First alert model 9120b

First Alert BRK Brands Hardwired Ionization Smoke Alarm 9120LBL. ... If you have a 10-Year model, the smoke alarm may not have been properly activated. ... MPN: 9120B (802) $12.95 Save: $7.00 Quick view First Alert Hardwired Smoke Alarm with Adapter Plugs - SA9120BPCN . MPN: 1039809 (24) $19.95 Save: $10 ...

Jul 19, 2019 · First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018) Buy it with This item: FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 Pack & Alert BRK 9120B-3 Hardwired Smoke Alarm ... Placing an order with free shipping: Add at least the stated minimum threshold of eligible items or total item price to your Shopping Cart. Proceed to checkout and enter a valid U.S. eligible delivery address. Select the "FREE" option on the shipping method selection page. Complete the checkout process and you are all set!Many adults want to maintain their independence and age in place as they get older. They often choose to live in their own homes instead of moving in with family members or into as...SKU: 1046719. WHERE TO BUY. The First Alert® SM100V-AC Interconnect Hardwire Smoke Alarm with Battery Backup and Voice and Location Alerts meets the latest …First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018) Buy it with This item: FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 Pack & Alert BRK 9120B-3 Hardwired Smoke Alarm ... Are you an employee? Login here. Loading

Model: 3120B. Download product manual. Register your product. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT)In today’s fast-paced world, staying informed and up-to-date is crucial. Whether it’s keeping track of the latest news, weather updates, or emergency alerts, having a reliable sour...Jun 1, 2006 · The 9120B AC-powered smoke alarm with battery backup includes these features: Ionization sensor which helps detect fast flaming fires that consume combustible materials rapidly. 120-volt AC inter-connectable (with maximum 18 compatible devices). The alarm can be interconnected with up to 12 other compatible smoke alarms and six compatible ... Are you an employee? Login here. LoadingView the First Alert 9120LBL manual for free or ask your question to other First Alert 9120LBL owners. Manua. ls. Manua. ls. First Alert smoke detectors · First Alert 9120LBL manual. ... Model 9120B with 10 year Battery Backup Printed in Mexico M08-0134-010 K1 01/15 CONFORMS TO UL STD 217 IONIZATION Model 9120BPrice: $9.95 $14.95. You Save: $5.00 (33% Off) - 8 Customer Reviews. *On Orders Over $59.00. Buy In Bulk. Manuals. Description. Product Details. Hardwired Inter-connected …Smoke Alarms. AC Powered Ionization Alarm with Silence Latching Features. Model 9120. Input: 120V AC ~, AC Powered Ionization Alarm with Battery Silence and Latching. …First Alert 9120 Smoke Alarm User Manual. Open as PDF. of 7 ... (Model 9120B only). Improved UV Resistance keeps the alarm from discoloring over time. FIRE SAFETY TIPS. Follow safety rules and prevent hazardous situations: 1) Use smoking . materials properly. Never smoke in bed. 2) Keep matches or lighters away from

Jun 1, 2006 · The 9120B AC-powered smoke alarm with battery backup includes these features: Ionization sensor which helps detect fast flaming fires that consume combustible materials rapidly. 120-volt AC inter-connectable (with maximum 18 compatible devices). The alarm can be interconnected with up to 12 other compatible smoke alarms and six compatible ... When it comes to protecting ourselves and our loved ones from the unpredictable forces of nature, having a reliable emergency weather alert system is essential. One of the most com...First Alert Brk 3-Pack Hardwired Combination Smoke and Carbon Monoxide Detector. Item # 938622 |. Model # 1040510. Shop First Alert. Get Pricing & Availability. Use Current Location. Electrochemical carbon monoxide sensor - the most accurate sensor available as compared to other sensing technologies. 9V alkaline battery backup.First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 3-Pack User Manual of Product 2: ... Model 9120B Input: 120V AC ~, 60 Hz, 0.04A IMPORTANT! PLEASE READ CAREFULLY AND SAVE This user’s manual contains important information about your Smoke Alarm’s operation. If you are installing the Smoke Alarm for use by …

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First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 6-Pack. $67.80 $ 67. 80. ... Item model number ‎SC9120B : Batteries ‎1 9V batteries required. Model: 9120LBL. Download product manual. Register your product. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) Model # 9120B Weight 7.8 oz Dimension 5.6" dia x 2.0"H ... BRK Electronics First Alert 9120B-48P 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm ...1-48 of 72 results for "first alert model no 9120b" Results. FIRST ALERT. 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 6-Pack. 4.7 out of 5 stars. 15,818. 4K+ bought in past month. $68.26 $ 68. 26. FREE delivery May 15 - 17 . More Buying Choices $66.99 (25 new offers) Model: 3120B. Download product manual. Register your product. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) Onelink Model 1042136 Battery Replacements. Number of Views 3.27K. Firmware Updates for Smart Home Alarms. Number of Views 1.15K. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) 1-800-323-9005. Onelink & Smart Home Support.

