Generac Power Systems PowerPact 6561 Installation Notes page 33

RTG-EZ Switches
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The RTG-EZ Switches are NEMA-1 and must be mounted inside next to the main Panel
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The 50A 10 & 12 Circuit Switches can be flush mounted
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The NEW RTG16EZA3 Switch is NEMA-3R and has No whips.
GenReady Advanced

The GenReady Advanced Panel is NEMA-1. It's used for new construction and to upgrade a service to
200A. A NEMA-3R model is available also
PowerPact RTG8 - 50A 8 circuit switch
33