See also:

• Business: Energy: Utilities: Equipment  (137)

• Adas Electronique - An European company which designs, develops and manufactures acquisition products with breakthrough analog and digital technology, for real-time systems.
• Adwel International - Manufacturers of electrical test equipment products and electrical testing services for Preventive maintenance testing of windings, stator cores and electrical insulation of high voltage rotating machinery and transmission and distribution equipment.
• AEMC Instruments/Chauvin Arnoux - Manufacturer of various types of electrical test equipment. Products include insulation testers, earth/ground testers, megohm meters, and current probes.
• Ajit Electronics - Indian manufacturer of oil test sets, test sets, high voltage tester, ratio meter, phase shifter, and related products.
• Amprobe - Test equipment manufacturer for professionals in the electrical, HVAC, construction and maintenance markets, primarily hand held devices.
• Associated Research, Inc. - Manufacturer of hipot testers, high voltage dielectric withstand analyzers, ground bond, line leakage and insulation resistance testers.
• Avatar Engineering Corporation - Electronic loads for burn-in systems, Telco Rectifiers and all DC power supplies.
• Avtron - A line of load banks for load testing generators and power supplies, in a variety of voltages and frequencies.
• Avtron Loadbanks - A line of loadbanks for testing power sources such as generators, uninterruptible power supplies, turbines, or batteries.
• A.Z. Elettronica srl - Equipment for life, electrical and functional tests.
• Banair Electronic Engineers - Design and make test equipment in Southampton, UK. The site describes systems for testing cables, harnesses, connections, membrane switches and logging turbine trip speeds.
• Brand Electronics LLC - Manufacture digital power meters and develop, prototype and produce embedded microprocessor electronics.
• Calvada Technologies - Manufacturer of electrical test sets.
• Chroma Systems Solutions Inc. - Manufacturer of power supply testing equipment which includes automated power supply test systems, electronic loads, programmable AC power supplies and related equipment.
• Circuit Detective - Using advanced technology the Circuit Detective helps you map out your circuits. Simply plug the transmitter into the outlet and then scan your panel to identify the breaker.
• Compliance West USA, Inc. - Manufacturers of hipot (dielectric withstand) testers, high current ground continuity testers and large format LED displays.
• Crakker - Instrument for troubleshooting control systems. Locates intermittents, first-outs and timing problems in PLC and relay logic control systems.
• Digimeter Electronics Co., Ltd. - Manufacturer and exporter of digital multimeters
• EIC Meters - Manufacturers of electrical AC/DC, Watt, DC Shunts, PF, portable, digital, power, frequency, KVAR, KVA and custom made meters.
• Elcon - Manufacturer of test equipment for high voltage circuit breakers such as analyzers, timers, production and on line monitoring equipment.
• Electric Energy Control Solutions - Provider of power monitors, electrical transducers, power quality recorders/analyzers, process indicators, signal conditioners and voltage dip proofing inverters for sags and momentary interruptions.
• Electronics Product Design, Inc. - Designer and manufacturer of voltage meters and watt-hour meters and a variety of AC and DC electrical power measuring instruments.
• Elymer - Manufacturer of domestic single phase and three phase electromechanical and static energy meters.
• Enerdis - This division of Chauvin Arnoux offers systems and fixed equipment for measurement, control, metering, management and monitoring of MV/LV electrical networks switchboards and industrial machines.
• ET System Electronic - Provides high technology devices for test and measurement, high voltage power supply, safety test systems and DC-AC inverters.
• Executive Engineering - Manufacturer of electronic loads and power supply, and load monitoring test equipment.
• Extech Electronics Co,. Ltd. - A manufacturer of safety testers, AC power sources, automatic testing systems and battery chargers. Offices in countries such as Taiwan, China, Japan, Malaysia and with distribution channels throughout the world.
• FineTest - Manufacturer of automatic power supply testers.
• Gopal Electronics - A manufacturer of epstein tester, single sheet tester, voltmeter, wattmeter, ammeter, frequency meter, pf meter and holiday detector.
• HazariElectric.com - Manufacturers and exporters of electric line testers.
• Hioki USA Corporation - Manufacture of data acquisition, power meters, power quality analyzer (PQA), LCR meters, battery measurement, multi meters and field measuring instruments.
• HT Italia - Manufacturer of power appliance testers, power network analysers, digital multimeters (DMMs) and current clamps.
