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Universal Security products trending today!

We've made it easy to find some of the most popular products available at Universal Security Store. This list includes bestsellers that are receiving excellent reviews. We’ll be updating this page based on popularity, so check often to see what’s trending!

USI Electric Hardwired Ionization Smoke and Fire Alarm with Battery Backup (5304)

USI Electric Hardwired Ionization Smoke and Fire Alarm with Battery Backup

Model: 5304
(173)
$16.95 Save: $8.00
Availability: In Stock
USI 3-in-1 Hardwired Smoke, Fire and Carbon Monoxide Smart Alarm with 10 Year Tamper-Proof Sealed Battery (MIC1509S)

USI 3-in-1 Universal Smoke and Carbon Monoxide 10 Year Smart Alarm

Model: MIC1509S
(160)
$49.95 Save: $20.00
Availability: In Stock
USI 2-in-1 Hardwired Smoke and Fire Smart Alarm with 10 Year Sealed Battery and Universal Smoke Sensing Technology (MI106S)

USI Hardwired 2-in-1 Universal Smoke Sensing Smoke and Fire Smart Alarm

Model: MI106S
(127)
$24.95 Save: $5.00
Availability: In Stock
USI Hallway 3-in-1 Smoke, Fire and Carbon Monoxide Smart Alarm with 10 Year Tamper-Proof Sealed Battery (MIC3510SB)

USI Hallway 3-in-1 Smoke, Fire and Carbon Monoxide 10 Year Alarm

Model: MIC3510SB
(93)
$48.95 Save: $11.00
Availability: In Stock
Universal Security Instruments Sensing Plus 3-in-1 Hardwired Combination Smoke and Carbon Monoxide Detector With 10 Year Battery Backup (AMIC1510SB)

USI Sensing Plus 3-in-1 Hardwired Smoke, Fire and CO Alarm

Model: AMIC1510SB
(9)
$59.95 Save: $20.00
Availability: In Stock
Universal Security Instruments Sensing Plus Dual Sensor Hardwired Smoke and Fire Detector With 10 Year Battery Backup (AMI1061SB)

USI Sensing Plus Dual Sensor Hardwired Smoke and Fire Alarm

Model: AMI1061SB
(3)
$28.95 Save: $10.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Hardwired Smoke and Fire Alarm With 10 Year Battery Backup (AMI1061SC)

USI Sensing Plus Hardwired Smoke Alarm with 10 Year Battery Backup

Model: AMI1061SC
(15)
$28.95 Save: $10.00
Availability: In Stock
USI Bedroom 2-in-1 Smoke and Fire Smart Alarm with 10 Year Sealed Battery and Universal Smoke Sensing Technology (MI3050SB)

USI Bedroom 2-in-1 Smoke and Fire Alarm, 10 Year Sealed Battery

Model: MI3050SB
(48)
$20.95 Save: $9.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Hardwired Smoke and Carbon Monoxide Alarm With 10 Year Sealed Battery Backup (AMIC1510SC)

USI Sensing Plus Hardwired Smoke and Carbon Monoxide Alarm

Model: AMIC1510SC
(19)
$59.95 Save: $20.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Bedroom Smoke and Fire Alarm With 10 Year Tamper Proof Sealed Battery (AMIB3051SC)

USI Sensing Plus Bedroom Smoke and Fire Alarm With 10 Year Battery

Model: AMIB3051SC
(17)
$25.95 Save: $9.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Hallway Smoke and Carbon Monoxide Alarm With 10 Year Tamper Proof Battery (AMICH3511SC)

USI Sensing Plus Hallway Smoke and CO Alarm, 10 Year Battery

Model: AMICH3511SC
(14)
$59.95 Save: $10.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Smoke, Fire and Carbon Monoxide Alarm With 10 Year Tamper Proof Sealed Battery (AMIC3511SB)

USI Sensing Plus Smoke, Fire and CO Alarm with 10 Year Battery

Model: AMIC3511SB
(13)
$59.95 Save: $15.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Living Area Smoke and Fire Alarm With 10 Year Tamper Proof Sealed Battery (AMIL3051SC)

USI Sensing Plus Living Area 10 Year Battery Smoke and Fire Alarm

Model: AMIL3051SC
(5)
$27.95 Save: $12.00
Availability: In Stock
Universal Security Instruments Plug-In 2-in-1 Carbon Monoxide and Natural Gas Smart Alarm with Battery Backup (MCND401B)

