Get the work done with GMC Instruments brands
Power Quality Meters
HDPQ Plus Series
The Dranetz HDPQ Plus series of portable power quality analyzers are predictive, condition-based maintenance tools that help you monitor and diagnose power quality issues, such as sags, swells, transients, harmonics and more.
Combined with free Dran-View 7 software, the HDPQ’s trend data, event capture, and reporting supports condition-based maintenance and helps prevent equipment failures.
Digital multimeters
METRALINE DM 62
Gossen Metrawatt offers a full line of multimeters ranging from low cost, high quality meters to those intended for precise specialized applications such as EV and motor testing.
The METRALINE DM62 is a TRMS Digital Multimeter with an analog bar graph. Comprehensive measurements include voltage, resistance, current, temperature, frequency, and duty cycle.
METRAHIT IM XTRA BT
The Gossen Metrawatt METRAHIT IM XTRA BT is an all-in-one multimeter, milliohmmeter, insulation tester, coil tester, and data logger in a single, compact hand-held instrument.
It’s intended for maintenance, service and diagnostics for electric machines, drive units and systems, such as in automotive, avionics, energy and automation applications.
Cable Testing
METRACABLE TDR PRO
The Gossen Metrawatt METRACABLE TDR PRO is ideal for measuring cable length and for locating faults in de-energized cables.
Faults found include cable breaks / open cable ends, short circuits, conductor-to-conductor or conductor-to-shield faults, poor contacts, splice, joints, and other problems.
Insulation Testing
METRISO XTRA M550S
Gossen Metrawatt offers a full line of insulation testers up to 10,000V ranging from handheld multimers with insulation testing capabilities to full features testers.
Installation testers
METRALINE MF
The METRALINE MF multifunction installation tester from Gossen Metrawatt is an all-in-one rugged, portable measuring instrument for testing the electrical safety in buildings and in industrial applications, and for measurements at AC charging points. Measurements include loop resistance, protective conductor continuity, Insulation resistance, voltage, earth resistance and more.
Field Calibrators
METRACAL CM
The Gossen Metrawatt METRACAL CM series is a new generation of multifunctional process field calibrators, combining a calibrator and precise multimeter in a compact handheld device. Featuring dual mode operation, programmable sequences, an integrated data logger and Bluetooth® connectivity, these instruments are designed for efficient calibration processes in laboratory, production and field service applications.
Earth Resistance Testers
METRALINE EARTH
The METRALINE EARTH from Gossen Metrawatt is a handheld digital earth resistance and low-resistance tester for analyzing grounding, soil resistivity and lightning protection systems.
Electrical Safety Testers
The Seaward AGT 100 facilitates fast and reliable electrical integrity checks on almost any electrical device plugged into a wall. A valuable addition to your tool crib, it tests extension cords, power tools, appliances, IEC power cords, and checks the power sockets they’re connected to. The AGT 100 was designed for the demanding safety regulations of electrical device testing including construction site GFCI and assured grounding compliance.
Instrumentation Calibration
NIST traceable on-site and lab-based instrumentation calibration services are available from ISO-9001 accredited Calibrationhouse. The Calibrationhouse experts help keep your test and measurement instrumentation including electrical, dimensional, temperature, pressure, flow, and humidity compliant with industry standards.

