| Cosec PSBB12V is a universal DC backup designed for Cosec door and SIGMA controllers
. With an input range of 100–265 VAC, it ensures uninterrupted 12 V DC output for approximately 4–5 hours, depending on battery choice . This robust UPS features internal charger circuitry, accepts a 3.2 Ah 12 V battery, and automatically switches to backup during mains failure. It’s ideal for enhancing reliability in critical access control environments such as offices, data centres, and public buildings. Installation is plug-and-play; controllers benefit from continuous operation during power issues, ensuring attendance logs and door access are uninterrupted. By insulating your system from outages, PSBB12V improves security and operational stability. |

