01483 302 700



Founded in 1965, Sefelecis 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 the products stands for innovation, quality and service.

In 2013, Sefelec is integrated into Eaton Group.

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Caltest Instruments Ltd

4 Riverside Business Centre

Walnut Tree Close


Surrey GU1 4UG

United Kingdom

Tel: +44 (0) 1483 302 700

Fax: +44 (0) 1483 300 562

Email: sales@caltest.co.uk

Caltest have been providing power sources and test instrumentation solutions for over 17 years and are proud to represent a number of industry leading manufacturers.