The ASSA ABLOY Securitron BPS-12/24-1 is a linear regulated power supply designed to provide clean, continuous direct current for sensitive electronic access control and security components, including card readers, electric strikes, and maglocks. This unit offers a field-selectable output of either 12VDC or 24VDC at 1 Amp, even while simultaneously charging backup batteries. It features an independent charging circuit for sealed lead acid or gel cell batteries (not included) and integrates with fire alarm systems via a UL Listed low-current disconnect. The power supply also includes AC failure monitoring with a Form "C" dry contact for remote alerts, LED indicators for AC and DC status, and a Polyswitch 2 Amp breaker for inrush current protection. It operates from a 120 VAC input and is UL Class 2 listed, which permits wire runs without conduit for certain applications. The unit is housed in a single lockable enclosure, measuring 9"L x 12"H x 4"D, and has a shipping weight of 9 lbs. It operates within a temperature range of 32° to 105°F [0 to 40°