Hochiki CHQ-WS2 Analogue Wall Sounder
The Hochiki CHQ-WS2 is a cutting-edge addressable wall sounder designed to enhance fire alarm systems with robust audio signals. It features:
- Up to 102dB(A) output with low current consumption.
- Compatible with Hochiki standard and isolator bases.
- Weatherproof capabilities available with WS2-WPK kit.
- 51 user-selectable tones to suit different environments.
- Automatic shutdown mode to minimise noise pollution.
Ideal for both residential and commercial applications, it meets IP21 standards for internal use.
-
Download
- Hochiki CHQ-WS2
Specifications
Specifications
Operating Voltage | 17 ~ 41 V d.c. |
---|---|
Quiescent Current | 150 µA (with YBO-R/3(RED)) |
Sounding Current | 2 mA (90 dB(A) @ 1m) |
Output | 90 ~ 102 dB(A) @ 1m |
Ingress Protection | IP21 (IP65 with WS2-WPK) |
Weight | 152 g |
Hochiki CHQ-WS2 Analogue Wall Sounder features

Hochiki CHQ-WS2 Addressable Wall Sounder, 102dB Output, IP21 Rated, 17-41V d.c., 152g