STB Manufactured

AC Clamp-On Ammeters

STB manufactures analog, clamp-on Ammeters intended to read electrical current in a circuit. This hands-free design provides a fast and accurate reading and allows users to clamp onto any size conductor with various jaw opening options. The ammeters easily attach to a hot stick with a clamp-on adapter installed by STB. Manufacturer recommends test and …

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Phase Rotation Indicator

From the company who builds the popular analog ground fault detector comes the newest phase rotation indicator on the market. No other manufacturer offers a phase rotation indicator like STB’s DX2 that will read up to 5kV! The phase rotation indicator is used to determine the phase sequence of three-phase voltages. This meter is most …

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AC Voltmeter

Manufacturer recommends test and calibration every 12 months.

DC Voltmeter

Manufacturer recommends test and calibration every 12 months.

Voltage Sensor

Manufacturer recommends test and calibration every 12 months.