AI-4228-P-FP28D

Alarms, Buzzers, And Sirens Overview

The PUI Audio AI-4228-P-FP28D is an internally driven piezoelectric buzzer designed for panel mounting. It operates on a 12 VDC supply with a maximum voltage range of 10 to 48 V and draws 10 mA of current. The device produces a continuous tone at a resonant frequency of 2.8 kHz, achieving a sound pressure level of 90 dBA measured at 10 cm. It features screw terminals for connection and has a diameter of 42.5 mm with a maximum installation height of 33.00 mm. The unit is certified by UL and cUL.

Alarms, Buzzers, And Sirens Feature Summary

• Internally driven piezoelectric transducer generating a continuous audible alert
• Panel mount design with screw terminal connections for secure integration
• Wide operating voltage range supporting 10 V to 48 DC input
• Certified for safety compliance under UL and cUL standards

Alarms, Buzzers, And Sirens Applications

• Industrial control panels requiring visual and audible status indicators
• Medical equipment alarm systems needing reliable acoustic alerts
• Automotive instrumentation dashboards for driver notifications
• Home appliance control boards for operational feedback

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix designation against the manufacturer's latest datasheet to ensure correct acoustic output and terminal configuration. Confirm that the panel cutout dimensions match the 42.5 mm diameter requirement. Check for updated RoHS compliance status before finalizing procurement orders to meet regional regulatory standards.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a high-decibel, continuously sounding indicator is required for industrial environments. The internal drive circuit simplifies PCB layout by eliminating external oscillator components. Ensure the mounting surface can accommodate the screw terminal style and that the enclosure allows for unobstructed sound projection from the top port.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the AI series of industrial-grade audio indicators from PUI Audio. The series is characterized by robust construction suitable for harsh environments. The AI-4228-P-FP28D specifically utilizes a piezoelectric element for efficient sound generation at low power consumption compared to electromagnetic alternatives.

Alarms, Buzzers, And Sirens Replacement Considerations

Direct replacements include the AI-4228-P-C48-R for similar specifications with different terminal styles. Verify electrical parameters such as voltage range and SPL before substituting. Ensure mechanical dimensions are compatible with existing panel cutouts.