Automotive Ignition switch. From RS Pro, these automotive ignition key switches are perfect for automotive, traction and marine applications. Provides keyed 4 position switching for "Off", "Accessory", "Ignition" and "Start. Start" positions are biased and keys are removable in the "Off" position only. All models are highly reliable and excellent quality. Features ; Benefits. Switches are supplied with connectors and two keys. For security reasons spare keys are not available