FEDERAL SIGNAL CORPORATION
Strobe Combination
Audible/Visual
Warning Signal
Model 400ST
AUDIBLE AND VISUAL
WARNING IN A SINGLE
VERSATILE UNIT
• Available in 120VAC
• Five dome colors
• 10,000 hour strobe tube
• Wall mount
• Sounder/Horn (Model 350)
sold separately
• Indoor/Outdoor use
• Type 3R enclosure
(In dome up orientation)
• UL and cUL Listed
Federal Signal’
the effective warning of a strobe light with an optional Federal
Signal Model 350 horn.
The Model 400ST includes a fresnel lens, providing 360-degree
flash coverage. Its strobe tube produces bright, high-intensity
flashes at 400 effective candela at 75 flashes per minute.
Available in five dome colors: amber, blue, clear, green and red.
The Model 400ST is ideal for use wherever both audible and
visual warning signals are needed. This rugged unit is excellent
for industrial use and adaptable to most in-plant signaling needs.
A modern housing design makes the Model 400ST suitable for
use in institutional or non-industrial settings requiring an audible/
visual alarm system, where heavy-duty industrial equipment might
not be appropriate. Sounder/Horn (Model 350) sold separately.
s Model 400ST audible/visual signal combines
Operating Flash Rate/ Candela
oltage
Model
400ST 120VAC 50/60Hz 0.6 amps 75 900,000 400 Wall/Surface
1
Peak candela is the maximum light intensity generated by a flashing light during its light pulse
2
ECP (Effective Candela) is the intensity that would appear to an observer if the light were burning steadily
V
Current Minute Peak
1
ECP2Mount
STROBE AUDIBLE/VISUAL WARNING SIGNAL (400ST)
6.31"/160.3 mm
Clear Glass
Fresnel Lens
Dome
10.5"/266.7 mm
Solid State
Circuitry
Aluminum
Housing
SPECIFICATIONS
Lamp Life*: 10,000 hours 10,000 hours
Lamp Style: Strobe Strobe
Operating Temperature: -31°F to 150°F -35°C to 66°C
Net Weight: 4.5 lbs. 2.0 kg
Shipping W
eight: 5.1 lbs. 2.3 kg
Height: 10.5" 266.7 mm
Diameter: 6.31" 160.3 mm
* Optimal hours under ideal conditions.
Strobe Tube
Neoprene
Gasket
HOW TO ORDER
• Specify model, voltage and color
• Specify options:
Audible signaling with horn (350)
and mounting kit (400HMK-AC)
sold separately
• Please refer to Model Number Index
400ST beginning on page 377
REPLACEMENT PARTS
Description Part Number
Exterior Dome, Amber K8547C001A-04
Exterior Dome, Blue K8547C001A-02
Exterior Dome, Clear
K8547C001A-05
Exterior Dome, Green K8547C001A-03
Exterior Dome, Red K8547C001A-01
Interior Fr
esnel Lens, Clear K8248C004E-04
Strobe Tube K8107178A
Assembly
PC
2645 Federal Signal Dr
, 120VAC K200D825E
., University Park, IL 60466 T
el: 708.534.4756 Fax: 708.534.4852 www
.federalsignal-indust.com
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