CF 48, 72, 96V Series Voltmeter with Accuracy Class 2.5 Accuracy: class 2.5Specifications: 30, 50, 75, 100, 120, 150, 200, 250, 450, 500 and 600V, if over 600V, meters can be connected potential transformerSecondary voltage: 100V CF 48, 72, 96V Series Voltmeter