MSR414NR

Alarms, Buzzers, And Sirens Overview

The MSR414NR is a constant tone audio indicator manufactured by Mallory Sonalert Products Inc. It operates on a DC voltage range of 4 to 14V and features an internally driven piezoelectric driver circuit. The device produces a sound pressure level of 88dB at 4V measured from a distance of 30cm. Its physical dimensions are 23mm in diameter and 10.1mm in height, utilizing PC pin terminals for board mounting. The unit is rated for operation within a temperature range of -40°C to 65°C.

Alarms, Buzzers, And Sirens Feature Summary

• Internally driven piezoelectric technology for direct connection to control circuits
• Constant tone acoustic output suitable for continuous warning applications
• Compact cylindrical form factor designed for panel or board integration

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indication
• Medical equipment alarm systems
• Transportation vehicle monitoring panels

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific voltage requirement against the application design, as SPL varies with input voltage. Confirm that the 23mm diameter and 10.1mm height fit the designated enclosure space. Ensure the PC pin termination method matches the target printed circuit board layout. Check for compliance with relevant industry standards if used in regulated environments.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a compact, internally driven constant tone indicator is required. It is suitable for low-voltage DC systems operating between 4V and 14V. Consider the 88dB SPL rating for audibility requirements in moderate noise environments. The piezoelectric type offers reliability without external drive electronics.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the Mallory Sonalert family of audio indicators. The brand is recognized for providing standardized sound and visual warning devices for industrial, medical, and transportation sectors. The MSR series typically denotes compact, board-mountable alerting components designed for reliable long-term operation in various electronic assemblies.

Alarms, Buzzers, And Sirens Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify mechanical footprint and electrical specifications before considering alternative manufacturers.