China manufacturer supply GFUVE AC DC multimeter calibration for ammeter and voltmeter The test equipment of multimeter calibration is compliance with national verification regulation: JJG1242005 Ammeter, ... Read More
GF6018A 1000A 20A AC DC portable programmable multi-function power source The test equipment of Portable mulifunction calibrator with voltage source and current source is compliance with national verification ... Read More
GF6018A 1000A 20A AC DC portable programmable multi-function power source GF6018A Programmable Multi-function Calibrator is a special calibrator developed to test 41/2 digital meter and low power analog meter ... Read More
GF312V2 PORTABLE THREE PHASE REFERENCE METER GF312V2 portable three phase reference meter is with comfort design, small size, and light weight. It is suit for electric power departments, measuring and quality ... Read More