Mallory Sonalert Extra Loud MSR type are piezoelectric audible signal devices with a built-in oscillator circuit. All devices are suitable for wave soldering when ordered with the sound emission hole covered with a wash label. The recommended maximum temperature and exposure time for wave soldering is +270 C for 3 seconds
Slow Pulse; 5-16Vdc; 90dB; 3.9kHz; 23x10.5mm; PC Pins
Features:
Optional wash label may be ordered by adding 'S' to model number