The SC648NDR is a DC-operated buzzer with a current rating of 25mA and a DC rated voltage of 12V. It can operate at a maximum supply voltage of 48V and a minimum supply voltage of 12V. The buzzer has a self-resonant frequency of 2kHz and is designed for panel mounting with a flush termination. It has a diameter of 43mm and an outside diameter of 42.85mm, with a height of 46.74mm. The SC648NDR is suitable for use in temperatures between -30°C and 65°C.
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Mallory Sonalert SC648NDR technical specifications.
| Color | Black |
| Current Rating | 25mA |
| Diameter | 43mm |
| Frequency | 2kHz |
| Height | 46.74mm |
| Input Type | DC |
| Max Operating Temperature | 65°C |
| Min Operating Temperature | -30°C |
| Max Supply Voltage | 48V |
| Min Supply Voltage | 12V |
| Mount | Panel, Flush |
| Operating Supply Current | 25mA |
| Outside Diameter | 42.85mm |
| Packaging | Bulk |
| Reach SVHC Compliant | Unknown |
| Self Resonant Frequency | 2kHz |
| Series | SC |
| Termination | Screw |
| DC Rated Voltage | 12V |
| RoHS | Compliant |
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