RESIDEO 7939WG-GY Magnetic Contacts Door Window Sensor 781410776173 Door/window

( Brand: Resideo ), ( Type: Magnetic Contacts ), ( Manufacturer Part Number: 7939WG-GY ), ( UPC: 781410776173 )

Review RESIDEO Lot Of Magnetic Contacts Genuine Oem Door/window Sensor

The Resideo 7939WG-GY Magnetic Contact Door/Window Sensor is a versatile and reliable security device designed to detect the opening or closing of doors and windows. This wireless sensor is part of the Resideo Lyric Alarm System and is compatible with other major security systems.

The sensor features a strong, adjustable magnetic contact that securely attaches to both the door or window frame and the moving part, allowing it to detect any separation between the two. The sensor is also equipped with a built-in tamper detection feature, which alerts the system if the sensor is removed or tampered with, providing an additional layer of security.

The Resideo 7939WG-GY is wireless and operates on a CR2 battery (not included), which can last up to 5 years with normal use. The sensor communicates wirelessly with the Lyric Controller using the Z-Wave protocol, allowing for easy installation and integration with other Z-Wave devices.

The sensor is designed for indoor use and is suitable for doors and windows up to 2 inches (5.1 cm) thick. It has a sleek and compact design, measuring 2.1 inches (5.3 cm) long, 1.3 inches (3.3 cm) wide, and 0.6 inches (1.5 cm) high. The sensor is also paintable, allowing it to blend seamlessly with the surrounding decor.

The Resideo 7939WG-GY Magnetic Contact Door/Window Sensor is an essential component of any home security system, providing peace of mind and protection against intruders. Its adjustable magnetic contact, built-in tamper detection, long battery life, and wireless connectivity make it a reliable and convenient choice for securing doors and windows in your home.

The Resideo 7939WG-GB magnetic contact sensor is a popular choice for home security systems due to its wireless design and easy installation. Here are some pros and cons to help you decide if this sensor is the right fit for your security needs:

1. Easy Installation: The Resideo 7939WG-GB sensor uses strong magnets to detect when a door or window is opened, so there is no need for drilling or wiring. This makes it an excellent option for renters or those who want to avoid the hassle of professional installation.

2. Wireless Design: The sensor operates wirelessly, which means it can be placed in hard-to-reach areas without the need for cables or wires. It also allows for easy integration with other wireless security systems.

3. Versatile: The Resideo 7939WG-GB sensor can be used on doors and windows of various sizes, making it a versatile option for securing different entry points in your home.

4. Long Battery Life: The sensor uses a CR2 battery, which can last up to five years, reducing the need for frequent battery replacements.

5. Integration with Smart Home Systems: The Resideo 7939WG-GB sensor can be integrated with popular smart home systems like Amazon Alexa, Google Assistant, and Apple HomeKit, allowing you to monitor and control your security system using voice commands or mobile apps.

1. Limited Range: The sensor has a limited range of about 100 feet, which means it may not be suitable for larger homes or properties with significant distance between the sensor and the control panel.

2. False Alarms: Magnetic contact sensors like the Resideo 7939WG-GB can be prone to false alarms, especially if the magnets are not aligned properly or if there is significant vibration or movement in the area.

3. Limited Temperature Range: The sensor is not designed for extreme temperatures, and it may not function properly in environments below 14 degrees Fahrenheit or above 113 degrees Fahrenheit.

4. No Built-in Siren: The Resideo 7939WG-GB sensor does not have a built-in siren or alarm, and it relies on the main security system to sound an alarm when the sensor is triggered.

The Resideo 7939WG-GB magnetic contact sensor is an excellent choice for those looking for a wireless, easy-to-install security solution for their doors and windows. Its versatility, long battery life, and integration with popular smart home systems make it a popular option for homeowners and renters alike. However, it may not be suitable for larger properties or environments with extreme temperatures, and it is prone to false alarms. Overall, if you are looking for a reliable and convenient wireless magnetic contact sensor for your home security system, the Resideo 7939WG-GB is definitely worth considering.

If you are looking for a wireless magnetic contact sensor for your home security system and you value ease of installation, versatility, and long battery life, the Resideo 7939WG-GB sensor is an excellent option to consider. However, if you have a larger property, extreme temperatures, or are concerned about false alarms, you may want to explore other sensor options or consult with a security professional for advice.

Details:

Genuine OEM magnetic contacts. USPS Ground and Priority. Please understand this is out of our control. USPS will then deliver the item.

On rare occasion, USPS or FedEx may delay a package. This very often causes a delay in the first scan. Lot of 5 Resideo Magnetic Contacts 7939WG-GY Genuine OEM Door/Window Sensor New in packages. Honeywell Home set.

part #: 7939wg prices

• $5.96-$70.00

specifications mansesecure:

• brand: Resideo
• type: Magnetic Contacts
• manufacturer part number: 7939WG-GY
• upc: 781410776173

returns mansesecure:

• paid by: Seller
• time: 30 Days
• method: Money back
• policy: Returns Accepted

seller mansesecure:

• # reviews: 17572
• rating: 99.1%
• city: Kansas City, Missouri

offer mansesecure:

• sold: 0
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• started: July 10, 2025

payments mansesecure:

• other
• credit card: Diners-club
• wallet: Paypal

general mansesecure:

• Home Improvement > Home Security > Other Home Security
• condition: New

shipping mansesecure:

• service: USPS First Class
• class: Standard
• transit: 5-10 Days
• carrier: USPS
• type: Fixed
• cost: $0.00

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