There's some cheap ones out there for home owners but with you're issues you might be better bringing in a professional with a commercial datalogger, there may be more going on than just voltage spikes.Originally posted by AndyL
10ish yrs old, so not aluminum era...
Ok how does one log their electrical service?
I think before you go down that route turn off you're main breaker, yank the panel cover and make sure all the connections at the breakers are tight.