The wiring of the fan must be a 14 AWG wire and should be protected by an overcurrent protection (fuse or circuit breaker) rated at 15 amps or less.
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Tjernlund Duct Booster Fan, 12in., 875 CFM, Model# EF-12

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Shipping:
Factory shippedStore Pickup:
Not available - online only
- Easily installed in metal or flex ducting
- Suitable for air temperatures up to 150°
- Permanently lubricated shaded pole
- 24-g. galvanized steel housing, aluminum prop fan
See full description
Description
Key Specs
Reviews
Q & A
Warranty
Compare
Product Summary
What's Included
- (1) Fan
Downloads

Features + Benefits
- Easily installed in metal or flex ducting
- Suitable for air temperatures up to 150°
- Permanently lubricated shaded pole
- 24-g. galvanized steel housing, aluminum prop fan
Key Specs
| Attribute | Specification |
|---|---|
item# | 517517 |
Brand | Tjernlund |
Manufacturer's Warranty | 1 year limited warranty |
Ship Weight | 11.1 LB |
Air Delivery | 875 cfm |
| Attribute | Specification |
|---|---|
Outdoor Rated | No |
Horsepower | 0.04 HP |
Volts | 120 |
Fan Diameter | 12 in |
Speeds (qty.) | 1 |
Reviews
Questions & Answers
Questions
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· 4 years ago
Does this have to be on a dedicated circuit? Also can it be on a 15amp or does it require 20 circuit?
1 answer-
ProductExpert11· 4 years ago
Helpful?
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· 5 years ago
Does this come with the Tube too? and how long is the tube?
1 answer-
ProductExpert11· 5 years ago
The booster fan does not come with the duct work. The overall dimensions are 15.75" L x 12" W x 13.75" H.
Helpful?
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Anonymous· 5 years ago
is this motor sealed . i am thinking of using in a paint booth
1 answer-
ProductExpert6· 5 years ago
The motor on this duct booster fan is not sealed. It would not be recommended to use in a paint booth.
Helpful?
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· 7 years ago
can it tun 24/7?
1 answer-
ProductExpert11· 7 years ago
This booster fan is rated for continuous duty and can run 24/7.
Helpful?
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· 8 years ago
do you sell a pressure switch to turn the fan on automaticily
1 answer-
ProductExpert24· 8 years ago
The pressure switch, item TJPS1503 is available for purchase through our Parts Department at 1-800-657-0516.
Helpful?
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Warranty
Manufacturer's Warranty
1 year limited warranty
Extend Your Warranty Coverage with a Northern Protection Plan (NPP)
Replacement Plan — 1 Year
A Northern Protection Plan is available after adding the product to your shopping cart.
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Specifications
875 cfm
598 cfm
815 cfm
273 cfm
No
No
No
No
0.04 HP
-
-
-
120
120
120
120
12 in
-
-
-
1
1
1
1
-
140
203
74
-
No
No
No
-
71 dB
70 dB
61 dB
-
Gray
Gray
Gray
-
Gray
Gray
Gray
-
3,028 rpm
2,443 rpm
2,534 rpm
-
Yes
Yes
Yes
-
15.0000 lb
17.0000 lb
8.0000 lb
-
15.5 x 11.25 x 13.5 in
17.79 x 12.5 x 15.75 in
12.67 x 9.0 x 10.625 in
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