Motorola ATEX Receive Only Extra Loud Earpiece 3.5 mm Jack for R7Ex Series (PMLN8643A)

The Motorola ATEX Receive Only Extra Loud Earpiece (Manufacturer Part Number PMLN8643A) is a genuine intrinsically safe audio accessory designed specifically for Motorola R7Ex series two-way radios. This receive-only earpiece connects via a 3.5 mm jack and delivers high-volume audio output, supporting clear message reception in hazardous, high-noise industrial environments.

Key Product Features

• ATEX and IECEx certified for use in hazardous gas and dust environments
• Receive-only earpiece designed for Motorola R7Ex series radios
• 3.5 mm jack connection for compatible ATEX audio interfaces
• Extra loud audio output for high-noise workplaces
• Designed for reliable operation in demanding industrial conditions

What’s Included

• Motorola ATEX receive-only extra loud earpiece

Installation & Usage

This earpiece is designed for straightforward connection to compatible Motorola R7Ex series ATEX audio adapters using a 3.5 mm jack. It is intended for professional users operating in regulated and hazardous environments.

• Connect the earpiece to a compatible 3.5 mm ATEX audio interface
• Ensure the connection is secure before radio operation
• Use for receive-only audio monitoring during communications

Usage Tip: This is a receive-only accessory and does not include a microphone or PTT function.

Technical Specifications

• Accessory Type: Receive-only earpiece
• Connector Type: 3.5 mm jack
• Intrinsic Safety Certification: ATEX / IECEx
• Operating Temperature Range: −30 °C to +60 °C
• Maximum Audio Output: 122 dB SPL

Key Capabilities

• Provides clear, high-volume receive audio in noisy environments
• Supports safe communications in hazardous industrial locations
• Operates reliably across a wide temperature range
• Maintains intrinsic safety compliance with approved radio systems

Compatibility

This earpiece is compatible with Motorola R7Ex series two-way radios when used with approved ATEX audio adapters supporting a 3.5 mm connection.

Compatibility Note: Use only with Motorola-approved ATEX accessories to maintain certification compliance.

Ideal Applications

• ATEX and IECEx regulated industrial environments
• Oil, gas, and petrochemical operations
• Mining and heavy industry communications
• High-noise work areas requiring loud receive audio

Product Information

• Product Category: ATEX Two-Way Radio Audio Accessories
• Manufacturer: Motorola
• Model: ATEX Receive Only Extra Loud Earpiece
• Product Code: PMLN8643A
• Product Type: Intrinsically Safe Receive-Only Earpiece
• Product Status: Genuine manufacturer product