Contura Switch DPDT Black - ON-ONFeatures:. Vibration, shock, thermoshock, moisture and salt spray resistant. Specially manufactured for mounting in Blue Sea Systems" water resistant panels. Ignition Protected - Safe for installation aboard gasoline powered boats. Meets UL1500 and ISO8846 ignition protection requirements. Specifications:. Action: ON-ON. Pole/Throw: DPDT. Actuator Color: Black - Contura III. Common Applications: Switching between shunts or current transformers with one meter. Embedded LEDs: 2. Actuator Position to Light LED: ON. Lighting: LED rated 100,000 hours half-life. Seals: Internal and External Gasket