Raritan Reverse Polarity Alarm [RPA] Brand_Mastervolt 5in NPT Non-Displacement Hull Focus

5in NPT Non-Displacement Hull Focus Tube

Max Hull Thickness: (inch) 5/8"

Insulating cover satisfies ABYC/USCG requirements and cover breakouts allow wire access in any direction

Box Dimensions: 5"H x 12"W x 13"L WT: 8

Attwood has set marine industry standards for great looking

Raritan Reverse Polarity Alarm [RPA] Brand_Mastervolt 5in NPT Non-Displacement Hull FocusReverse Polarity Alarm An essential aid for traveling boaters when connecting to unfamiliar dockside power. The quality of marina wiring can vary greatly from place to place and from plug to plug. That is why most boats designed to plug into shore power have a polarity indicator. It is usually a warning light on the AC electrical panel, although it can also be an audible alarm. It is an important safety feature that few boat owners fully understand or