Features
Speaker design detail summary:
Separate models are available with 4-1/2” or 8"
speakers, and with 25 or 70 VRMS input
Output power is selectable as 1/4, 1/2, 1, 2, or 4 W;
Note: Refer to product selection below and sound
output ratings information on page 2 for listings and
application guidance
One inch speaker coil provides high quality sound
Finish is satin white baked enamel
Grills are heavy gauge steel
Mounting is into square or round backbox (refer to
page 2 for models and compatible backboxes)
ULC listed to Standard CAN/ULC-S541*
Fire alarm listed frequency response is 400 to 4000 Hz
Description
2902-93xx Series Speakers provide voice and tone
notification when used with Simplex
®
Emergency
Voice/Alarm Communication fire alarm control panels.
Heavy gauge steel grills provide resistance against
warping. Standard screws are used to mount the speaker
into its compatible backbox.
Convenient Wattage Selection. Input line matching
transformers are pre-installed and a jumper switch allows
selection of the desired output wattage. The cone is
moisture proof and treated with an antifungal, tropical
environment compatible agent.
Fire Alarm Applications Note: These speakers must
not be painted or have their finish altered in any way.
* Refer to Product Selection and Sound Output Ratings for additional details.
Products are ULC listed under SimplexGrinnell, div of Tyco International of
Canada
LTD.
Round 2902 Series Speaker
(12-3/4” diameter grill shown)
Square 2902 Series Speaker
(12-1/2” grill shown)
Multi-Application Peripherals
ULC Listed* Audible Notification Appliances,
Metal Grill Speakers for Canadian Fire Alarm Applications
S12902-0005-5 7/2010
Speaker Model
Grill Description (A)
Speaker
Size
Compatible Backboxes with Dimensions (B x C)
25 V Input 70 V Input Semi-Flush Mount Surface Mount
2902-9310 2902-9311
Round Grill, 8-9/16”
(217 mm) diameter
4-1/2”
(114 mm)
2975-9302; 6” round x 3-7/16” deep
(152 mm x 87 mm)
Not Available
2902-9312
2902-9313**
(see Note)
Square Grill, 6-3/8”
(162 mm)
4-1/2”
(114 mm)
2975-9303; 5-9/16” square x 4-11/16”
deep (141 mm x 119 mm)
2975-9304**; 6-5/8”
square x 4” deep
(168 mm x 104 mm)
(see Note below)
2902-9314 2902-9315
Round Grill, 12-3/4”
(324 mm) diameter
8”
(203 mm)
2975-9305; 10” round x 4” deep, with
11-5/8” lip (254 mm x 102 mm x
295mm)
Not Available
2902-9316 2902-9317
Square Grill, 12-1/2”
(318 mm)
8”
(203 mm)
2975-9306; 11-3/4” square x 4” deep
(298 mm x 102 mm)
2975-9307; 12-7/8”
square x 4” deep
(327 mm x 102 mm)
** Note: The combination of speaker 2902-9313 and backbox 2975-9304 requires use of the 1 W tap to achieve 85 dB per ULC
sound chamber testing.
Product Selection
(refer to diagram on page 2 for dimension reference (A, B, C)
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