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型 号 Type | SFM27-I | SFM27-II |
额定电压（V）Rated Voltage | 12 | 12 |
电压范围（V）Opcration Voltage | 3~24 | 3~24 |
额定电流（mA）Rated Current | ≤12 | ≤30 |
声压电平（dB）Soud Output | ≥95 | ≥90 |
谐振频率（Hz）Resonant Freq | 3000±500 | 3000±500 |
工作温度（℃）Operating Temp | -20~+60 | -20~+60 |
注：R/SFM-27-I、R/SFM-27-II为此规格环保型产品的型号。