UC-09-515-S產(chǎn)品概述
2100 Hz +/- 250 Hz Ultra Loud Piezo AlA (RMS)
Ultra Loud Piezo Alarms 108 dB @ 2 feet and offer low 2 kHz center frequency. Frequency: 2100 ±250 Hz. Floyd Bell's Ultra Series, launched in 1993, then improved and expanded in 2003, is a solid-state, environmentally secure piezoelectric alarm that is typically 12 dB louder and 1000 Hz lower than any alarm of its size in the industry. These powerful, rugged alarms have the highest output, and are the most water and vibration resistant sound devices of their kind in the world. UL Recognized and 100% made in the U.S.A. Each alarm is tested three times before shipment.
Free NEMA Type 4X Gasket Included