Pin Type PK-35N29EPQ , PF-35N29EPQ , PL-35N29EPQ Pitch for PF/PL Series is 7.5mm Model Number PK-35N29EPQ PF-35N29EPQ PL-35N29EPQ Resonant Frequency 2.9 ± 0.5 Operating Voltage 3.0~28 Rated Voltage 12 Sound Pressure Level(Min) 90 at 30cm at Rated Voltage Current Consumption(Max) 8 at Rated Voltage Tone Sweep(Pulse)Rate at Constant Fast Pulse 3.0 Slow Pulse 1.2 Rated Voltage(Hz) ± 20 % Unit KHz VDC VDC dB mA Operating Temperature -20～+70 ℃ Storage Temperature -30～+80 ℃ DB LECTRO Inc. 3755 Place Java, Suite 140, Brossard, Québec, J4Y 0E4, Canada - T: 1-450-444-1424 / F: 1-450-444-4714 / www.dblectro.com