Shop First Alert Brk 12-Pack Hardwired Ionization Sensor Smoke Detector in the Smoke Detectors department at Lowe's.com. The BRK 9120B Hardwired Smoke Alarm with Battery Backup. This 120 volt AC smoke detector uses an ionization smoke sensor to reliably detect smoke from hot,Jun 1, 2006 · The 9120B AC-powered smoke alarm with battery backup includes these features: Ionization sensor which helps detect fast flaming fires that consume combustible materials rapidly. 120-volt AC inter-connectable (with maximum 18 compatible devices). The alarm can be interconnected with up to 12 other compatible smoke alarms and six compatible ... Onelink Model 1042136 Battery Replacements. Number of Views 3.27K. Firmware Updates for Smart Home Alarms. Number of Views 1.15K. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) 1-800-323-9005. Onelink & Smart Home Support.Here's a great opportunity to hop the pond for cheap! Update: Some offers mentioned below are no longer available. View the current offers here. Want to see the latest flight deals...Smoke Alarms. AC Powered Ionization Alarm with Silence Latching Features. Model 9120. Input: 120V AC ~, AC Powered Ionization Alarm with Battery Silence and Latching. …How to Install Hard Wired Smoke Detector - Easy Installation First Alert Smoke Detector Model 9120BFirst Alert Smoke Detector (9120B): https://amzn.to/3FMIoQ...All First Alert® and BRK® Smoke Alarms conform to regulatory requirements, including UL217 and are designed to detect particles of combustion. Smoke parti-cles of varying number and size are produced in all fires. Ionization technology is generally more sensitive than photoelectric technologyAug 7, 2018 · ‎FIRST ALERT : Style ‎SA9120BPCN : Power Source ‎Battery Powered : Color ‎white : Item Weight ‎0.01 Ounces : Alarm ‎Audible : Sensor Type ‎Ionization : Manufacturer ‎First Alert : Part Number ‎First Alert - 1039809 : Item Weight ‎0.01 ounces : Product Dimensions ‎5.25 x 5.25 x 1.25 inches : Item model number ‎SA9120BPCN ... First Alert 9120 Smoke Alarm User Manual. Open as PDF. of 7 ... (Model 9120B only). Improved UV Resistance keeps the alarm from discoloring over time. FIRE SAFETY TIPS. Follow safety rules and prevent hazardous situations: 1) Use smoking . materials properly. Never smoke in bed. 2) Keep matches or lighters away from Model: 9120LBL. Download product manual. Register your product. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) Model: SC9120B. Download product manual. Register your product. Buy now. Setup. Why Replace Smoke Alarms Every 10 Years? ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) 1-800-323-9005. Onelink & Smart Home Support.

