Motorola MOTOTRBO™ R7Ex ATEX IIA UHF Full Keypad Two-Way Radio 350–470 MHz 4W (MDH57SDN9RA3AN)

The Motorola MOTOTRBO™ R7Ex ATEX IIA UHF Full Keypad Radio (MDH57SDN9RA3AN) is an intrinsically safe digital portable two-way radio certified for use in potentially explosive gas and dust environments under ATEX IIA and IECEx standards. Operating across the UHF 350–470 MHz band with selectable 4W / 1W transmit power, this Full Keypad (FKP) model combines high RF output, advanced safety features, and intelligent audio technology to support mission-critical communications in hazardous industrial environments.

Key Product Features

• ATEX IIA and IECEx certified for hazardous environments
• UHF frequency range 350–470 MHz
• Selectable RF output power up to 4W (high) / 1W (low)
• Full Keypad (FKP) model with display and advanced navigation
• AI-trained noise suppression for enhanced voice clarity

What’s Included

• Motorola MOTOTRBO™ R7Ex ATEX IIA UHF Full Keypad radio body

Installation & Usage

This radio is intended for regulated hazardous industrial environments. Programming and configuration must be performed using approved Motorola software and certified accessories.

• Program using Motorola CPS and authorised configuration tools
• Install only ATEX-certified batteries, antennas, and audio accessories
• Verify safety features prior to operation in hazardous zones

Usage Tip: Configure transmit power and safety functions according to site risk assessments and operational requirements.

Main Specifications

• Frequency Band: UHF
• Frequency Range: 350–470 MHz
• RF Output Power: 4W (high) / 1W (low)
• Radio Variant: Full Keypad (FKP)
• Intrinsic Safety Certification: ATEX IIA / IECEx
• Ingress Protection Rating: IP66 and IP68
• Audio Technology: AI-trained noise suppression
• Wireless Connectivity: Built-in Wi-Fi (FKP model)
• Location Services: Integrated GNSS
• Bluetooth: Supported (model-dependent features)

Technical Specifications

• Intrinsically safe digital portable two-way radio designed for hazardous industrial communications

Key Capabilities

• High RF output for extended communication range in UHF band
• Loud, intelligent audio for high-noise environments
• Integrated safety tools including lone worker and fall alert
• Programmable volume boost and advanced user interface

Compatibility

This radio is compatible with Motorola R7Ex series ATEX-approved batteries, antennas, chargers, programming cables, and audio accessories.

Compatibility Note: Only Motorola-approved ATEX/IECEx accessories may be used to maintain intrinsic safety certification. This IIA-certified model provides a lower gas group certification compared to IIC variants and should be selected according to site hazard classification requirements.

Ideal Applications

• Oil and gas facilities (Zone-classified areas per IIA requirements)
• Industrial processing plants
• Utilities and infrastructure sites
• Hazardous-area professional communications

Product Information

• Product Category: ATEX Two-Way Radios
• Manufacturer: Motorola Solutions
• Model: MOTOTRBO™ R7Ex Full Keypad UHF (ATEX IIA)
• Product Code: MDH57SDN9RA3AN
• Product Type: Intrinsically Safe Digital Two-Way Radio
• Product Status: Genuine manufacturer product