Blue Sea Contura Black Rocker Switch Blue Sea Contura Black Rocker Switch is water resistant and looks good on any boat. Made to be durable, this rocker switch holds up to thermoshock, moisture, vibration, salt spray and shock. Meets UL1500 and ISO8846 ignition protection requirements. Ignition protected, so it is safe for installation aboard gasoline powered boats. Product Features Vibration, shock, thermoshock, moisture and salt spray resistant Specially manufactured for mounting in Blue Sea S