We carry both ammeter and meter shunts manufactured by both Blue Sea and Paneltronics. We also carry shunt-shifters, and windshield-mountable ammeters. With such a large variety of temperature efficient shunts and dc ammeters in all sizes and amperage levels you are sure to find the part(s) you are looking for. We have analog meter shunts and a variety of DC voltmeters. DC voltmeters can be installed on panel boards that are permanently connected to motors or generators. All of our voltmeters have multiple, easy-to-read scale plates.