ATU-20CS Antenna UHF 420-450 MHz Stubby

The Motorola AAM23X504 ATU-20CS UHF Stubby Antenna is a compact replacement antenna designed for the Motorola EVX-S24 portable two-way radio operating within the 420–450 MHz UHF frequency range.

Measuring approximately 3.15 inches (80 mm) in length, the ATU-20CS offers a low-profile alternative to a full-length whip antenna. Its compact stubby design helps reduce snagging on clothing, belts, and equipment while keeping the radio comfortable and convenient to carry throughout the workday.

Designed for professional two-way radio applications, the AAM23X504 is an excellent antenna option for EVX-S24 users in hospitality, retail, security, education, maintenance, property management, manufacturing, and other commercial environments.

Key Features

• UHF stubby portable radio antenna

• 420–450 MHz frequency range

• Compact 3.15-inch (80 mm) design

• Low-profile alternative to a full-length whip antenna

• Helps reduce snagging on clothing and equipment

• Ideal for belt-worn and frequently carried radios

• Designed for the Motorola EVX-S24 portable radio

• Motorola part number: AAM23X504

• Antenna model: ATU-20CS

Compatible Radios

• Motorola EVX-S24

Always verify your radio model and operating frequency before ordering to ensure proper antenna compatibility.

Specifications

Manufacturer: Motorola Solutions
Part Number: AAM23X504
Model: ATU-20CS
Accessory Type: Portable Radio Antenna
Antenna Type: Stubby
Frequency Band: UHF
Frequency Range: 420–450 MHz
Length: 3.15 in. (80 mm)
Color: Black
Compatible Radio: Motorola EVX-S24