Marine UL Listed detector turns LP gas on or off from inside galley and continuously monitors up to 3 spaces for presence of LP gas. Automatically turns gas off and activates audio and visual alarms if gas is present. Panel has 3 zone indicators, green function light, red alarm lights, 95 db alarm, and mute/test button. Even when the panel is off, the detectors continue to monitor and will sound the alarm horn if gas is present. When the panel is on, the horn sounds, green light is turned off, alarm lights turn on, and the solenoid and gas are automatically shut off. Includes 1 detector (327-150017); low pressure solenoid (327-150014); surface mount control panel; and 10' cable (327-1500018). 3/8" FPT ports.