Motorola EVX-S24 UHF Digital Radio Yellow 403–470 MHz (AC146U512-MS-MS)

Product Overview

The Motorola EVX-S24 UHF Digital Radio (AC146U512-MS-MS) is a compact, lightweight and highly reliable two-way radio designed for everyday business communication. Finished in high-visibility yellow, this model is ideal for environments where staff visibility and safety are important.

Operating within the UHF 403–470 MHz frequency range, the EVX-S24 delivers clear communication with excellent signal penetration in buildings and urban environments. Supporting both analogue and digital (dPMR/DMR compatible) communication, it offers flexibility for businesses upgrading their communication systems while maintaining compatibility with existing radios.

Key Features

• Compact & Lightweight Design: Ultra-portable for all-day comfortable use
• High-Visibility Yellow Housing: Ideal for safety-critical environments
• UHF Operation: Strong signal penetration for indoor and urban use
• Digital & Analogue Compatibility: Supports migration from analogue systems
• Long Battery Life: Designed for extended working shifts
• Simple Operation: Easy-to-use interface for quick deployment
• Robust Construction: Built for durability in professional environments

What Is Included

• Motorola EVX-S24 UHF Portable Radio (Yellow)
• Li-Ion Battery
• Antenna
• Belt Clip
• Single-Unit Charger
• Power Supply
• User Guide

System Capabilities

• Digital Voice Communication: Clear and consistent audio quality
• Analogue Compatibility: Works with existing analogue radio systems
• Push-to-Talk: Instant communication for teams and staff
• Group Communication: Efficient coordination across multiple users
• Compact Mobility: Ideal for mobile staff requiring lightweight communication
• Reliable Coverage: Consistent performance in indoor and urban environments

Technical Specifications

• Frequency Band: UHF (403–470 MHz)
• Output Power: Typically up to 2W
• Channel Capacity: Up to 256 channels
• Technology: Digital (dPMR) and Analogue compatible
• Display: Non-display
• Battery Type: Lithium-Ion rechargeable battery
• Operating Temperature: -10°C to +50°C
• Audio Output: Clear speaker audio with noise reduction

Approvals and Certifications

• IP54 Environmental Protection Rating
• Compliant with digital radio standards (dPMR/DMR compatibility)
• Commercial-grade durability standards

Ideal Applications

• Construction: High-visibility communication for site teams
• Warehousing: Reliable indoor communication with compact radios
• Retail: Lightweight communication for shop floor staff
• Security: Efficient communication across buildings and sites
• Facilities Management: Seamless coordination across teams

Industries and Use Cases

• Construction and Infrastructure
• Warehousing and Logistics
• Retail and Commercial Environments
• Security and Facilities Management
• Hospitality and Events
• Light Industrial Operations

Understanding UHF vs VHF Radio Frequencies

UHF (Ultra High Frequency) radios, such as this Motorola EVX-S24 model, are ideal for environments where signals must penetrate buildings, walls and structures. This makes them highly effective for indoor operations, warehouses, retail environments and urban sites.

In comparison, VHF (Very High Frequency) radios are better suited to open outdoor environments where long-range communication is required with minimal obstruction. UHF is typically the preferred choice for indoor and built-up operational environments.

Radio Programming & Setup Options

The Motorola EVX-S24 can be supplied unprogrammed for organisations with an existing radio system. Alternatively, Airacom can programme and configure the radio to your exact operational requirements, ensuring it is ready for immediate use.

Programming services include channel setup, user configuration and optimisation for your working environment. This is available as an optional service to ensure your communication system is fully configured and ready for deployment.

System Compatibility & Scalability

The Motorola EVX-S24 supports both digital and analogue communication, making it a flexible solution for businesses transitioning between technologies.

• Analogue Systems: Compatible with existing analogue radios
• Digital Operation: Improved audio quality and efficiency
• Scalable Deployment: Suitable for small to medium-sized teams

This flexibility makes the EVX-S24 an ideal entry-level digital radio for organisations looking to modernise their communication systems.

Product Information

• Manufacturer: Motorola Solutions
• Model: AC146U512-MS-MS
• Product Line: EVX Series
• Category: Digital Portable Two-Way Radio
• Technology: Digital (dPMR) and Analogue
• Frequency Range: 403–470 MHz (UHF)
• Colour: Yellow (High Visibility)
• Warranty: 12 months manufacturer warranty (optional extended 2–5 year warranties available)