18th Edition Testers  

18th edition testers are fully featured single function test instruments that use the latest in technology to meet the latest 18th edition regulations. Compact hand-held insulation and continuity testers, RCD testers and digital loop testers, earth testers are easy-to-use with a a ‘hands free’ facility.

Insulation tester are commonly used in electrical contracting, both on domestic and industrial systems, as well as site maintenance and service departments.

Digital Loop test instruments provide simple, affordable and flexible test tools for electrical contractors testing energised circuits.

An RCD is a protective device used to automatically disconnect the electrical supply when an imbalance is detected between live conductors.

Internet Electrical offer 18th edition testers from leading UK suppliers Kewtech and Dilog.