[{"images":[{"format":"300Wx300H","url":"https://resources-boschsecurity-cdn.azureedge.net/public/images/large/ProductPhoto_Web_enUS_2707957131.jpg","srcsetWidth":300,"isVideo":false}],"thumbnails":[{"format":"96Wx96H","url":"https://resources-boschsecurity-cdn.azureedge.net/public/images/small/ProductPhoto_Web_enUS_2707957131.jpg","srcsetWidth":96,"isVideo":false}],"zooms":[{"format":"515Wx515H","url":"https://resources-boschsecurity-cdn.azureedge.net/public/images/xlarge/ProductPhoto_Web_enUS_2707957131.jpg","srcsetWidth":515,"isVideo":false}]}][]4 接線底座附聲音警報器及 A 接點繼電器
Easy installation
Interchangeable detector heads
UL listed when used with a detector from the F220 family
UL464 approved sounder driven by the detector head or the NAC circuit