USA

Security Sensors

 prices on 232 models  
Show
First Alert Wireless Interconnect photoelectric smoke alarms link the alarms throughout your home. 120 V AC hardwired wireless detectors with battery backup integrate single alarms into a system. Expand protection by replacing one existing hardwired alarm with Wireless Interconnect and linking to existing hardwired and battery operated alarms. By adding Wireless Interconnect battery operated alarms elsewhere, when one alarm sounds, all alarms will be notified. Photoelectric smoke sensor reduces nuisance alarms. Easy access battery drawer: no need to remove an alarm from the ceiling to change battery. Includes 10-year limited warranty. Meets UL standards.
$64.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
Promote greater fire safety with the First Alert 7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. This hardwired smoke detector uses a photoelectric smoke sensor to reliably detect smoke produced by smoldering fires, helping give you and your family a vital early warning of fire.
$129.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
Designed to help promote household safety, the First Alert hardwired smoke alarm with battery backup can provide early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires. The sensor is optimized to detect flaming fires, such as those caused by paper, kitchen grease, and other fast-combusting materials. To facilitate hassle-free installation, this fire and smoke alarm features a streamlined mounting system with a gasket-less base. The mounting bracket keeps the detector secure over a wide rotation range while maintaining perfect alignment. The ionization fire alarm also comes with a dust cover to keep the unit clean …
$79.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
18 pc Hardwire Ion Smoke Alarm Contractor Pack - Hardwired smoke detectors are wired directly into your homes electrical system. Detector includes battery backup and mute button. Battery backup ensures alarm works even during power outages. Mute feature silences nuisance alarms from cooking smoke or shower steam and single button tests alarm functions. Easy access drawer for battery: no need to take down alarm from ceiling to change battery. Interconnects with up to 12 other First Alert or BRK hardwired alarms. 10-year limited warranty. Meets UL smoke detector standards.
$189.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The First Alert SMI100-AC Hardwire Interconnect Smoke Alarm with Battery Backup meets new industry standards utilizing First Alert's Precision Detection advance sensing technology. This hardwire smoke alarm is easy to install and replace existing alarms with no need to rewire. Plus interconnect compatible alarms to create a whole home alarm system to help provide an early warning.
$31.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
First Alert BRK SMICO100-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup, 1-Pack
$64.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The BRK model no. 3120B is a wire-in, 120 V AC 60 Hz single and/or multiple station photoelectric and ionization dual sensor smoke alarm specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, dormitories and other multi-family dwellings as defined in standard nape 101. Model 3120B complies with UL217, CSFM, nape 72, HUD, fa and other agencies that model their codes after the above agencies. It meets building codes where AC/DC photoelectric and ionization combination smoke alarms are required. The BRK 3120B is a state-of-the-art hardwired with battery backup smoke alarm that features dual photoelectric and ionization smoke sensing …
$38.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The First Alert BRK brands hardwired heat alarm with battery backup is a performance rich solution that includes numerous safety enhancers to ensure the maximum in overall protection. First Alert BRK brands hardwired heat alarms feature a near effortless installation process and are easily maintained.
$32.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The Kidde HD135F is a 120VAC Wire In Heat Alarm that responds to temperature rather than smoke. The alarm will sound if temperatures rise above 135 degree F. The Kidde HD135F is interconnectable. The interconnect system must not exceed the NFPA (National Fire Protection Association) limit of 18 initiating devices (Smoke, heat, CO, etc) interconnected, it is still possible to interconnect 6 strobe lights and or relay modules.
$44.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The Kidde 900-0120 is an AC wire-in carbon monoxide alarm that warns you and your family of dangerous carbon monoxide levels. It includes multiple contractor friendly features to ensure easy installation and minimal troubleshooting. This alarm interconnects with up to 24 Kidde devices (of which 18 can be initiation) including smoke alarms, CO alarms and heat alarms on one wiring network.
$54.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
This hardwired combination smoke and carbon monoxide detector includes a 9-volt battery backup that continues to protect you in the event of a power failure. The alarm features electrochemical CO sensing technology, an ionization sensor for smoke detection and an 85-decibel alarm. One button silences any nuisance alarms, and also tests detector functions, while lights indicate if the alarm detects smoke or carbon monoxide. The latching alarm indicator automatically identifies which unit initiated the alarm, even after the conditions that set off the alarm have subsided. And an end-of-life signal lets you know when it's time to replace the unit. Can be interconnected to other BRK or First Alert …
$59.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The Kidde i5000 is an AC/DC powered, ionization smoke alarm that operates on a 120V power source with 9V alkaline battery backup. This alarm uses ionization sensing technology. Ionization sensing alarms may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms. Photoelectric sensing alarms may detect visible particles (associated with smoldering fires) sooner than ionization alarms. Kidde strongly recommends that both ionization and photoelectric smoke alarms be installed to help insure maximum detection of the various types of fire that can occur within the home.