The First Alert smoke detector can be interconnected to a total of 18 other devices, 12 of which can be smoke alarms. The BRK First Alert 9120BFF is very easy to use thanks to its silence and test button and the fact that it comes with both a visual and audible reminder of low battery makes it very safe. What I Liked About First Alert …

Shop First Alert BRK Hardwired Ionization Sensor Smoke Detector in the Smoke Detectors department at Lowe's.com. The BRK 9120B Hardwired Smoke Alarm with Battery Backup. This 120 volt AC smoke detector uses an ionization smoke sensor to reliably detect smoke from hot,1046834 Interconnect Hardwire Smoke Alarm with Battery Backup. The First Alert SMI100-AC Interconnect Hardwire Smoke Alarm with Battery Backup meets new industry standards utilizing First Alert's Precision Detection advanced sensing technology. This hardwire smoke alarm is easy to install and replace existing detectors with no need to rewire.If your smoke alarm is chirping even though it has a new battery, try these troubleshooting steps to clear out residual charge from the old battery. Remove the alarm from your ceiling or wall. Open the cover and take out the battery. Press and hold the test button for 15-30 seconds. This will fully reset the smoke alarm and drain any charge ...Jun 1, 2006 · The 9120B AC-powered smoke alarm with battery backup includes these features: Ionization sensor which helps detect fast flaming fires that consume combustible materials rapidly. 120-volt AC inter-connectable (with maximum 18 compatible devices). The alarm can be interconnected with up to 12 other compatible smoke alarms and six compatible ... CO605 Plug-in Battery Backup Carbon Monoxide Alarm and FIRST ALERT 9120B Smoke Detector Alarm | Hardwired with Backup Battery. 4.7 out of 5 stars. 32. $38.77 $ 38. 77. FREE delivery. ... first alert model sc9120b replacement sc9120b … Hardwired smoke alarm with quick and user-friendly installation. Smart technology minimizes nuisance alarms brought on by cooking smoke and shower steam. Can be interconnected with additional BRK, First Alert smoke alarms and various other compatible devices. Intuitive technology has allowed for an automatic identification system to pinpoint ... Jan 1, 2008 · First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 6-Pack. $67.80 $ 67. 80. ... Item model number ‎SC9120B : Batteries ‎1 9V batteries required.

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Model: SC9120B. Download product manual. Register your product. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) Battery back-up (Model 7010B only):Keeps alarm functioning during a power interruption provided battery is fresh and installed properly. 1 All First Alert® and BRK® Smoke Alarms conform to regulatory requirements, including UL217 and are designed to detect particles of combustion. Smoke particles of varying number and size are produced in all ... BRK SC-9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup. 3,188. 3K+ bought in past month. $4090. FREE delivery Mar 20 - 22. Or fastest delivery Tue, Mar 19. More Buying Choices. $27.90 (44 used & new offers) More results.We would like to show you a description here but the site won’t allow us.View and Download First Alert SC9120B user manual online. Smoke & Carbon Monoxide Alarm. SC9120B smoke alarm pdf manual download. ... Model. M08-0094-030 K1 04/14. SC9120B. UL 2034. In general, install combination Smoke and Carbon Monoxide. ... 9120B, SC6120B, SC9120B, 7010, 7010B, 7020B, SC7010B, SC7010BV, 100S, 4120, ...Sales 855-553-2053; Service 855-553-5046; Parts 855-553-1070; 805 Gold Hill Rd Fort Mill, SC 29708 The First Alert BRK SC9120B Hardwired Combination Smoke and Carbon Monoxide Alarm uses an electrochemical CO sensing technology and Ionization sensor for smoke detection. It includes a 9-volt battery for continued function in the event of a power outage, and it features a test/silence button, tamper-resistant locking brackets, and a universal ... Sensor: Ionization and Electrochemical. Interconnect: Can be linked with other compatible BRK and First Alert hardwired smoke and carbon monoxide detectors. Intelligent Sensing Technology: Helps reduce nuisance alarms. Noise Output: 85 dB in a T3 Pattern. Single Button: One press to silence and test alarm. ….

