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The AT-5532-TF-HT-LW190 is an externally driven piezoelectric transducer manufactured by PUI Audio. It operates within a supply voltage range of 28VAC to 60VAC, with a maximum operating current of 100mA. The device features a self-resonant frequency of 3.2kHz and delivers a sound pressure level of 110dBA at 28V measured from a distance of 30cm. Designed for durability in harsh environments, the unit carries an IP67 rating for waterproof protection. It utilizes wire leads for connection and includes a flange for panel mounting.
Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct voltage and acoustic specifications. Confirm that the required drive circuitry supports the 28VAC to 60VAC input range and 100mA current draw. Ensure the application environment meets the IP67 sealing requirements for proper functionality.
Select this component when high sound pressure levels are required in wet or dusty environments. The external drive requirement necessitates compatible driver electronics. Verify that the 3.2kHz resonant frequency aligns with the intended audible alert profile and that the panel thickness accommodates the included mounting flange dimensions.
This part belongs to the PUI Audio AT series of waterproof transducers. These components are engineered as robust audio indicators for industrial and automotive sectors. The series emphasizes reliability under exposure to moisture and contaminants while maintaining consistent acoustic performance across varying operational temperatures.
Consult official substitution guides for equivalent IP67-rated piezo buzzers with matching 3.2kHz resonance and 110dBA output. Ensure replacement parts support the same 28-60VAC operating voltage and utilize compatible wire lead termination methods.