USI Digital Display Plug-In 2-in-1 CO and Natural Gas Smart Alarm

Model: MCND401B
(28)
$48.95 Save: $16.00
Availability: In Stock
Universal Security Instruments Plug-In 2-in-1 Carbon Monoxide and Natural Gas Smart Alarm with Battery Backup (MCN400B)

USI Plug-In 2-in-1 CO and Natural Gas Smart Alarm with Battery Backup

Model: MCN400B
(17)
$44.95 Save: $10.00
Availability: On Order
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Universal Security Instruments Sensing Plus Multi Criteria Smoke and Fire Alarm With 10 Year Tamper Proof Sealed Battery (AMI3051SB)

USI Sensing Plus Smoke and Fire Alarm With 10 Year Battery

Model: AMI3051SB
(4)
$25.95 Save: $9.00
Availability: In Stock
Universal Security Instruments Sensing Plus Multi Criteria Kitchen Smoke and Fire Alarm With 10 Year Tamper Proof Sealed Battery (AMIK3051SC)

USI Sensing Plus Kitchen Smoke and Fire Alarm With 10 Year Battery

Model: AMIK3051SC
(8)
$28.95 Save: $11.00
Availability: In Stock
Universal Security Instruments Quick Change Battery-Operated Ionization Smoke and Fire Alarm (976LR)

USI Quick Change Battery-Operated Ionization Smoke and Fire Alarm

Model: 976LR
(4)
$10.95 Save: $1.00
Availability: In Stock
Universal Security Instruments Every Room Digital Carbon Monoxide Smart Alarm with 10 Year Sealed Battery (MCD305SB)

USI CO Smart Alarm with 10 Year Sealed Battery and Display Screen

Model: MCD305SB
(16)
$44.95 Save: $5.00
Availability: In Stock
Universal Security Instruments Every Room Carbon Monoxide Smart Alarm with 10 Year Sealed Battery (MC304SB)

USI Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

Model: MC304SB
(15)
$37.95 Save: $12.00
Availability: On Order
View More Info

Postive Reviewed Items

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USI Electric Hardwired 2-in-1 CO and Natural Gas Alarm, Battery Backup
USI Electric Hardwired 2-in-1 CO and Natural Gas Alarm, Battery Backup
MPN: MCN108
(70)
$44.95 Save: $10.00
USI Bedroom 2-in-1 Smoke and Fire Alarm, 10 Year Sealed Battery
USI Bedroom 2-in-1 Smoke and Fire Alarm, 10 Year Sealed Battery
MPN: MI3050SB
(48)
$20.95 Save: $9.00
USI Sensing Plus 3-in-1 Hardwired Smoke, Fire and CO Alarm
USI Sensing Plus 3-in-1 Hardwired Smoke, Fire and CO Alarm
MPN: AMIC1510SB
(9)
$59.95 Save: $20.00
USI 4-in-1 Hardwired Smart Alarm with Smoke, Fire, CO and Gas Detection
USI 4-in-1 Hardwired Smart Alarm with Smoke, Fire, CO and Gas Detection
MPN: MDSCN111
(62)
$49.95 Save: $30.00
USI Sensing Plus Living Area 10 Year Battery Smoke and Fire Alarm
USI Sensing Plus Living Area 10 Year Battery Smoke and Fire Alarm
MPN: AMIL3051SC
(5)
$27.95 Save: $12.00
USI 3-in-1 Universal Smoke and Carbon Monoxide 10 Year Smart Alarm
USI 3-in-1 Universal Smoke and Carbon Monoxide 10 Year Smart Alarm
MPN: MIC1509S
(160)
$49.95 Save: $20.00
USI Automatic Emergency Lighting System
USI Automatic Emergency Lighting System
MPN: HE-430N
(5)
$39.95 Save: $10.00
USI Electric 15 Amp GFCI Receptacle Duplex Outlet, White
USI Electric 15 Amp GFCI Receptacle Duplex Outlet, White
MPN: G1315TRWH
(1)
$14.95 Save: $5.00
USI Electric Hardwired Ionization Smoke and Fire Alarm with Battery Backup
USI Electric Hardwired Ionization Smoke and Fire Alarm with Battery Backup
MPN: 5304
(173)
$16.95 Save: $8.00
USI Electric Hardwired LED Wall Mounted Smart Strobe Light
USI Electric Hardwired LED Wall Mounted Smart Strobe Light
MPN: SLW127
(2)
$74.95 Save: $25.00
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