In today’s fast-paced world, staying informed is key to making confident business decisions. Whether you’re a seasoned investor, a financial professional, or simply someone who wan...Improved UV Resistance: Keeps alarm from discoloring over time. Standards: UL 217. Warranty: 10 Year Limited. Product Dimensions (LxWxH): 5.6 x 1.9 x 5.6 in. Product Weight: .6 lbs. Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies.Enhance your household's fire safety and enjoy greater peace of mind with the First Alert 9120B Hardwired Smoke Alarm with Battery Backup. Equipped with an ionization sensor, this 120-volt hardwired smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm. Included adapter plugs eliminate the need for re-wiring …9120B-48P Hardwired Ionization Smoke Alarm w/Battery Backup-Box Pack 9120B Hardwired Ionization Smoke Alarm with Battery Backup Offer valid thru 1/1/01 DetailsEnhance your household's fire safety and enjoy greater peace of mind with the First Alert 9120B Hardwired Smoke Alarm with Battery Backup. Equipped with an ionization sensor, this 120-volt hardwired smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm. Included adapter plugs eliminate the need for re-wiring …In today’s world, where weather patterns are becoming increasingly unpredictable, it is crucial to stay informed and prepared for any potential emergencies. One of the most effecti... 1046834 Interconnect Hardwire Smoke Alarm with Battery Backup. The First Alert SMI100-AC Interconnect Hardwire Smoke Alarm with Battery Backup meets new industry standards utilizing First Alert's Precision Detection advanced sensing technology. This hardwire smoke alarm is easy to install and replace existing detectors with no need to rewire. 9120B-48P Hardwired Ionization Smoke Alarm w/Battery Backup-Box Pack SKU: 9120B-48P. Hardwired smoke alarm with replaceable battery backup. AC 120V Interconnectable with Silence and Latching features. Select a Model: ... First Alert; Resideo; Sustainability; SUPPORT Toggle.The First Alert smoke detector can be interconnected to a total of 18 other devices, 12 of which can be smoke alarms. The BRK First Alert 9120BFF is very easy to use thanks to its silence and test button and the fact that it comes with both a visual and audible reminder of low battery makes it very safe. What I Liked About First Alert …Are you an employee? Login here. Loading First alert model 9120b, 9120B-48P Hardwired Ionization Smoke Alarm w/Battery Backup-Box Pack SKU: 9120B-48P, Model: 9120LBL. Download product manual. Register your product. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) , CO605 Carbon Monoxide Plug-In Alarm with Battery Backup. SKU: CO605. 4.7 / 5.0. (18080 Reviews) WHERE TO BUY. The First Alert CO606 Carbon Monoxide Plug-In Alarm with battery backup features an electrochemical CO sensor to alert you to carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO …, This type of chirp means that smoke has been detected in your home. You and your family need to evacuate and call 9-1-1 once safely outside. Low Battery or End-of-Life: This type of chirp indicates it is time to replace your smoke alarm's batteries or the smoke alarm itself. Refer to your smoke alarm's user manual for the specific beeps based ... , Printed in Mexico 9120B M08-0134-003 K1 04/07 All First Alert® and BRK® Smoke Alarms conform to regulatory requirements, including UL217 and are designed to detect particles of combustion. Smoke particles of varying number and size are produced in all fires. Ionization technology is generally more sensitive than photoelectric, As you age, you’ll likely find it important to maintain your independence. Unsurprisingly, many older adults have this desire. Instead of living with a family member or at an assis..., SKU: SC7010BV. 4.6 / 5.0. (3939 Reviews) WHERE TO BUY. The First Alert SC7010BV Hardwired Talking Photoelectric Smoke