**HC49175817PGM 12V / 24V Battery Charger for Metron FD5 Fire Pump Controller** The HC49175817PGM 12V / 24V Battery Charger is a dedicated charging unit designed for use with Metron FD5 Diesel Fire Pump Controllers. Engineered to maintain fire pump starting batteries in a fully charged and operational condition, this charger plays a critical role in ensuring reliable engine starting performance during emergency situations. It provides automatic battery charging, voltage regulation, current limiting, and continuous battery maintenance to help maximize battery life and system reliability. Designed for fire protection applications, the charger supports both 12V and 24V battery systems commonly used in diesel fire pump installations. It continuously monitors battery condition and delivers the appropriate charging output to maintain optimum battery performance while protecting against overcharging and charging irregularities. The charger is an essential component of the FD5 controller system, helping ensure that fire pump engines remain ready for immediate operation whenever required. Metron FD5 controllers are designed for diesel fire pump applications and incorporate battery charging and monitoring functions as part of their control system architecture.