MULTICOMP
压电蜂鸣器, 20mA, 3.7KHZ
压电蜂鸣器, 20mA, 2.9KHZ
MALLORY
蜂鸣器, 4KHz, 80DBA, 20V
蜂鸣器, 3.5KHz, 95DBA, 28VDC
压电蜂鸣器, 12mA, 2.9KHZ
压电蜂鸣器, 5mA, 4KHZ, 80DB, 23MM
换能器, 压电型, 2.9KHZ, 78DBA, 28V
压电蜂鸣器, 2.9KHZ, 85DB, 28V
EDWARDS SIGNALING PRODUCTS
蜂鸣器, 2.8KHZ, 90DBA, 24VDC
BANNER ENGINEERING
发光二极管指示灯, 有声, 40mA, 红/黄/绿
发光二极管, 指示器, 发声, 40MA, 红/黄