2403 260 00051

$0.38

Description：SPEAKER 32OHM 10MW TOP PORT 65DB
Series：-
Mfr：Knowles
Package：Tape & Reel (TR)

SKU:a9143e955936 Category: Speakers Brand: Knowles

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Product introduction

Product Detailed Parameters

Description：SPEAKER 32OHM 10MW TOP PORT 65DB
Series：-
Mfr：Knowles
Package：Tape & Reel (TR)
Type：Receiver
Technology：Magnetic
Impedance：32 Ohms
Power - Max：75 mW
Shape：Rectangular
Termination：Spring Type
Size / Dimension：0.472" L x 0.236" W (12.00mm x 6.00mm)
Height - Seated (Max)：0.083" (2.10mm)
Frequency - Self Resonant：350Hz
Efficiency - dBA：65
Efficiency - Testing：1W/1M
Efficiency - Type：Sensitivity
Port Location：Top
Material - Cone：Polyester
Material - Magnet：Nd-Fe-B
Ingress Protection：-
Ratings：-
Frequency Range：160 Hz ~ 10 kHz
Power - Rated：10 mW

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2403 260 00051

Overview

The Knowles 2403 260 00051 is a magnetic receiver speaker designed for top porting applications. It features a rectangular shape with a polyester cone and Nd-Fe-B magnet. The component has an impedance of 32 Ohms, a rated power of 10 mW, and a maximum power handling of 75 mW. Sensitivity is specified at 65 dBA (1W/1M). The frequency range spans from 160 Hz to 10 kHz, with a self-resonant frequency of 350 Hz. Dimensions are 12.00mm x 6.00mm x 2.10mm max height, utilizing spring-type terminations.

Feature Summary

Rectangular form factor with top port configuration
Utilizes Nd-Fe-B magnetic technology
Spring-type termination method

Applications

Receiver audio output in communication devices
Portable electronic equipment requiring compact speakers
Industrial control panels with audio feedback needs

Procurement Notes

Verify current availability status as the component is listed as obsolete or discontinued in distributor records. Confirm end-of-life notifications directly with Knowles. Ensure alternative sourcing strategies are in place due to potential supply chain limitations for legacy components.

Selection Notes

Select this component when a rectangular, top-port receiver speaker is required. Verify that the 32 Ohm impedance matches the amplifier output requirements. Ensure the physical dimensions fit within the designated enclosure space. Consider the sensitivity rating for adequate volume levels in the target application environment.

Part Context

This part belongs to the Knowles 2403 series of acoustic transducers. The series includes various configurations differing in impedance, power handling, and physical dimensions. These components are typically used in professional audio and industrial communication systems where reliable sound reproduction is critical.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Knowles technical support for direct replacements or cross-reference compatible models from the same product family.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.