Federal Signal Fireball - Model FB24STHI and FB24STHI-024C-CN -Supervised Hearing Impaired Strobe Warning Light

Model FB24STHI features a voltage in-rush limiting PCB design that provides greater compatibility with control systems and panels and less electrical interference with in-rush sensitive devices. Fireball FB24STHI contains a supervisory diode and four wire leads, for use in fire alarm applications. This strobe is UL and ULC Fire Listed for hearing impaired applications.