Goliya Instrument Pvt. Ltd produces Digital Panel Meters. Goliya Instrument Pvt. Ltd, an ISO 9001:2000 certified company. The company offers Rescaleable Digital Wattmeters & Varmeters for measuring Active & Reactive Power, are available with rescaleable DIP Switch, Frequency Range: 50/60 HZ and Display: 3½ Digit 14.2 mm [0.56"]H, Red LED. These meters can be used for balanced or unbalanced loads. They can be scaled for CTR Values from 10/5 to 160/5 and 100/5 to 1600/5. The key features of the Rescaleable Digital Wattmeters & Varmeters are: