Clyde1890, you don't state what year, model of Winnebago you own. You may have one built in from the factory, I do. Now with that said, I do have and use a Progressive Ind protector that plugs into the campground post at the end of my power cable.
I had my Progressive Ind device fail and I had to send it back, I believe this failure was a bad unit not a surge to cause a fault. While my protector was in transit for repair I plugged in & the built in protector would not let my motor home receive shore power. Which was due to a bad ground at the pedestal. So I know the protector in the motor home is working. I use the progresive protector to safe gaurd my cable & as the first line of defense to poor camp ground power or a surge in power.
I am stating this because as I said you may already have a surge protector built in & there is really no need to spend the money on another hardwired unit to place it in your motor home, one to install at the pedestal is just a matter of how safe you think you should be protected. I would not have bought one if I had this motor home then wanted one. But since I have the sugre protector I use it.
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Dan Sees,
2013 Winnebago Journey 42e, 2014 Featherlite Car Hauler 3110 17.5', 2008 Mazda MX5,
2008 Toyota FJ Cruiser
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