$22.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The BRK ADF-12 smoke alarm adapter plug 12pk easily connects competitive alarms without rewiring. This product is compatible with BRK and firex smoke alarms and saves time and installation costs when retrofitting existing homes or apartments. First alert designs and creates safety products that preserve and protect the things that are the most important to you, from your children and family to your home and the priceless memories stored inside.
$26.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
The First Alert Hardwired Combination Smoke and Carbon Monoxide Alarm detects both carbon monoxide and smoke in a single device. It is designed for hardwired installation but features a 10-year battery backup that allows the unit to function in the event of a power outage. The CO smoke detector can be connected to other compatible BRK or First Alert CO smoke detectors within a single-family residence. A single button silences or tests the unit.
$69.99
AceHardware.com
Delivery: USA
Report
Buy!
AceHardware.com
For environmental monitoring and management, ATEN provides sensor probes that work in tandem with the Power Distribution Units, which enable you to get readings of Differential Pressure & Temperature. Environmental conditions can be monitored with alarms according to customizable minimum/maximum thresholds set for temperature and humidity. The Sensor is an optional accessory and you can use the ATEN PDU without environmental sensors. However, if you want to have complete energy management of your data center with the full use of ATEN solutions, a sensor installation is required.
$249.95
Adorama.com
Delivery: in USA
Report
Buy!
Adorama.com
Before you risk a system failure due to unfavorable environmental conditions, consider the EA1240 Temperature and Humidity Sensor, a reliable and accurate solution for monitoring your surroundings. This high-quality sensor, produced by the reputable brand Aten, is designed to work seamlessly with your Power Distribution Unit (PDU) to provide real-time, remote monitoring of temperature and humidity levels. This durable sensor is not only easy to use but also offers the convenience of a plug-in power source, eliminating the need for batteries or other external power supplies. With the EA1240, you can set specific environmental thresholds that, when reached, trigger alerts. This proactive approach …
$145.95
Adorama.com
Delivery: in USA
Report
Buy!
Adorama.com
A cutting-edge Door and Window Entry Sensor from the reputable brand Eufy, this device offers an impressive 2-year battery life, providing continuous security monitoring for a full 730 days on a single battery. Designed with a compact and sleek aesthetic, this advanced sensor seamlessly fits onto any door or window frame, making it an unobtrusive addition to your home security system. One of the standout features of this high-tech sensor is its powerful 100-decibel siren. In the event of a forced entry, the sensor triggers a siren on the HomeBase that is as loud as a jackhammer, ensuring immediate attention. Simultaneously, an instant notification is sent to your smartphone, keeping you
$29.99
Adorama.com
Delivery: in USA
Report
Buy!
Adorama.com
Know the status of your door or window. Unassuming and a breeze to install with no tools required, Eve Door & Window fuses cutting-edge convenience with everyday peace of mind. And better still, it can control other HomeKit-accessories in your home whenever doors or windows are opened or closed.Double-check on the spotThat all-important door, window, cabinet, or safety gate - don't roam your home to confirm it's shut. Just ask Siri or consult your iPhone, iPad, or Apple Watch.Acquire insightWhen did someone last crack open a window to let some fresh air in? And for how long? View detailed records about your home, and know at a glance what happened on any day, month, or year - and gain
$39.95
Adorama.com
Delivery: in USA
Report
Buy!
Adorama.com
Explore the world of efficient dog training with the Delta SE Dog Collar Device, a high-tech, innovative solution designed to simplify your pet training endeavors without compromising on results. Crafted by the reputable brand Garmin, this durable dog collar device is more than just a stylish accessory for your furry friend. Equipped with 10 levels of momentary and continuous stimulation, tone, and vibration, the Delta SE Dog Collar Device offers a wide range of training options to suit your pet's unique needs. The half-mile range ensures you can maintain control and communication with your dog, whether you're training at home or exploring the great outdoors. One of the standout features of
$99.99
Adorama.com
Delivery: in USA
Report
Buy!
Adorama.com
24 more item(s)
Filters
Price
fromup to
Brands
Features
Motion sensor type
Installation location
Mount
Connection
Communication protocol
Features
Horizontal angle of coverage
Vertical angle of coverage
Range
Connected load power (for lighting)
Power source
Colour
Catalog security Sensors 2024 - new products, best sales, buy security Sensors.