12V 4AH Replacement Battery for ADT 804302 Alarm

The AGM1204 (12 Volt 4 Amp Hour) battery by PowerStar utilizes sealed construction to prevent any battery maintenance as well leakage.  When you purchase a PowerStar 12V 4AH battery you will be getting only the highest level of performance available. These batteries come equipped with a 2-year full replacement warranty and specs that can not be beat. All of our SLA (sealed lead acid) batteries here at Big-Time Battery yield an AGM (Absorptive Glass Mat) system so that the batteries can be mounted or placed in any direction. All of the UB1250 batteries we sell contain heavy-duty lead calcium-alloy grids that increase performance and overall battery life. 

Heavy-Duty Grids
The heavy-duty lead calcium-alloy grids in PowerStar batteries provide an extra margin of performance and service life in both float and cyclic applications, even in conditions of deep discharge.


Low Self Discharge
Because of the use of Lead Calcium grids alloy, PowerStar SLA battery can be stored long periods of time without recharge.


High Recovery Capability
PowerStar batteries have an excellent charge acceptance and recovery capability even after deep discharge.

Sealed Construction
PowerStar's unique construction and sealing technique ensure that no electrolyte leakage can occur from the terminals or case of any PowerStar battery. This feature insures safe, efficient operation of PowerStar's batteries in any position. PowerStar batteries are classified as "Non-Spillable" and will meet all requirements of the International Air Transport Association.