Altronix ALSD2 Dual-Channel Siren Driver, 6/12VDC, 103-111dB

Designed to deliver unmistakable audible alerts with minimal system impact, the Altronix ALSD2 Dual-Channel Siren Driver is an ideal choice for commercial security and surveillance applications. This annunciator driver module operates on 6/12V DC and produces a powerful 103–111 dB output while drawing very low current — perfect for alarm panels and monitoring systems with limited power budgets. Dual-channel functionality provides steady or yelp tones so you can designate separate sounds for intrusion, fire or auxiliary alarms, improving response clarity for responders and staff. The compact board-mount form factor makes the ALSD2 easy to install inside control panels or enclosures, reducing wiring complexity and installation time. NDAA compliant and RoHS certified, this Altronix siren driver supports robust, long-term security deployments and comes with a lifetime limited warranty for added peace of mind. Add the ALSD2 to your security, surveillance, or access control projects to ensure loud, reliable alarm notification — order now to upgrade your monitoring setup.

• Dual-channel operation (steady or yelp) lets you assign distinct alarm tones per zone for clearer incident identification
• 103–111 dB high-output siren ensures audible alerts across large facilities and noisy environments
• Very low current draw preserves alarm panel power and extends battery-backed monitoring runtimes
• Compact board-mount design simplifies integration into control panels, enclosures, and retrofit installations
• NDAA compliant, RoHS certified and US-made with a lifetime limited warranty for long-term reliability