The SC628ANP is a panel-mount audible alarm designed to produce a loud, fast pulse sound. It operates across a wide voltage range of 6 to 28 Vac/dc, producing a sound level from 80 dB(A) at 6V to 95 dB(A) at 28V. The alarm features a central frequency of 2900 Hz and a pulse rate that varies from 2 to 10 pulses per second depending on the operating voltage. With a durable 6/6 Nylon housing and an operating temperature range of -30°C to +65°C, it is a reliable choice for industrial alerts and signaling systems.