Udeyraj and Sons
Manufacturers of panel meters, insulation, earth testers, multimeters, transformers, oil testers, HV testers, relay and secondary testers.
http://www.udeyraj.com/

Automeg, Inc. Insulation Testers
Supplies 500 VDC automatic insulation tester. Electronics module monitors the motor winding insulation leakage resistance, prevents burn-out.
http://www.automeg.com

Associated Research, Inc.
Manufacturer of hipot testers and other electrical safety compliance testing instruments including high voltage dielectric withstand analyzers, ac/dc hipot, ground bond, line leakage and insulation resistance testers.
http://www.asresearch.com/

AEMC Instruments/Chauvin Arnoux
Manufacturer of various types of electrical test equipment. Products include insulation testers, earth/ground testers, megohm meters, and current probes.
http://www.aemc.com/

Warren Insulation
Warren Insulation is one of the UK's biggest suppliers of insulation and related materials. We operate a nationwide branch network providing:
http://www.warren.co.uk

Cirris Systems Corporation
Use the Cirris Systems Cable Testers, Harness Testers or Hipot Testers for cable testing of all your cables, PCBs, Components etc. Measure resistance, check continuity, do insulation resistance testing as well as Dielectric Withstand Voltage test with both DC and AC voltage. Use Cirris cable testers to verify the integrity of your cables or harnesses and insure that your customers receive only the highest quality cables from your company.
http://www.cirris.com/

ADEX Urzadzenia Pomiarowe
Producer of insulation testers and milliohmmeters for telecommunications and power engineering.
http://adex.home.pl/

Clarkston Insulation
A Michigan supplier and installer of fiberglass and cellulose insulation. Offering blown in insulation and fire rated insulation for preengineered steel buildings.
http://www.clarkstoninsulation.com

Data Sync Engineering
Manufacturer of test equipment, interface adapters and development software.
http://www.datasynceng.com/

Sheffield Insulations
SPECIALIST DISTRIBUTOR WITH UNRIVALLED EXPERTISE Sheffield Insulations is the UK’s No. 1 specialist distributor of insulation and related products
http://www.sheffins.co.uk