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RVing_4_FUN's avatar
RVing_4_FUN
Explorer
Mar 28, 2015

Humming from Progressive Industires EMS 50 amp system

About 6 months ago I had Camping World install a Progressive Industries EMS 50amp system to our Montana Big Sky. During the last 2 weekend trips we have noticed a loud "hum" from the EMS unit. At ...
FrankShore's avatar
FrankShore
Explorer
Mar 28, 2015
Progressive Dynamics are known to emit a hum. Especially if installed inside the RV. If you're on a "post" unit, you'll also hear the hum, but you need to be close to the unit to hear it. In other words, no worries!

By the way, Progressive Industries has a lifetime guarantee and great customer service, whereas "that other company" has a 1 year and lousy customer service!

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