The CT20 is a two-part system consisting of a master continuity tester/transmitter and a two lead, bi-color (red/green) LED remote probe. The continuity tester/transmitter is used for local continuity ...

A new circuit tester from Power Probe can connect to systems from 12 to 48 volts and includes the “Smart Tip Advantage” which senses the probe tip condition and selects the correct meter, the company ...

Q: I have a tenant who complained that a light fixture wouldn’t light. After I replaced the switch, the light still wouldn’t come on. I realized that all the bulbs were out. Anyway, is there a way to ...