CQR Alto 110dB(A) Internal Sounder Grade 3 White SO/ALTO/WH/G

The CQR Alto Internal Sounder Grade 3 (SO/ALTO/WH/G) is a high-performance, low-profile sounder designed for professional security systems. Offering a powerful 110dB(A) sound output, it ensures reliable audible alerts in intruder alarm installations while maintaining a sleek, discreet appearance.

Built to meet the demands of modern security standards, this sounder is 3rd party tested and Grade 3 certified, making it suitable for high-security applications. With selectable alternating or continuous tone, low current consumption, and tamper-protected lid and RFMS, it delivers both flexibility and robust protection.

The high impedance design also allows multiple sounders or speakers to be used within the same system, reducing installation complexity and increasing efficiency.

Features

• Low profile, discreet design
• Loud 110dB(A) sound output
• Selectable alternating or continuous tone
• Low current consumption for efficiency
• Tamper-protected lid and RFMS for enhanced security
• High impedance – supports multiple speakers in a system
• 3rd Party Tested and Grade 3 certified

• Model: SO/ALTO/WH/G
• Type: Internal Sounder
• Output: 110dB(A)
• Tone: Selectable alternating or continuous
• Certification: Grade 3, 3rd Party Tested
• Finish: White
• Application: Professional security and intruder alarm systems