• Ideal Industries - Manufacturers and distributors of a electrical testers and meters for electrical contractors and the wiring installation industry.
• In Safe Hands Health and Safety Services - Portable appliance inspection and testing services. Also offer health and safety training.
• ISA - Manufacturer of automatic and manual test sets for electrical power distribution systems.
• Lemke Diagnostics - Manufacturer of partial discharge and dissipation factor (Tan Delta) measurement systems, cable test systems and PD monitoring systems especially for transformers, generators and cables.
• Macrodyne, Inc. - Power line phasor measurement, recording, satellite timing and accessories, data acquisition and recording instruments used within the electric power industry.
• Manatronics Pty Ltd - An Australian company that designs and manufactures DC load banks, data loggers and battery testing equipment.
• Manta Test Systems Inc. - Advanced electronic test products and services for electrical power system protection, control and measurement. Manufacturer of protective relay test equipment, power meters and transducer calibrators.
• Megger - Formally AVO-Manufactures, markets and supports products under the Multi-Amp, Biddle,and Megger brand names.
• Metravi - Design and sell electrical testing devices, multimeters, AC/DC clamp meters, and oscilloscopes.
• Metrotest - Electrical safety testing, technical training and electrical test instruments.
• Mile High Test Services, Inc. - Provider of electrical test services to the bareboard printed circuit industry including PCB film/artwork scanning to produce CAD Gerber files.
• National Meter Industries - Manufacturer and marketer of energy measuring and management devices encompassing both hardware and software components.
• NH Research - Designs and manufactures power-electronics test systems and test instruments for the functional testing of dc power supplies, UPSs and related power conversion products.
• Ohm Loads Inc. - Manufacturer of custom passive loads. These load banks are used for testing power supplies.
• Omicron Electronics - An international company that develops and manufactures state of the art primary and secondary injection test equipment. Also offer training, consulting and services in this field.
• Oscilloscope Depot - All types of new and used oscilloscopes.
• Parrot Invent - Inventors of the Parrot Clip, makers of test clip, test probe, test leads, for electronic electrical instrument measurement with multimeters, DMM, oscilloscopes, spectrum analyzers.
• Power Monitors Incorporated - Manufacturer of fixed and portable power quality recorders for 1,2, or 3 phase services.
• PowerTronics - Manufacturing tools to help identify and solve power quality related problems, power line monitors and data loggers.
• Powtek Pty Ltd - Supplier of electronic logging equipment, offering product information and contact details.
• Rishabh Instruments Pvt.Ltd. - Manufacturer of measuring instruments, panel meters, digital multimeters, shunts and electrical transducers.
• Scope T&M Pvt Ltd - Firm with bases in India and Illinois which specialises in designing portable field testing instruments for equipment used in generation and distribution.
• Sephco Load Banks - Load banks for testing diesel generator capacity and automatically providing minimum engine loading for optimum efficiency and life.
• SES2i - Medium and high voltage testing instrumentation and diagnostics. Partial discharges detectors and monitoring systems and diagnostics for high and medium voltage systems.
• Shanghai Glentest Electronics Co., Ltd. - Manufacturer and exporter of electrical and electronic test instruments and other testers such infrared thermometer, tachometer, etc.
• ShenZhen KeHuiJie Electronic Scale Co., Ltd. - An enterprise integrated in scientific research, products manufacture and marketing.
• Shropshire PAT Service - Midlands based portable appliance testing.
• Standard Electric Works co., Ltd. - Manufacture of insulation tester, earth resistance tester, earth leakage tester, loop impedance/PSC tester, ELCB tester, clamp meter, multitester, phase sequence indicator, panel meter, audio impedance tester.
• Summit Technology - Handheld PowerSight, measures and datalogs all important parameters of electrical power.
• SupaRule - Designers, manufacturers and distributors of unique measurement instruments to the electrical industry. Products include multimeters, cable height meters and remote current measurement devices.
• T and R Test Equipment - Heavy current and high voltage electrical test equipment, relay test equipment, primary current injection systems, micro-ohmmeters, DC cable test sets and AC flash testers.
• Tabor Electronics - Produces test and measurement equipment and private-labels numerous products.
• T.C.W Instruments - Products include digital multimeter, clamp meter, cable tester.
• William H. Swain Co. - Field-portable non-contact ammeters for corrosion protection, fault location, and quality assurance.
• Zensol - Manufacturer of electrical test equipment analyzers for circuit breaker applications.