Best Home Security Door & Window Sensors of 2025

The Tapo Contact Sensor enhances your home security by monitoring the opening and closing of windows and doors in real-time. You will receive instant notifications through the Tapo app whenever a door or window is opened, ensuring you stay informed about your home's safety. The device also allows you to connect actions with other smart devices, enabling greater automation and security measures. Additionally, its battery-powered design ensures a long-lasting performance, making it a practical choice for any home alarm system.

The VOXON Alarm Sensor Pack offers enhanced security for your home. Its 100dB alarm can instantly alert you to any movement, ensuring that intruders stay out. With user-friendly controls, you can easily customise your alert sounds to suit your preferences. The simple adhesive installation means you can set it up in seconds, providing peace of mind for you and safety for your children. This smart design continues to function effectively, making it a reliable choice for protecting your space.

The SECRUI Door Alarm Sensor offers extensive security for your home or business with its wireless magnetic door and window alarm system. With a remarkable 400-foot operating range, you can monitor every entry point effectively. It provides round-the-clock surveillance by alerting you when doors or windows are opened, helping to deter potential break-ins. You can choose from 52 different chimes to suit your preference, and with adjustable volume levels, you can ensure the alarm is heard when needed. Installation is straightforward, allowing you to set it up quickly and easily.

The Yale Sync Contact Alarm is an essential accessory for your Yale Sync Smart Home Alarm system. It pairs effortlessly with the Yale Alarm App, allowing you to monitor your home with ease. This tamper-proof device secures your doors and windows, alerting you in real-time if they are opened while the alarm is armed. You will receive instant notifications on your Yale Alarm app, ensuring you stay informed about any disturbances. Setup is simple as it is completely wire-free, allowing you to install it on any surface without hassle.

The Burglar Alarm Detectors are designed for use on both doors and windows, enhancing your home security. With dimensions of 67mm x 12mm x 13mm for both the contact and magnet, they fit seamlessly into your existing wired intruder alarm system. The Specification Grade 1 and Environmental Class 2 ensure durability and reliability, while the operating gap of approximately 20mm provides flexibility in installation. By choosing these detectors, you can improve the safety of your home with professional-grade equipment.

The eufy Security Entry Sensor is designed to enhance your home security by monitoring doors and windows. With a remarkable 2-year battery life, you can enjoy long-term peace of mind without frequent replacements. Its compact design allows for easy installation on any door or window frame, ensuring you can secure your home effortlessly. The 100-decibel siren activates upon forced entry, providing immediate alerts to your smartphone, which helps you stay informed of any suspicious activity.

The Defender Window Alarm is a modern shock sensor alarm designed for your windows and doors. With a powerful 130dB siren, it effectively alerts you if an intruder attempts to smash or hit your window. Installation is quick and easy, thanks to the included adhesive pads, which also serve as a visual deterrent with warning stickers. This intruder alarm is perfect for homes, businesses, and even caravans, providing peace of mind by ensuring all types of glass windows and door panels are protected.

The Defender Door Alarm is a wireless device that enhances your home security. It utilises magnetic field technology to detect any door opening or handle touching, sounding a powerful 125dB siren for 30 seconds to alert you. You can easily adjust the sensitivity to low, medium, or high, ensuring it meets your specific needs. Installation is a breeze, as you simply remove it from the box and attach it to your internal doors. Its lightweight design makes it portable, allowing you to move it effortlessly between rooms as required.

The TECKNET Door Alarm offers versatile security for your home. With its quick alarm feature, you will receive an immediate alert if the sensor is separated, ensuring you stay informed. The three modes allow you to choose between a loud alarm, a gentle chime, or silence, catering to your preferences. Additionally, the 3-level volume control lets you adjust the sound to suit your environment, making it perfect for various settings. Installation is easy with adhesive stickers, allowing you to secure it on doors, windows, or cabinets effortlessly.

The TECKNET Door Alarm Sensor is designed to provide security for your home. With a 1000ft working range, you can monitor all your doors and windows effortlessly. It acts as a lifeguard for your family by alerting you if a door or window is opened, helping to deter potential break-ins. The loud alarm features 61 tunes and five adjustable volume levels, allowing you to choose the perfect sound for your environment. Plus, the device includes a mute mode, ensuring you won't disturb anyone at home while still being alerted.