Sony 4-543-903-21 Long Ear Piece Headphone Part

Product Description

The SONY 4-543-903-21 is a long-style ear piece replacement part designed for Sony headphone and earphone assemblies. This component serves as a direct OEM-style replacement for the original ear piece, restoring proper fit, comfort, and acoustic seal for the end user. Technicians and repair professionals handling Sony consumer electronics will find this part suitable for units that require ear piece replacement due to wear, damage, or loss. The long form factor distinguishes it from shorter ear piece variants and ensures correct fitment in compatible Sony headphone and earphone models.

This ear piece is intended for use in Sony headphone and earphone repair scenarios, typically encountered in consumer electronics service environments. It is categorized under Sony consumer electronics parts and accessories, specifically within the headphone and earphone replacement parts segment. Service technicians performing component-level repairs on Sony audio products will find this part appropriate for restoring original equipment function.

Key Features

• Long ear piece form factor for compatible Sony headphone and earphone models
• OEM Sony replacement part ensuring fit consistency with original equipment
• Designed for direct substitution of worn or damaged ear pieces
• Applicable to Sony consumer electronics service and repair workflows

Compatibility

Designed as an OEM-style replacement ear piece for compatible Sony headphone and earphone assemblies. Refer to Sony parts documentation to confirm fitment for a specific model before ordering.

Installation Notes

Installation of this ear piece is typically performed by consumer electronics repair technicians. No special tools are generally required for ear piece replacement, though care should be taken to avoid overstretching or tearing the component during fitting. Power down and disconnect any connected audio source before beginning service on the headphone assembly.

Technical Specifications

• Style: Long
• Part Type: Ear Piece

Standard Information

• Brand: SONY
• Manufacturer Part Number: 4-543-903-21