法国Sefelec
法国Sefelec成立于1965年.是安全测试设备和线缆测试设备领域的领导者，设计、研发和生产各种测量仪器（从微欧表到高压测试设备、绝缘强度测试设备、接地性能测试设备、安全测试设备 测量设备），测试系统（从线缆测试设备到线束测试设备，背板测试设备），以及高压测试设备，高电压源和高电流源。

Founded in 1965, Sefelec is part of the Martek Power Group, a world leader of measurement and power conversion equipment (dc/dc converters, custom power supplies, COTS power supplies). Sefelec has now become a reference in the field of electrical safety testing (ground bond testing, insulation resistance testing, hipot testing, line leakage testing) and cable testing, harness testing, backplane testing, in its own right; the name Sefelec on our products stands for innovation, quality and service.

Founded in 1971, Synor Electronique has been developping a wide range of Cable Testers.
In May 2001, Sefelec decides to buy Synor Electronique, in order to get an exclusive position on French market and consolidate its presence on the worldwide business