FS219-45 is a Littelfuse solid-state flasher in the FS200 series designed for 12 V DC systems, with a 3 A maximum load rating. It delivers a fixed 45 flashes-per-minute (FPM) rate and arrives in a compact 2×2 package optimized for surface mounting, featuring a single #10 screw terminal for connection. The device supports inductive, resistive, or incandescent loads and is commonly used to drive tower lighting and signaling beacons in 12 V DC installations.
