Product Details
The AJC® brand replacement battery is compatible with the ADT 899953 alarm system, featuring a voltage of 6 volts and a capacity of 12Ah. It utilizes sealed lead acid (AGM) chemistry and has F1 terminals. The battery dimensions are 5.9 inches in length, 21 inches in width, and 3.7 inches in height. Important to note, you must re-use your existing cabling and hardware, as these are replacement batteries only. Additionally, it is your responsibility to ensure that the batteries being ordered match those in your unit before placing your order, as the company is not liable for incorrect orders. Please be aware that AJC® products are not affiliated with or authorized by ADT.








