Hardwired Smoke & Fire Alarms
![USI Electric 5304 Hardwired Ionization Smoke and Fire Alarm with Battery Backup](/images/products/5304/5304.jpg)
Smoke & Fire Alarms
USI Electric 5304 Hardwired Ionization Smoke and Fire Alarm with Battery Backup
![USI Electric MDSCN111 4-in-1 Universal Smoke Sensing Technology (IoPhic) Hardwired Smart Alarm](/images/products/MDSCN111/MDSCN111.jpg)
Combo Smoke & Gas Alarms
USI Electric MDSCN111 4-in-1 Universal Smoke Sensing Technology (IoPhic) Hardwired Smart Alarm
![Universal Security Instruments MPC122S Hardwired 2-in-1 Photoelectric Smoke & Carbon Monoxide Alarm](/images/products/MPC122S/MPC122S.jpg)
Combo Smoke & Gas Alarms
Universal Security Instruments MPC122S Hardwired 2-in-1 Photoelectric Smoke & Carbon Monoxide Alarm
![Universal Security Instruments USI‑3204 Wired‑In 120 Volt Photoelectric Alarm](/images/products/USI-3204/USI-3204.jpg)
Smoke & Fire Alarms
Universal Security Instruments USI‑3204 Wired‑In 120 Volt Photoelectric Alarm
![USI Electric USI-2177 Hardwired Strobe Light For Use With Smoke Alarms](/images/products/USI-2177/USI-2177.jpg)
Home Safety & Security
USI Electric USI-2177 Hardwired Strobe Light For Use With Smoke Alarms
![USI Electric USI-2413 Smoke Alarm and Strobe Light Kit, 120-Volt](/images/products/USI-2413/USI-2413.jpg)
Home Safety & Security
USI Electric USI-2413 Smoke Alarm and Strobe Light Kit, 120-Volt
![USI Electric MICN109 Hardwired 3-in-1 Smoke, Carbon Monoxide and Natural Gas Alarm](/images/products/MICN109/MICN109.jpg)
Combo Smoke & Gas Alarms
USI Electric MICN109 Hardwired 3-in-1 Smoke, Carbon Monoxide and Natural Gas Alarm
![USI Electric 5304L Hardwired Ionization Smoke and Fire Alarm with Battery Backup](/images/products/5304L/5304L.jpg)
Smoke & Fire Alarms
USI Electric 5304L Hardwired Ionization Smoke and Fire Alarm with Battery Backup
![USI Electric MI106 Hardwired Ionization Smoke and Fire Alarm with Battery Backup](/images/products/MI106/MI106.jpg)
Smoke & Fire Alarms
USI Electric MI106 Hardwired Ionization Smoke and Fire Alarm with Battery Backup