Bosch E90-W, E90-N Specsheet
Fire Alarm Systems | E90 Low‑profile Speakers
E90 Low‑profile Speakers
www.boschsecurity.com
u 24 VDC, filtered or unfiltered
u 25 VRMS or 70 VRMS operation at a choice of five
taps from 0.125 W to 2 W
u Cost‑effective two‑wire design
The E90 Speakers provide high audio output with clear
audibility, and are designed to meet the critical needs
of the life safety industry for effective emergency voice
communications and tone signaling. The
high‑efficiency speakers are designed for maximum
output at a minimum wattage across a frequency range
of 400 Hz to 4 kHz.
A speaker mounting plate with a built‑in level
adjustment allows for a faster and easier installation.
The two‑screw grill cover creates an attractive
appearance.
Certifications and approvals
Cooper Wheelock, Inc. holds these Listings and
Approvals:
Region
Certification
USA UL UEAY: Speakers (UL464), UUKC: Signal-
ing Appliances and Equipment for the
Hearing Impaired (UL1971), UUMW:
Speakers and Amplifiers for Fire Protective Signaling Systems (UL1480,
UL1711, and UL2043)
CSFM see our website
u Easy wiring via screw terminals
u Supervised inputs
Installation/configuration notes
Compatible Products
The following products are compatible with the E90
Speakers:
Category Product ID Product Description
Control
D7022
1
Conventional FACP
Panels
D7024 Conventional or Addressable
2
FACP
FPD-D7024 Conventional or Addressable
2
FACP
D8024 Analog FACP
D9124 Addressable FACP
D10024A Analog FACP
These speakers are compatible with Wheelock SAFEPATH4 Facility
Communication Systems and Bosch Voice Evacuation Systems.
1
When used, the D7022 must be set for 24 VDC
operation.
2
When used with a D7039 Multiplex Expansion
Module, the D7024 and FPD-7024 become
addressable fire alarm control panels (FACPs).
2 | E90 Low‑profile Speakers
Mounting
The low profile design of these notification appliances
creates more wiring space in standard electrical back
boxes. The speaker mounting plate incorporates a
built‑in level adjustment feature allowing for a faster
and easier installation. These speakers mount on the
indicated back boxes for the indicated applications:
Conduit
Applications
Four‑inch square* •
SBB Back Box • •
Surface
Mounted
Flush Mounted
* Requires an SER extension ring.
Wiring
The input terminals accept wires with diameters
between 18 AWG and 12 AWG (ISO 0.75 mm2 and
4 mm2).
Parts included
Quant. Component
1 Speaker
1 Mounting Plate
1 Hardware pack
1 Literature pack
Technical specifications
Electrical
Power Requirements
Ordering information
E90‑N Low‑Profile Speaker (nickel)
Nickel finish, 24 VDC device with high audio output
with clear audibility, dual voltage capability (25 VRMS
or 70 VRMS), and field‑selectable taps from 1/8 W to
2 W
Order number E90-N
E90‑W Low‑Profile Speaker (white)
White, 24 VDC device with high audio output with
clear audibility, dual voltage capability (25 VRMS or
70 VRMS), and field‑selectable taps from 1/8 W to 2 W
Order number E90-W
Accessories
SBB‑R Surface‑mount Back Box (red)
14 cm (5.5 in.) x 14.2 cm (5.6 in.) x 9.1 cm (3.6 in.)
Order number SBB-R
SBB‑W Surface‑mount Back Box (white)
14 cm (5.5 in.) x 14.2 cm (5.6 in.) x 9.1 cm (3.6 in.)
Order number SBB-W
SER‑R Square Semi‑flush Extension Ring (red)
12.7 cm (5 in.) square by 4 cm (1.5625 in.) deep
Order number SER-R
SER‑W Square Semi‑flush Extension Ring (white)
12.7 cm (5 in.) square by 4 cm (1.5625 in.) deep
Order number SER-W
SSB‑4 Ceiling Support Bridge
60.3 cm (23.75 in.) long by 16.5 cm (6.5 in.) wide
Order number SSB-4
Voltage (input): 24 VDC nominal;
16 VDC or FWR to 33 VDC or FWR
Environmental
Relative Humidity: Up to 85%, non‑condensing
Temperature (Operating): 0° to +49°C (+32°F to +120°F)
Mechanical
Dimensions
(diameter x D):
Material: Molded plastic
7.25 in. x 2.9 in. (18.4 cm x 7.5 cm)
Speaker Volume at 10 ft (3 m)
0.125 (1/8) W: 77.5 dBA
0.25 (1/4) W: 80.4 dBA
0.5 (1/2) W: 83.2 dBA
1 W: 85.7 dBA
2 W: 87.8 dBA
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