It is always difficult when it comes to decide and making final call choosing alarm batteries, hence we are here today so be sure to check the product reviews that will solve your confusion and save time. Reviews are a great way to find out if the product is right for you and whether it has any design flaws. If there are multiple bad reviews, you may want to look at other products. Negative reviews can tell you a lot about the product, including things you may not have thought to consider. They can tell you about any potential issues with the product. They can also tell you about issues with the manufacturer’s customer service. To help you out, we’ve collected reviews of what we think are the alarm batteries this year. Before you proceed with anything, read through our thoughts on the top alarm batteries, as well as an overview of what you need to know when considering your buying
This is the ultimate buyers guide alarm batteries.
Our Top Picks
The Best alarm batteries
ML7-12 - 12 Volt 7.2 AH, F1 Terminal, Rechargeable SLA AGM Battery
$19.00
in stock
3 new from $18.99
6 used from $17.36
6 used from $17.36
Free shipping
Amazon.com
as of July 23, 2025 1:32 am
Features
- Ml7-12 Sla Is A 12V 7 2Ah Sealed Lead Acid (Sla) Rechargeable Maintenance Free Battery
- Dimensions 5 94 Inches X 2 56 Inches X 3 94 Inches Terminal F1 Listing Is For The Battery Only No Wire Harness Or Mounting Accessories Included
- Package Quantity : 1
- Rechargeable Battery That Can Be Mounted In Any Position Resists Shocks And Vibration Long Lasting High Performance In High And Low Temperatures
ExpertPower EXP1250 12V 5Ah Home Alarm Battery with F1 Terminals
$19.99
in stock
3 new from $19.99
5 used from $17.63
5 used from $17.63
Free shipping
Amazon.com
as of July 23, 2025 1:32 am
Features
- Genuine ExpertPower Battery - The Most Trusted And Highest Reviewed Sealed Lead Acid Batteries On Amazon
- Battery Type - 12 Volt 5 Amp/20 Hour Sealed Lead Acid Battery With F2/F1 Terminals.
- Compatibility - Perfect Fit For A Wide Variety Of Applications Including Home Alarms, Electric Scooters, Ion Block Rockers, UPS Systems, and Much More.
- Quality Assurance - Crafted Wtih A Rugged Construction, Our SLA Batteries Are Ultra Durable And Utilize Absorbed Glass Mat (AGM) Technology Which Provides A Wide Temperature Range.
- User Friendly - Easy, One-Time Installation Of Our Maintenance Free and Valve Regulated Batteries Will Get Your System Or Application Running In No Time At All.
Casil CA1240 Genuine 12V 4Ah SLA Alarm Battery (1 Pack)
$21.99
in stock
5 new from $21.87
4 used from $19.71
4 used from $19.71
Amazon.com
as of July 23, 2025 1:32 am
Features
- High-Quality Battery: Our product is a durable ca 1240 12v 4ah alarm battery. Packed with power, this ca1240 12v 4ah alarm battery is designed to keep your system running efficiently and effectively.
- Trusted Brand: Provided by Casil, a recognized name in the industry, this casil ca1240 12v 4ah alarm battery ensures reliability and longevity, making it an ideal choice for your adt alarm system.
- Perfect for ADT Alarm: Specifically designed as a 12v 4ah battery adt alarm, this battery provides the consistent power your system needs. It performs excellently as an adt alarm battery 12v 4ah.
- Reliable Replacement: The perfect adt battery for when you need a reliable replacement. This alarm battery 12v 4ah is an excellent choice for anyone looking to replace their casil ca-1240 12v 4ah security alarm battery.
- Ideal for Home Alarms: Whether it's for your home alarm battery or adt panel replacement battery, this 12v, 4ah, battery offers an ideal solution. It ensures your alarm system continues to provide the security you need.
ML5-12 - 12 Volt 5 AH, F1 Terminal, Rechargeable SLA AGM Battery
$17.00
in stock
2 new from $17.00
2 used from $15.71
2 used from $15.71
Free shipping
Amazon.com
as of July 23, 2025 1:32 am
Features
- ML5-12 SLA is a 12V 5AH Sealed Lead Acid (SLA) rechargeable maintenance free battery - UL Certified
Interstate Batteries Power Patrol 12V 7Ah Fire & Security Alarm Battery (FAS1075) Sealed Lead Acid Rechargeable SLA AGM (F1 Terminal) Fire Alarms, Security Systems
$27.00 in stock
4 new from $20.91
Amazon.com
as of July 23, 2025 1:32 am
Features
- FIRE & SECURITY BATTERY: Power Patrol by Interstate Batteries provides professional-grade, high-quality reliable power for fire and security systems. Backed by a 12-month performance warranty, making them Outrageously Dependable
- FAS1075 BATTERY REPLACEMENTS: Download the Compatibility Guide below under Product Guides & Documents to see some devices this battery powers. EMERGENCY APPLICATIONS, FIRE ALARMS, SECURITY SYSTEMS, ADEMCO/ADI, ADT SECURITY, CASIL/CHEE YUEN INDUSTRIAL, HONEYWELL, KIDDE, MIGHTY MAX, PANASONIC, POWERSONIC, SILENT KNIGHT, SILTRON, SOLEX, ULTRA TECH, UNIVERSAL POWER GROUP and more
- RECHARGEABLE, MAINTENANCE-FREE, SPILL-PROOF: Rechargeable, maintenance-free, sealed lead-acid and spill-proof because of the AGM and VRLA technology (valve regulated) that eliminates spills and overpressure. 12 Volt, 7 Amp Hours, 5.94” x 2.56” x 3.70” (LxWxH), F1 terminal
- HIGH-QUALITY, HIGH-PERFORMANCE BATTERY: No other brand puts their products through more rigorous testing than Interstate Batteries 7-Point Quality Protocol. We don’t meet industry standards – we exceed them and back our products with an unmatched warranty. 12-Month Performance Warranty (FAS1075) – please contact Interstate Batteries directly on Amazon for questions
- MOST TRUSTWORTHY POWER SOURCE: For 70+ years, Interstate Batteries purpose has been to deliver the most Outrageously Dependable source of power to the world. Our customers come first, so we strive to create a positive experience for all. We recycle more batteries than we sell - please return to an Interstate All Battery Center near you so we can continue recycling
12V 7Ah Battery Replacement for Home ADT Security Alarm System
$19.99 in stock
3 new from $19.99
Free shipping
Amazon.com
as of July 23, 2025 1:32 am
Features
- ML7-12 SLA is a 12V 7.2AH Sealed Lead Acid (SLA) rechargeable maintenance free battery - UL Certified
- Dimensions: 5.90 inches x 2.50 inches x 3.90 inches. Terminal: F1. Listing is for the Battery only. No wire harness or mounting accessories included.
