AC, 1 Ph - HVAC Booster Inline Duct Fans
TJERNLUNDHVAC Booster Inline Duct Fans

TJERNLUND In-Line Duct Fan: 875 cfm Max., 12 in Duct, 21.3 W, 120V AC, 1 Ph

The TJERNLUND EF-12 is a 12-inch in-line duct fan designed for HVAC booster applications. It features a single-speed, standard-efficiency motor operating at 120V AC with a maximum airflow of 875 cfm and an airflow…

SKU 3G-OTH-78727

Brand
TJERNLUND
Item
In-Line Duct Fan: 875 cfm Max., 12 in Duct, 21.3 W, 120V AC, 1 Ph
Category
HVAC Booster Inline Duct Fans
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Technical Specifications

TJERNLUND
Manufacturer Part Number
EF-12
Type
21.3 W, Galvanized Steel
AC
120V
Ph
1
Duct
12 in
Includes
External Junction Box for Easy Wiring
Number of Speeds
1
Nameplate Voltage
120V AC
Speed Controllable
Yes
High-Efficiency Motor
No
High-Efficiency Motor Broad
Standard-Efficiency Motor
Airflow @ 0.000 in SP - Range
750 to 1,500 cfm
View Full Spec Sheet

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TJERNLUND Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TJERNLUND EF-12 is a 12-inch in-line duct fan designed for HVAC booster applications. It features a single-speed, standard-efficiency motor operating at 120V AC with a maximum airflow of 875 cfm and an airflow range of 750 to 1,500 cfm at 0.000 in SP. The unit includes an external junction box for easy wiring and is speed controllable.

Frequently Asked Questions

What is the TJERNLUND EF-12 in-line duct fan used for?

The TJERNLUND EF-12 is an HVAC booster fan used to increase airflow in duct systems. It is ideal for residential or light commercial applications where additional ventilation or exhaust is needed, such as in bathrooms, kitchens, or grow rooms.

What are the specifications of the TJERNLUND EF-12?

The TJERNLUND EF-12 is a 12-inch in-line duct fan with a maximum airflow of 875 cfm and an airflow range of 750 to 1,500 cfm at 0.000 in SP. It operates on 120V AC, single-phase, with a 21.3 W motor. The unit is speed controllable and includes an external junction box for easy wiring.

Where to buy the TJERNLUND EF-12 in-line duct fan worldwide?

3G Electric supplies the TJERNLUND EF-12 in-line duct fan to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the TJERNLUND EF-12 in-line duct fan?

Install the TJERNLUND EF-12 by mounting it securely in the duct run with the airflow arrow pointing away from the intake. Use the included external junction box for wiring to a 120V AC power source. Ensure the fan is speed controllable via a compatible controller for optimal performance.

Used in

Common applications for TJERNLUND
Residential furnace venting — TJERNLUND GPAK1 pipe-mount draft inducer for natural gas furnaces with 4 in pipe
Oil heating exhaust — TJERNLUND RT750 roof-mount draft inducer for furnaces and oil heating, 8 in to 10 in pipe
LP water heater venting — TJERNLUND HS2 pipe-mount draft inducer with UC1 control for water heaters using LP fuel
Radon mitigation — TJERNLUND PVC4 inline duct fan for 4 in PVC ductwork, 80 cfm max, 115V AC
Vent termination — TJERNLUND VH1-6 wall cap vent hood for 6 in aluminum duct, with screen
Draft monitoring — TJERNLUND PS2501 adjustable air pressure switch for HVAC systems, 0.05 to 12 in wc range

TJERNLUND Products

3G Electric supplies TJERNLUND hvac booster inline duct fans. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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