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Conventional Audio Visual Devices

CWSO-RR-S1 Conventional Sounder, Red 107dB EN54-3 32-Tone

Operating voltage
9 to 29VDC (Approved to EN54-3 @ 9-14V and 18-29V)
Average current consumption
31mA @ 29VDC (Tone 8)
Maximum sound output
107dB (A) @ 1m (Tone 23)
Number of tones
32 includes a bell tone (Full tone table available on website & installation manual)
Operating temperature
-25°C to 70°C
Ingress protection
IP21C – low profile base / IP65 – deep base
Gross weight standard device
(low profile) 190g (deep / IP65) 197g

Overview

What it is and how it fits the system.

This red EN54-3 approved low-profile sounder is a non-addressable device for wall and ceiling mount applications, supplied complete with a low-profile base. It delivers a maximum sound output of 107dB(A) at 1m and offers 32 selectable tones including a bell tone, with high or medium volume settings. Operating on 9 to 29VDC across a -25C to 70C range, it draws an average 31mA at 29VDC.

Technical overview

CWSO-RR-S1 defines the Conventional Red EN54-3 approved low profile wall and ceiling mount non-addressable sounder. This device delivers a maximum sound output of 107dB(A) at 1m and offers 32 selectable tones including a bell tone, with high or medium volume settings. It operates on 9 to 29VDC across a -25°C to 70°C temperature range, drawing an average 31mA at 29VDC.

The sounder features flame retardant PC/ABS construction and supports cable termination sizes from 0.5 to 2.5mm². Environmental ratings include 93% ±3% non-condensing relative humidity and ingress protection of IP21C when mounted on a low-profile base or IP65 when used with the deep base option. Gross weight varies between 190g and 207g depending on base and fix configuration. Compatibility includes the CSR red low profile base, CWR red deep/IP65 base, PS189 deep base gasket, and SC076 earth strap, all available in packs of five. Alternative variants such as the CWSO-RR-W1 (red deep base IP65 version) and CWSO-WW-S1 (white standard base IP21 version) are listed as related recommended accessories. Wiring and tone table details are referenced in the installation manual.

Specifications

Full technical data for this part.

Operating voltage9 to 29VDC (Approved to EN54-3 @ 9-14V and 18-29V)
Average current consumption31mA @ 29VDC (Tone 8)
Maximum sound output107dB (A) @ 1m (Tone 23)
Number of tones32 includes a bell tone (Full tone table available on website & installation manual)
Voice messages32 tones all approved to EN54-3
Volume settingHigh or medium
Cable termination size0.5 - 2.5mm²
Operating temperature-25°C to 70°C
Relative humidity93% ±3% non condensing
Ingress protectionIP21C – low profile base / IP65 – deep base
Body colourRed
MaterialFlame retardant PC/ABS
Gross weight standard device(low profile) 190g (deep / IP65) 197g
Gross weight first fix option(low profile) 200g (deep / IP65) 207g

Specifications sourced from manufacturer documentation.

Specifications per manufacturer documentation, subject to change — E&OE. Spotted an inaccuracy? Let us know

Optional accessories

Optional additions — this product works without them.

SC076

Earth strap. Pack of 5

SC076 – Earth strap, pack of 5

£22.37
ex VAT
£26.84 inc VAT
Sold separately
CWSO-RR-W1

Sounder Red IP65 & Deep Base

Alternative — same CWSO wall sounder, red deep base IP65 version

£24.58
ex VAT
£29.50 inc VAT
Sold separately
CWSO-WW-S1

Sounder White & Low Profile Base

Alternative — same CWSO wall sounder, white standard base IP21 version

£25.42
ex VAT
£30.50 inc VAT
Sold separately