Ubiquiti USL-Siren SuperLink Siren, 110 dB Alarm, Emergency LED

Secure your perimeter with a high-impact audible and visual alert system designed for real-world security challenges. The Ubiquiti USL-Siren SuperLink siren delivers a commanding 110 dB alarm together with an emergency LED ring to deter intruders and rapidly notify on-site personnel or monitoring centers. Built for outdoor use, the IP66 weatherproof housing keeps the siren operating reliably through rain, dust, and temperature swings. Dual power options—CR123A battery backup plus DC input—ensure continuous operation during outages and reduce downtime for maintenance.

Built on SuperLink wireless technology, this siren integrates easily into surveillance and monitoring setups, making it ideal for perimeter security, commercial sites, warehouses, campuses, and retail locations. Tamper detection provides an added layer of protection by alerting staff to interference attempts, helping maintain system integrity and reduce false alarms. The compact, low-maintenance design streamlines installation and servicing so your security team can focus on operations.

Add the Ubiquiti USL-Siren to your security infrastructure to strengthen alarm coverage and improve response times—order today to upgrade your monitoring and perimeter protection.

• Powerful 110 dB alarm and bright LED ring deliver immediate audible and visual deterrence to protect assets and speed response
• IP66 weatherproof construction ensures dependable outdoor operation in rain, dust, and harsh environments
• Battery backup (CR123A) plus DC input maintains continuous protection during power outages and maintenance
• SuperLink wireless connectivity enables fast integration into perimeter security and monitoring networks for scalable deployments
• Tamper detection alerts staff to interference attempts, reducing false alarms and protecting equipment integrity
• Low-maintenance design and common battery format minimize service time and total cost of ownership