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In this section you can find our entire product range.

Electrical installations safety

MetrelĀ“s installation safety testers have been for a long time considered as a benchmark on the market and we are proud to continue with a development and supply of technically advanced and highly reliable instruments.

High Voltage Insulation / Continuity / Earth

A family of advanced, field proven instruments for high voltage insulation testing, low ohm resistance measurements and verification of protective earthing of power systems.

Machines/ Appliances/ Switchgear Safety

Electrical safety verification of machines, portable electrical appliances and switchgear with advanced digital measuring instruments.

Power Quality Analysis

Complete range of digital power quality measuring instruments for 1- and 3-phase electric supply systems.

LAN Cabling Certification

Structured cabling network testing in accordance with EN50173, ISO/IEC 11801 and other similar standards.

Indoor Environment Quality

Universal handheld instruments for the measurement, logging and analysing parameters specific for indoor environments are designed to provide flexibility, versatility and convenience to most demanding of professional users.

Equipment for Laboratories and Schools

Metrel produces variety of instruments for electrical laboratories and educational purposes. Typical application areas are: electrical workshops, testing labs, research & development and education. Main parts are demo boards, power supply units, R-L-C decades.

Digital multimeters/ Current clamps/ Voltage Testers

A complete selection of digital multimeters, clamp-on meters and voltage stickers for industry, laboratory use, electrical contractors and domestic applications. 


Metrel produces variable toroidal transformers according to standard EN60989.


Accessories are important part of each instrument. Standard set is normally part of the instrument itself. Optional accessories set is described in this section.