OWMB-858540SA-40-15

Alarms, Buzzers, And Sirens Overview

The OWMB-858540SA-40-15 is a surface-mount electromagnetic transducer manufactured by Ole Wolff Electronics Inc. It operates at a nominal voltage of 5V with a supply current of 150mA. The device produces a single-tone output at a frequency of 4kHz. Acoustic performance includes a sound pressure level of 100dB measured at 5V and 10cm distance. The physical dimensions are 8.5x8.5mm, designed for solder pad mounting.

Alarms, Buzzers, And Sirens Feature Summary

• Surface mount electromagnetic construction
• Single tone operation mode
• Top port location for sound emission

Alarms, Buzzers, And Sirens Applications

• Electronic alarm systems
• Audible notification devices
• Consumer electronics indicators

Alarms, Buzzers, And Sirens Procurement Notes

Verify the complete part number including suffixes to ensure correct acoustic and electrical specifications. Confirm package type matches design requirements. Check manufacturer datasheets for mechanical tolerances and soldering profiles. Ensure compatibility with driving circuitry regarding current draw and voltage levels before integration.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a compact, low-voltage magnetic buzzer is required for surface mount assembly. Consider the 100dB SPL rating for audibility needs in typical environments. Evaluate the 150mA current consumption against power budget constraints. Verify that the 8.5x8.5mm footprint fits within the available PCB area.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the Ole Wolff SMD electro-magnetic transducer unit series. It is categorized under alarms, buzzers, and sirens. The model designation indicates specific electrical and dimensional characteristics unique to this variant within the manufacturer's product line.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult official substitution lists from Ole Wolff Electronics Inc. Verify equivalent parameters such as voltage, current, frequency, and SPL. Ensure mechanical footprint compatibility for direct replacement without PCB redesign.