and Carbon Monoxide Alarm detects both carbon monoxide and smoke all in a single device. The 120-volt CO smoke alarm features a photoelectric smoke sensor and electrochemical carbon monoxide sensor for complete …, The First Alert smoke detector can be interconnected to a total of 18 other devices, 12 of which can be smoke alarms. The BRK First Alert 9120BFF is very easy to use thanks to its silence and test button and the fact that it comes with both a visual and audible reminder of low battery makes it very safe. What I Liked About First Alert …, Find a replacement alarm model. Number of Views 20.03K. Replacement Mounting Brackets. Number of Views 2.9K. About alarm life expectancy / expiration. Number of Views 41.93K. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) 1-800-323-9005. Onelink & Smart Home Support., Troubleshooting the red light on your First Alert smoke alarm is crucial for maintaining a reliable home safety system. To deal with typical problems, follow these steps: Replace Batteries: If you notice a blinking red light, it’s often due to low batteries. Replace them promptly, and ensure you use high-quality, long-lasting batteries., Product Details. Power Source: Hardwired. Battery Backup: 9V. Sensor: Ionization. Interconnect: Can be linked with up to 18 units (12 Smoke, 6 CO/Heat/Relay) Smart Technology :Helps reduce nuisance alarms. Noise Output: 85 dB in a T3 Pattern. Single Button: One press to silence and test alarm., The BRK Brands, Inc. (First Alert) 9120LBL (base model 9120B) is a wire-in, 120V AC 60Hz single and/or multiple station smoke alarms specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, dormitories and other multi-family dwellings as defined in standard NFPA 101., There is a newer model of this item: First Alert SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup, 1-Pack $30.99 In Stock. Add a debit or credit card to save time when you check out. ... First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 12-Pack., Smoke from cooking or even shower steam can sometimes set off a smoke alarm. The photoelectric sensor on the First Alert 3120B Hardwired Dual Sensor Smoke Alarm is sensitive to smoldering fires while reducing false alarms. The photoelectric sensor can also distinguish real threats from everyday activities, resulting in fewer false alarms., $12.21. Ionization smoke sensor. Tamper resistant locking pins. Hardwired with battery backup. View More Details. Out of Stock. Receive an email when this item is back in stock. Notify Me. Free & Easy Returns In Store or Online. Return this item within 90 days of purchase. Read Return Policy. Loading Recommendations., Shop First Alert BRK Hardwired Ionization Sensor Smoke Detector in the Smoke Detectors department at Lowe's.com. The BRK 9120B Hardwired Smoke Alarm with Battery Backup. This 120 volt AC smoke detector uses an ionization smoke sensor to reliably detect smoke from hot,, Model # 9120B Weight 7.8 oz Dimension 5.6" dia x 2.0"H Operating Voltage 120V AC 60Hz w/ 9V battery backup (9120B only) Operating Current ... Up to 18 units of First Alert or BRK Smoke, CO and Heat Alarms. Maximum of 12 smoke alarms. See user's manual for details. Smoke Sensor Dual chamber ionization, Model: BRK-9120B. Qty: Technical Spec: Downloads Technical Spec. The 9120 Series smoke alarms have been designed to install faster, perform better and be even smarter than before. ... BRK Electronics First Alert …, Improved UV Resistance: Keeps alarm from discoloring over time. Standards: UL 217. Warranty: 10 Year Limited. Product Dimensions (LxWxH): 5.6 x 1.9 x 5.6 in. Product Weight: .6 lbs. Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies. , Onelink Model 1042136 Battery Replacements. Number of Views 3.27K. Firmware Updates for Smart Home Alarms. Number of Views 1.15K. ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) 1-800-323-9005. Onelink & Smart Home Support., 1046834 Interconnect Hardwire Smoke Alarm with Battery Backup. The First Alert SMI100-AC Interconnect Hardwire Smoke Alarm with Battery Backup meets new industry standards utilizing First Alert's Precision Detection advanced sensing technology. This hardwire smoke alarm is easy to install and replace existing detectors with no need to rewire., The First Alert SA511 Interconnected Wireless Smoke Alarm with Voice & Location Alerts is battery operated and features an 85-decibel alarm with voice alerts that tell you where the danger is located. A photoelectric sensor detects smoke while minimizing false alarms from cooking or shower steam. Interconnected smoke detectors in different ..., If your smoke alarm is chirping even though it has a new battery, try these troubleshooting steps to clear out residual charge from the old battery. Remove the alarm from your ceiling or wall. Open the cover and take out the battery. Press and hold the test button for 15-30 seconds. This will fully reset the smoke alarm and drain any charge ..., Buy First Alert 9120B Today. Check the First Alert - Smoke Alarm with Battery Backup - Hardwired ratings before checking out. ... Model: 9120B (0) Write A Review. Ask a Question . $12.00. In-Stock. Ships Wednesday, Apr 3rd. Shipping to 60601 Update Shipping Details First Alert - Smoke Alarm with Battery Backup - Hardwired ..., current price $69.99. First Alert BRK 9120B (5pack) AC Powered Smoke Detector Alarm w/Battery Backup. 2. 3.5 out of 5 Stars. 2 reviews. BRK 9120B Hardwired Smoke Alarm with Battery Backup, Keep your family safe with this hardwired smoke alarm; the battery backup means constant monitoring, even if.., By First Alert. , Model SC9120B Input: 120V AC ~ 60 Hz, 0.09A IMPORTANT! PLEASE READ CAREFULLY AND SAVE This user’s manual contains important information about your Alarm’s operation. If you are installing the Alarm for use by others, you must leave this manual — or a copy of it — with the end user. Model SC9120B Printed in Mexico M08-0094-006 K1 08/08, SKU: 9120BA. 4.5 / 5.0. (876 Reviews) WHERE TO BUY. 120-volt hardwired smoke alarm wires directly into your home's electrical system. Ionization smoke sensor reliably detects particles from fast-flaming fires. Hassle-free installation, no need to rewire. Easy-to-access battery drawer; 9-volt battery included., Model 9120B. Input: 120V AC ~, 60 Hz, 0.04A. IMPOR. TANT! PLEASE READ CAREFULLY AND SAVE ... Need a manual for First Alert SA88 SA150LT SA150LTD... Replaced battery ... , Item model number ‎SA9120BPCN : Size ‎1 Count (Pack of 1) Pattern ‎Filter : Voltage ‎120 Volts : Item Package Quantity ‎1 : Number Of Pieces ‎1 : ... First Alert 9120B Smoke Alarm. Gana Hero . Videos for this product. 0:25 . Click to play video. HONEST review for Smoke Detector from First Alert. Nick Hughes ., If you’ve ever noticed a medical alert bracelet on someone’s wrist, you might wonder why this identification is important. The reasoning behind medical alert bracelets is security ..., Model: SC9120B. Download product manual. Register your product. Buy now. Setup. Why Replace Smoke Alarms Every 10 Years? ... First Alert Consumer Support. Hours of Operation: Mon-Fri (9am - 8pm CT) Sat-Sun (9am - 5:30pm CT) 1-800-323-9005. Onelink & Smart Home Support., First Alert Brk 3-Pack Hardwired Ionization Sensor Smoke Detector. Item # 1620738 |. Model # 1039750. Get Pricing & Availability. Use Current Location. Hardwired ionization smoke alarm with 9-volt battery back-up. Latching alarm indicator - remembers which unit initiated an alarm., Item model number ‎SA9120BPCN : Size ‎1 Count (Pack of 1) Pattern ‎Filter : Voltage ‎120 Volts : Item Package Quantity ‎1 : Number Of Pieces ‎1 : ... First Alert 9120B Smoke Alarm. Gana Hero . Videos for this product. 0:25 . Click to play video. HONEST review for Smoke Detector from First Alert. Nick Hughes .