Indicator Light, 120VAC, 10250T, 30mm, No Lens30. 5 mm, Heavy Duty Watertight Oiltight, Standard Operator, without Lens, Incandescent, Transformer Light Unit, 120 VAC. NEMA Rating: 3, 3R, 4, 4X, 12, 13. Eaton offers an extensive variety of pilot devices including pushbuttons, pilot lights, selector switches, and others to suit virtually any industrial or commercial application. Also known as: 782113148168, 10250T181N, CUT10250T181N