The total project typically spans from about $470 on the low end to $12,000 or more for large, enterprise-grade systems. Per-unit estimates often appear as $/VA or $/kW, with higher efficiency and lithium batteries pushing up the upfront price but reducing long-term operating. By keeping life safety systems running in a power outage, firefighting power supplies uphold safe evacuation for residents, enable critical fire-fighting operations, and help meet legal life safety requirements. Secondary power supplies are typically provided by either an on-site emergency. There are a few different options when it comes to choosing a reliable power supply, as well as some calculations that are necessary to ensure that the fire alarm system is provided with sufficient backup power. The UPS from HITEC PowerPRO series meets all of these requirements. The. The Fire Alarm Supplier offers auxiliary power supplies, remote power supplies, and power distribution modules from leading brands including Altronix, Potter, Fire-Lite, System Sensor, and Edwards. Our selection supports notification appliances, control panels, and fire alarm system expansion. Shop. Find uninterruptible power supplies with battery backup, surge protection, and advanced features like AVR to keep your devices running during power disruptions.