BRT1209P-01-50

Overview

The BRT1209P-01-50 is a magnetic audio transducer designed for single-tone alarm applications. It operates on a rated voltage of 1.5 VDC within a range of 1 to 2V. The device generates a continuous tone at a frequency of 2.048 kHz with a current consumption of 10 mA. It features an 80 dB sound pressure level measured at 10 cm distance and has a diameter of 12 mm (0.472 inches). The component utilizes a two-pin through-hole mounting configuration.

Feature Summary

• Magnetic technology for reliable acoustic output
• Single-tone continuous operation mode
• Low voltage DC power requirement
• Through-hole pin mounting interface

Applications

• Electronic alarm systems
• Audible status indicators
• Buzzer circuits in consumer electronics
• Simple tone generation modules

Procurement Notes

Verify the active status of this component, as some sources indicate it may be discontinued or obsolete. Confirm availability through authorized distributors or surplus suppliers. Ensure the replacement part matches the original electrical specifications, including voltage, frequency, and mounting type, to maintain system compatibility.

Selection Notes

Select this transducer for applications requiring a simple, low-cost audible alert. Consider the 1.5 VDC operating voltage and 10 mA current draw when designing the driving circuit. The 80 dB SPL provides adequate volume for general purpose alarms. Verify that the through-hole package fits the PCB layout constraints.

Part Context

This component belongs to the Intervox line of electro-acoustic transducers. It is categorized under buzzers and sirens. The product is designed to eliminate arcing and RF noise associated with mechanical contacts. It serves as a direct replacement for similar magnetic buzzer components in legacy designs.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. If this specific model is discontinued, consult manufacturer catalogs for equivalent magnetic transducers with matching voltage, frequency, and form factor specifications.