Test and Measurement
- 41
- Gopal Electronics
- A manufacturer of epstein tester, single sheet tester, voltmeter, wattmeter, ammeter, frequency meter, pf meter and holiday detector.
- 42
- Hioki USA Corporation
- Manufacture of data acquisition, power meters, power quality analyzer (PQA), LCR meters, battery measurement, multi meters and field measuring instruments.
- 44
- Macrodyne, Inc.
- Power line phasor measurement, recording, satellite timing and accessories, data acquisition and recording instruments used within the electric power industry.
- 45
- 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.
- 46
- 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.
- 47
- Ohm Loads Inc.
- Manufacturer of custom passive loads. These load banks are used for testing power supplies.
- 48
- Power Monitors Incorporated
- Manufacturer of fixed and portable power recorders for 1,2, or 3 phase services.
- 49
- Scope T&M Pvt Ltd
- Firm with bases in India and Illinois which specializes in designing portable field testing instruments for equipment used in generation and distribution.
- 50
- Sephco Load Banks
- Load banks for testing diesel generator capacity and automatically providing minimum engine loading for optimum efficiency and life.
- 51
- 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.
- 52
- SupaRule
- Designers, manufacturers and distributors of unique measurement instruments to the electrical industry. Products include multimeters, cable height meters and remote current measurement devices.
- 53
- 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.
- 55
- William H. Swain Co.
- Field-portable non-contact ammeters for corrosion protection, fault location, and quality assurance.
- 57
- Enterprise
- Manufacturers of environmental test chambers, climatic chambers, -85°C freezers, industrial cold plants, space simulators; for electrical or electronics testing.