ED-27045-000

Speakers Overview

The Knowles ED-27045-000 is a balanced armature receiver speaker designed for audio applications. It features a nominal impedance of 395 Ohms and operates within a frequency range of 20 Hz to 20 kHz. The component utilizes side rectangular mounting with wire leads for termination. It incorporates Ferrofluid technology to enhance mechanical shock resistance, ensuring durability in demanding environments.

Speakers Feature Summary

• Balanced armature transducer design for high-fidelity audio reproduction
• Integrated Ferrofluid damping to improve mechanical shock resilience
• Side rectangular form factor with wire lead termination

Speakers Applications

• Hearing aid receivers
• Medical diagnostic equipment
• Industrial communication devices

Speakers Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly with Knowles or authorized distributors before integration. Confirm that the wire lead termination style matches your assembly requirements. Ensure the 395 Ohm impedance aligns with your amplifier output specifications to prevent signal distortion or power mismatch issues during system design.

Speakers Selection Notes

Select this component when high reliability and shock resistance are critical for small-form-factor audio output. The balanced armature architecture offers efficient sound pressure levels suitable for close-proximity listening. Consider the side rectangular footprint and wire leads for PCB layout constraints. Validate acoustic performance against specific hearing aid or medical device standards.

Speakers Part Context

This part belongs to the Knowles ED series of balanced armature speakers. The series is characterized by the use of Ferrofluid for enhanced durability. These components are typically used in applications requiring compact size and robust performance under physical stress, distinguishing them from standard dynamic drivers.

Speakers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Knowles engineering for potential alternatives if discontinuation occurs.