Faria Euro Black 2" Water Temperature Gauge (100-250 DegreeF) [12812]

Euro Black 2" Water Temperature Gauge (100-250°F) Perimeter-lighted Black dial with bold White graphics, Black aluminum bezel, contoured White pointer, and flat glass lens. A temperature gauge operates by sending a low amperage current through the gauge's meter to ground via a sending unit with variable resistance. The resistance of the sending units increase or decrease with the changes in pressu