flasherrelay
A flasher relay, or turn signal flasher, is an electrical device in vehicles that controls the on-off cycling of the turn signal and hazard lamps. Its primary function is to produce the characteristic blinking required to indicate turns or warn other road users.
Historically, most flasher relays were thermal devices. A small heater inside the relay powered by the turn-signal
Flasher relays come in various configurations, most commonly three- or four-pin units. Some vehicles place the
Compatibility considerations include bulb type and load. Incandescent bulbs typically work with standard flashers, but upgrading
Flasher relays are standard components in automotive lighting systems, though their specific design, location, and integration