2025's Best Water Leak Sensors Guide | Top 10

Long-range, alert-enabled water leak detection kit with up to 5-year battery life.

The YoLink Water Leak Starter Kit includes a hub, six leak sensors, and boasts a long-range LoRa wireless technology. It offers alerts via app, SMS, or email, and works offline through Device-to-Device (D2D) technology. The sensors are powered by 2 AAA batteries that last up to 5 years, and the system is compatible with Alexa, IFTTT, and Home Assistant.

Sensitive, adjustable audio alarm sensors for water leak detection.

Govee Water Leak Detectors are reliable, high-decibel alarm sensors designed to notify you of leaks and drips in your kitchen, bathroom, or basement. These devices cannot be directly connected to Wi-Fi, but they can alert you with a 100dB adjustable audio alarm whenever they detect water.

Battery-operated water leak alarm with a loud 90dB alert system.

The WER Water Leak Alarm is a battery-operated sensor designed to alert you of water leaks in high-risk areas such as basements, bathrooms, and kitchens. The device features a loud 90dB alarm and is sold in a convenient 2-pack, but batteries are not included.

Reliable, adjustable water leak detectors with audio alerts for home use.

The Stechro Adjustable Leak Detector is a pack of 5 water leak sensors designed to detect water leaks in homes. These reliable sensors are equipped with 4 adjustable audio levels ranging from 0-120dB, and they provide an alert system for leaks and drips. They are IP66 water-resistant, making them suitable for use in basements, kitchens, and laundry rooms.

Reliable, battery-operated water leak detector with loud alarm.

The Basement Watchdog Water Alarm is a reliable tool to detect leaks and flooding in your home. This 110 dB battery-operated device alerts you to water-related issues with a loud alarm and a sensor that can be placed in any location where water leakage could occur.

IP66 waterproof, 120dB alarm water leak detectors for home use.

This set of three TECKNET Water Leak Detectors are designed to alert homeowners to unwanted leaks in high-risk areas like bathrooms, kitchens, basements, and laundry rooms. Each detector is IP66 waterproof and emits a loud 120dB alarm when water is detected, making it easy to address any issues promptly. The included batteries and easy installation make these detectors ready to use right out of the box.

WiFi-enabled water leak detector with adjustable alarm and remote alerts.

The Govee Smart Water Leak Detector is a 2-pack set of water sensors that alert homeowners of leaks through a 100dB alarm, email, or APP push. This intelligent device is Wi-Fi enabled (supports 2.4G Wi-Fi only), and is ideal for use in the home, basement or any area vulnerable to water damage.

Battery-operated, standalone water leak detector with a loud 120dB alarm.

The Topvico Water Leak Sensor Detector is a highly sensitive, standalone device that detects water leakage in areas like basements and RVs. It is battery-operated and alarms at a high 120dB volume when water is detected. The device comes in a pack of three.

Compact, loud 100dB home water leak detectors for comprehensive water leakage detection.

This 5-pack of Water Leak Detectors is designed to alert homeowners of potential water leaks in their homes. Each detector features a 100dB alarm that triggers when it detects water, making it perfect for use in basements, bathrooms, kitchens, toilets, and laundry rooms. These devices are compact, easy to install, and work well in areas such as pipes, drains, sinks, and faucets.

Battery-operated water leak detectors for early flood warning.

The Geevon Water Leak Detectors are a pack of two battery-operated devices that sound a 100dB alarm upon detecting water. Ideal for use in basements, bathrooms, kitchens, garages, and attics, these units are designed to provide early warning of potential flooding, helping to prevent water damage.