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The FSL-1 from TecNec is a triple-sided warning light that can be used in the studio and outdoors. It features a white shell and comes with a 25W red bulb.
The FSL-1 from TecNec is a triple-sided warning light that can be used in the studio and outdoors. It features a white shell and comes with a 25W red bulb.
Note:
This is an updated version of the FSL-1, with slightly larger dimensions and now both indoor and outdoor capability. The update was made in April of 2017.
Key Features
120V, 75W indoor/outdoor capable
16-gauge, cold-rolled steel baseplate
One-piece, UV-stabilized polycarbonate lens
Medium-base socket (standard incandescent)
25W red bulb
Recommended Installation: Hardwire to 110V junction box
TecNec FSL-1 Specs
Voltage
120 V, 75 W
Recommended Installation: Hardwired to 110 V junction box
16-gauge CRS baseplate with four-point mounting holes, one wireway hole, white TGIC polyester powder coat, 5-stage pre-treatment
Salt Spray Test: 1,000 hours
Reflectance: 92%
Gasket
Die-cut, closed-cell neoprene gasket seals lens/housing to mounting surface
Hardware
Two stainless steel Torx with center-pin fasteners secure lens/housing to baseplate
Electrical
Medium-base, shock-absorbing lamp socket
Installation
Fixture must be installed lamp base up; standard four-point mounting required
Listings
UL and CUL for wet locations
Dimensions
H x W x D: 9.25 x 5.75 x 4.75" (23.5 x 14.6 x 12 cm)
Packaging Info
Package Weight
1.7 lb
Box Dimensions (LxWxH)
9.6 x 6.6 x 4.55"
TecNec FSL-1 Reviews
Great looking wall-mount lamp!
By Robin
Rated 5 out of 5
Date: 2025-07-26
This ON AIR sign is a perfect lamp for our eclectic home design. We installed it at the top of our spiral staircase, and it has become a real attention-grabber! Well made, solid, perfect!
Great and Eye catching
By Johnathan
Rated 5 out of 5
Date: 2021-04-29
Purchased for my podcast studio and it does exactly what it says on the tin! Great looking and eye catching for people not to disrupt a master at work - NOT!!!
Thanks guys n gals great item
See any errors on this page?
Can you recommend a mounting Base?
Can you recommend a mounting Base?
Asked by: Peter
The TecNec FSL-1 Triple-Sided, On-Air Warning Light is standardly mounted to a wall or other surface and has mounting locations on the back of its base plate for hanging.
Answered by: Matt Z
Date published: 2024-01-04
question
Do you have a 230VAC version? Otherwise it is possible to replace the bulb to a 230VAC alternative?
Asked by: Anonymous
We replaced the bulb to a similar 230VAC one and it works perfectly.
Answered by: Ahmed B.
Date published: 2018-08-28
question
What are the dimensions?
Asked by: Anonymous
Dimensions 6 x 8 x 4 (15.2 x 20.3 x 10.1 cm)
Answered by: Mark S.
Date published: 2024-01-04
question
how does this unit turn on/off.. is there a switch or do you have to manually plug and unplug it when not in use?
Asked by: Anonymous
I will use this in a radio broadcast studio(s) and the "mixer board" supplies a relay closure when the mic is turned on so I use that to make a dc low voltage circuit to energize a Solid State Relay (SSR) (3 to 32 volts dc) and that relay completes the 110volt circuit to light this wall mounted outside the studio light. None of the broadcast suppliers have anything close to this classic fixture.
Answered by: Gordon
Date published: 2024-01-05
question
Does it mount to a single gang box?
Asked by: Anonymous
I am not sure. I had an electrician install it. I
Answered by: Michael J S.
Date published: 2018-08-28
question
Does the light flash or do you have to install a flasher?
Asked by: Dale
It does NOT flash.
Answered by: Tim M.
Date published: 2018-08-28
question
Is this light waterproof? Can it be mounted outside?