The Littelfuse 12V 40A SPDT with Snap-In Bracket Boxed Relay is a reliable and durable mini relay with SPDT circuitry. It features a snap-in mounting method for easy installation and an insulated coil with resistor suppression for added protection. The IP40 rating ensures that the relay is protected against solid objects greater than 1.0mm. This boxed relay also comes with a bracket for panel mounting, making it a great choice for a variety of applications. FleetPride is your First Click in Heavy Duty®.