ex-VAT pricing shown

Now open for trade ordersGent, Morley-IAS & Xtralis stock added weekly — open to the trade.

Non-Addressable Audible Visual Device / Sounder · Conventional Audio Visual Devices

CWSO-WW-S1 Conventional Sounder, White 107dB EN54-3 32-Tone

Device type
Non-Addressable Audible Visual Device / Sounder
Mounting
Suitable for wall and ceiling mount applications
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)
Operating temperature
-25°C to 70°C
Ingress protection
IP21C – low profile base IP65 – deep base

Overview

What it is and how it fits the system.

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

Technical overview

CWSO-WW-S1 is a Conventional White EN54-3 approved low-profile sounder designed for wall and ceiling mounting. It features a low-profile base and offers 32 selectable tones, including a bell tone, with high or medium volume settings and a maximum output of 107dB(A) at 1m. The device operates on 9 to 29VDC, drawing an average 31mA at 29VDC, and functions across an operating temperature range of -25°C to 70°C with 93% ±3% non-condensing relative humidity.

Constructed from flame-retardant PC/ABS in white, the sounder supports cable termination sizes from 0.5 to 2.5mm² and achieves an ingress protection rating of IP21C with the low-profile base, while the deep base option provides IP65 protection. It is compatible with a range of accessories including replacement white low-profile bases (CSW), deep/IP65 bases (CWR), sealing rings (PS188), gaskets (PS189), and earth straps (SC076), all available in packs of five. Physical wiring details are specified in the installation manual.

Specifications

Full technical data for this part.

Device typeNon-Addressable Audible Visual Device / Sounder
MountingSuitable for wall and ceiling mount applications
Base includedLow profile base included
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)
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 colourWhite
MaterialFlame retardant PC/ABS

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.

CWR

Red Deep IP65 base, provides cable access for indoor surface & applications up to IP65, suitable for use with all commonly encountered fire cable sizes & ranges. Pack of 5

Compatible deep / IP65 base option: CWR – White deep / IP65 base, pack of 5

£25.24
ex VAT
£30.29 inc VAT
Sold separately
PS188

Deep Base O-Ring (Can be added to the conventional AV base to make it IP65 rated)

Deep base sealing accessory: PS188 – Deep base O Ring, pack of 5

£15.61
ex VAT
£18.73 inc VAT
Sold separately
PS189

Deep base Gasket accessory can be installed between the base and the mounting surface to provide the appropriate seal. Pack of 5

Deep base gasket accessory: PS189 – Deep base gasket, pack of 5

£6.46
ex VAT
£7.75 inc VAT
Sold separately
SC076

Earth strap. Pack of 5

Earthing accessory: SC076 – Earth strap, pack of 5

£22.37
ex VAT
£26.84 inc VAT
Sold separately
CWSO-RR-S1

Sounder Red & Low Profile Base

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

£24.10
ex VAT
£28.92 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