- SLA / AGM spill proof battery has a characteristic of high discharge rate, wide operating temperatures and long service life.
- Rechargeable battery that can be mounted in any position, resists shocks and vibration. Long lasting high performance in high and low temperatures.
- Full One Year Warranty
CASIL CA-1240 12V 4AH Security Alarm Battery Replaces 4Ah ADI Ademco 467
$21.99
in stock
4 new from $21.99
Free shipping
Amazon.com
as of July 23, 2025 1:32 am
Features
- CA1240 12v 4ah alarm battery: the ca1240 12v 4ah alarm battery is a high-quality lead acid alarm battery designed for numerous home and security alarm systems.
- Casil ca1240 12v 4ah alarm battery: the casil ca1240 12v 4ah alarm battery is a premium product, offering an extended lifespan and ultimate reliability. providing 1 year prorated warranty.
- Security system battery replacement: upgrade your security system with our 12v 4ah alarm battery. length: 3.54" (90 mm) width: 2.76" (70 mm) height: 4.02" (102 mm) - f1 terminal
- Alarm battery: compatible with honeywell, dsc, ge, adt, monitronics, brinks, first alert, exp1240, upg ub1240, mightymax ml4-12, power-sonic ps-1240, power king pk1240 and many more!
- Lead acid alarm battery: our ca1240 12v 4ah alarm battery is a lead acid alarm battery, providing strong and consistent power supply for your home alarm battery needs.
Universal Power Group 12V 7Ah SLA Battery Replacement for Home ADT Security Alarm System
$24.99 in stock
2 new from $24.99
Amazon.com
as of July 23, 2025 1:32 am
Features
- Rechargeable battery that can be mounted in any position, resists shocks and vibration
- Dimensions: 5.94 inches x 2.56 inches x 3.86 inches. Weight: 4.80 Lbs
- SLA/AGM maintenance free, spill proof battery
- Full One Year Warranty
- UPG # 40800 UB1270 12V 7Ah
UltraTech UT1270 / UT-1272-F1 12V 7 Ah Sealed Lead Acid Alarm Battery UT-1270 UT-1272-F1
$29.95
in stock
4 new from $29.95
Amazon.com
as of July 23, 2025 1:32 am
Features
- The UltraTech Power Products UT 1270 is a 12V 7 AMP Sealed Lead Acid Battery
- Rechargeable and Non-Spillable
- Superior Quality
- Recent manufacturers date code.
- Standard Warranty 2 Year
DURNERGY 9 Volt Battery for Smoke Alarms, 9V Batteries 12 Pack, Smoke Detector Battery 9V 6LR61 Battery Square Batteries 9V Alkaline Batteries
$19.98
in stock
Amazon.com
as of July 23, 2025 1:32 am
Features
- EXCELLENT PERFORMANCE: The 9 volt batteries are composed of 6 small dry batteries LR61 connected in series. Smoke detector batteries 9 volt size pack has stable performance and durable power, which is 6-8 times that of ordinary carbon 9V battery.
- SAFE AND LEAK-PROOF: The 9volt batteries 12 pack shell is made of corrosion-resistant steel shell with good sealing, which can effectively prevent the 9v battery for smoke detector from leaking during transportation and use.
- WIDE APPLICATION: Fire alarm batteries have many uses, convenient and practical, and smoke alarm batteries can be used for smoke alarms, electric guitars, multimeters, wireless microphones, line measuring instruments, infrared thermometers, game controllers, etc.
- ENVIRONMENT FRIENDLY: Battery 9 volt batteries 12 pack+ don’t contain Hg/Cd/Pb, the composition of 9 v batteries for smoke detector is environmentally friendly and 9volt battery pack will not cause pollution to the environment, contributing to a green and healthy life.
- AFTER-SALES SERVICE: The DURNERGY has been specializing in the industry for 17 years, and the 9 v battery has the highest quality materials and workmanship, tested to strict quality standards. Any questions about the square batteries 9v size can contact us and we will provide you with the best quality service.
The Video Review of Best alarm batteries
Final thoughts
When you’re looking for alarm batteries, you’ll want to keep a few things in mind. First, decide what you want to use the alarm batteries for. Next, check the product reviews with comparision which we have listed as well. Once you’ve decided on alarm batteries you want to buy alarm batteries, look at the reputation of the manufacturer as well. You can compare prices and quality together before you make your purchase.