Key takeaways
- Home safety focuses on early detection of fire and water damage, the two events that cause the most costly home insurance claims.
- Smart smoke alarms and water leak sensors send alerts to your phone, so you learn about a problem even when you are not home.
- Pairing a leak sensor with a smart water shutoff valve lets the system stop a flood automatically before it spreads.
- A loud smart siren ensures alerts are heard locally, which matters for people who are home but asleep or out of phone range.
Home safety devices watch for the events that cause the most damage: fire and water. Smart smoke alarms and water leak sensors detect problems early and push alerts to your phone, while smart water valves can shut off the supply automatically and sirens make sure no one misses a warning, even when you are away.
Top rated home safety products by category
The best reviewed products in each safety category, based on real owner ratings and review counts.
Smoke & CO Detectors
See all Smoke & CO Detectors- Smoke & CO Detectors


WiFi Smoke & CO Detector
4.7(727)£44.21 - Smoke & CO Detectors

Nest Protect (Wired)
4.6(4.6K) - Smoke & CO Detectors


Wi-Fi CO Alarm
4.6(1.5K)£35.99 - Smoke & CO Detectors


SC07-MR Smart Smoke & CO Alarm
4.6(726) - Smoke & CO Detectors


HS1SA-E Zigbee Smoke Alarm
4.6(131)£32.99 - Smoke & CO Detectors

Nest Protect (Battery)
4.4(7.5K) - Smoke & CO Detectors

Smart Smoke Detector
4.4(607) - Smoke & CO Detectors
7% OFFSmoke Alarm
4.4(560)£64.81£69.74 - Smoke & CO Detectors
20% OFF
XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts
4.4(161)£26.32£32.99 - Smoke & CO Detectors


Carbon Monoxide Detector C1-S
4.4(151)$29.99 - Smoke & CO Detectors
10% OFF
Smoke and CO Alarm HM-636THS
4.4(136)$35.98$39.99 - Smoke & CO Detectors


Wi-Fi Smoke Alarm
4.3(2.3K) - Smoke & CO Detectors

Smart Smoke & CO Detector with Ring
4.3(515)$69.97 - Smoke & CO Detectors


SMCO410 Smoke Detector & CO Alarm
3.6(279)$64.98 - Smoke & CO Detectors

Smart Smoke + Indoor Air Quality Alarm
3.4(203)$114.06
Gas Detectors
See all Gas DetectorsWater Leak Sensors
See all Water Leak Sensors- Water Leak Sensors


Water Leak Sensor 4
4.8(1.8K)€53.58 - Water Leak Sensors
15% OFF
Water Leak Sensor 1
4.6(7K)$16.99$19.99 - Water Leak Sensors
15% OFFTapo T300
4.6(538)$16.99$19.99 - Water Leak Sensors
9% OFF
Water Guard
4.6(207)$99.95$109.95 - Water Leak Sensors
29% OFF
Wi-Fi Water Leak Detector
4.5(2.3K)$11.39$15.99 - Water Leak Sensors


Water Leak Sensor
4.5(528)$39.99 - Water Leak Sensors

Water and Freeze Sensor
4.5(449)$34.99 - Water Leak Sensors
12% OFF
Zigbee Water Leak Sensor
4.5(424)$21.98$24.99 - Water Leak Sensors
14% OFFWater Leak Detector 2
4.4(1.9K)$59.98$69.99 - Water Leak Sensors
6% OFF

Water Leak Detector
4.4(1.7K)$15.99$16.99 - Water Leak Sensors
15% OFF

Water Leak Detector (Sensor Cable Edition)
4.3(1.9K)$16.99$19.99 - Water Leak Sensors


Flood Sensor (Z-Wave)
4.3(236)$60.12 - Water Leak Sensors
11% OFF
Water Leak Sensor
4.2(3.7K)$16.99$18.99 - Water Leak Sensors

Water Sensor Alarm
4.2(3K) - Water Leak Sensors


Flood Sensor (HomeKit)
4.1(359)
Water Shutoff Valves
See all Water Shutoff Valves- Water Shutoff Valves
17% OFF
LP365-P
4.5(378)$297.81$359.99 - Water Shutoff Valves
15% OFF
LP365
4.5(378)$279.98$329.99 - Water Shutoff Valves


Valve Controller 2 with EVO Valve Operator
4.5(187)$239.00 - Water Shutoff Valves
10% OFF
FlowSmart All-in-One Water Meter & Shutoff
4.4(166)$242.99$269.99 - Water Shutoff Valves


ZAC36 LR Titan Water Valve Actuator
4.4(125)$199.95 - Water Shutoff Valves

Flo Smart Water Monitor + Shutoff
3.9(2.3K)$559.00 - Water Shutoff Valves
5% OFF
Valve Controller T1
3.8(408)$66.49$69.99 - Water Shutoff Valves
5% OFF
LPG365-P
4.8(42)$529.99$559.99 - Water Shutoff Valves
6% OFF
LPG365
4.8(42)$499.99$529.99 - Water Shutoff Valves


Bulldog Valve Robot Matter over Wi-Fi EVC400-MW
4.3(50)$215.00 - Water Shutoff Valves


WiFi Smart Water/Gas Valve Controller
3.7(35)$47.99 - Water Shutoff Valves


L5 WiFi Water Leak Shutoff Valve
4.2(3)$284.60 - Water Shutoff Valves


Protect
3.0(2)$579.99
Sirens
See all SirensDetect early, then act automatically
The value of a smart safety device is time. A smart smoke alarm or water leak sensor warns you the moment it detects trouble, whether you are in the next room or in another country. That early warning is what turns a small leak into a quick fix instead of a flooded floor.
The next step is automatic action. A leak sensor that triggers a smart water valve can shut off the main supply within seconds of detecting water, stopping damage before anyone reads the alert. The same logic applies to sirens, which turn a silent app notification into an alarm everyone in the house can hear.
Coverage that matches the risk
Place water leak sensors where leaks start: under sinks, behind toilets, near the water heater, and by the washing machine. These are inexpensive and battery powered, so covering every high risk spot costs little. Smoke alarms belong on every floor and near sleeping areas, following standard fire safety guidance.
For the strongest protection, choose devices that work locally through a hub so alerts and automatic shutoffs keep functioning during an internet outage. A safety system that fails silently when the connection drops is not protecting you when it matters most.
Frequently Asked Questions
- Can a smart leak sensor stop a flood by itself?
- A leak sensor on its own only alerts you. To stop a flood automatically, pair it with a smart water shutoff valve. When the sensor detects water, an automation closes the valve within seconds, cutting the supply before damage spreads.
- Where should I place water leak sensors?
- Put them where leaks commonly start: under kitchen and bathroom sinks, behind toilets, next to the water heater, and by the washing machine and dishwasher. They are cheap and battery powered, so cover every high risk spot.
- Do smart smoke alarms replace regular ones?
- Smart smoke alarms add phone alerts and integration with the rest of your home, but you should still follow standard fire safety guidance: alarms on every floor and near every sleeping area. Some smart models also interconnect so one alarm triggers all of them.
- Why add a siren if I already get phone alerts?
- Phone alerts can be missed when you are asleep, the phone is on silent, or you are out of range. A loud smart siren makes sure a critical event is heard by anyone in the home, and it doubles as a deterrent during a security event.
