RDT-4.000-1212-NS1

Overview

The RDT-4.000-1212-NS1 is a surface-mount piezoelectric transducer manufactured by Raltron Electronics. It operates at a nominal voltage of 3 V with a current consumption of 3 mA. The device generates an acoustic output of 75 dB measured at 3 V and a distance of 10 cm. Its resonant frequency is 4 kHz. The physical dimensions are 12 x 12 x 3 mm, designed for solder pad mounting.

Feature Summary

• Externally driven piezo transducer design
• Surface mount construction with solder pads
• High durability piezo transducer element

Applications

• Alarm systems
• Buzzer circuits
• Siren devices

Procurement Notes

Verify the complete part number including suffixes to ensure correct packaging configuration. Confirm that the external drive circuitry matches the 3 V operating voltage and 3 mA current requirements. Ensure the PCB layout accommodates the 12x12 mm footprint and 3 mm height constraints for proper surface mount assembly.

Selection Notes

Select this component when a low-profile, externally driven piezo element is required for audible signaling. The 4 kHz frequency provides distinct audio clarity suitable for alarms. Verify compatibility with the target application's voltage supply and available space on the printed circuit board before integration.

Part Context

This component belongs to the Raltron Electronics piezo transducer family. It is categorized under alarms, buzzers, and sirens. The product line includes various sizes and frequencies, with this specific model offering a compact 12x12 mm form factor for surface mount applications.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Cross-referencing requires matching electrical parameters such as 3 V operation, 4 kHz resonance, and 75 dB sound pressure level.