FNM-420U-A-BS Base Sounders (Indoor), uninterruptible
![](https://resources-boschsecurity-cdn.azureedge.net/public/images/middle/ProductPhoto_Web_all_29188864523.png)
FNM-420U-A-BS Base Sounders (Indoor), uninterruptible
Base sounder uninterruptible, white
Commercial Type No. FNM-420U-A-BSWH
Product No. F.01U.168.575
![](https://resources-boschsecurity-cdn.azureedge.net/public/images/middle/ProductPhoto_Web_all_29188862091.png)
FNM-420U-A-BS Base Sounders (Indoor), uninterruptible
Base sounder uninterruptible indoor, red
Commercial Type No. FNM-420U-A-BSRD
Product No. F.01U.168.576