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The DSC BD2.3-12 is a sealed lead acid (SLA) replacement battery designed for use in security alarm control panels. It supplies 12 volts of standby power, keeping the panel operational during AC power interruptions. Sealed construction eliminates the need for electrolyte maintenance and allows mounting in any orientation without risk of spill. Security system technicians and alarm installers typically service this component during routine panel inspections or when a low-battery trouble condition is indicated on the control panel.
This battery is intended for residential and light commercial security panel applications where a sealed, maintenance-free 12-volt backup power source is required. It is specifically associated with the DSC Alexor panel line, providing the standby power reserve that keeps the system armed and communicating when primary AC power is lost. It is sold as a single unit replacement.
Designed as a direct replacement battery for the DSC Alexor security control panel. Verify battery compartment dimensions and connector type before installation to confirm fitment with the specific panel revision on site.
Battery replacement is typically performed by a licensed alarm technician familiar with low-voltage security systems. Before servicing, disarm the panel and follow the manufacturer panel guide to place the system in test mode to avoid false dispatches. Disconnect AC power before removing the old battery, then disconnect the battery leads. Reconnect the replacement battery observing correct polarity before restoring AC power, and clear any battery trouble conditions from the keypad after installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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