Introducing the highly efficient ADT Panel Replacement Battery, a 12v 4ah Battery professionally designed to serve as a necessary replacement part for your home alarm system. This battery provides you with reliable and long-lasting power for your ADT system. This 12v 4ah Battery for Alarm System is specifically crafted to match the original specifications of your ADT alarm system, ensuring seamless compatibility and easy installation. The ADT Battery Replacement offers an impressive 12v 4ah of electrical storage capacity, ensuring your home security system can continue protecting your home for extended periods, even during power outages. This 12v 4ah SLA (Sealed Lead Acid) battery is maintenance-free and has a low self-discharge rate, meaning it holds its charge for longer. It is an ideal choice for those seeking peace of mind in knowing their home alarm systems have the power they need to function effectively. The Casil CA1240 12v 4ah Alarm Battery dimensions are 11.099 cm in length, 12.090 cm in width, and 16.306 cm in height, making it a compact and fitting replacement for your original ADT alarm battery. This battery is also compatible with the Casil CA-1240 12v 4ah Security Alarm Battery, providing additional versatility for those with this alarm system model. This ADT Alarm Battery 12v 4ah has undergone rigorous quality control checks to ensure its optimal performance and longevity. It is a perfect match for your ADT Panel, ensuring your security system's continuous operation. As a homeowner, your home's safety should be a top priority, and this replacement alarm battery is a simple, cost-effective way to ensure your security system remains operational. The Casil CA1240 12v 4ah Alarm Battery is a reliable and efficient ADT Panel Replacement Battery designed to keep your home alarm system running smoothly. This 12v 4ah battery is an excellent choice for maintaining the uninterrupted operation of your home security system. Casil CA-1240 12 Volt 4 Amp Sealed Lead Acid Hi-Capacity Rechargeable Battery for Alarm System Sealed Lead Acid Battery 12v 4ah Length: 3.54" (90 mm) Width: 2.76" (70 mm) Height: 4.02" (102 mm) - F1 Terminal Compatible with Honeywell, DSC, GE, ADT, Monitronics, Brinks, First Alert Alarm Battery 12v 4ah Perfect replacement for EXP1240, UPG UB1240, MightyMax ML4-12, Power-Sonic PS-1240, Power King PK1240 and many more!