I have priced the two options and they are within $5 of each other if you factor in the NEMA 14-30P power cable, NEMA 14-30R receptacle, and miscellaneous 10AWG THHN stranded wire and hardware. Other than the cost, what are the benefits of using the spa panel vs gfi breaker?
For the price comparison I used the following:
http://www.homedepot.com/h_d1/N-5yc...250P&storeId=10051&relatedSearch=UG412RMW250P
http://www.appliancerepair.homedepot.com/PartDetail/Power-Cord/5305510955/959343
http://www.homedepot.com/h_d1/N-5yc...langId=-1&keyword=R50-00278-000&storeId=10051
vs
http://www.homedepot.com/h_d1/N-5yc...&keyword=HOM230GFI&storeId=10051#.UD0sjaDaGYJ
For the price comparison I used the following:
http://www.homedepot.com/h_d1/N-5yc...250P&storeId=10051&relatedSearch=UG412RMW250P
http://www.appliancerepair.homedepot.com/PartDetail/Power-Cord/5305510955/959343
http://www.homedepot.com/h_d1/N-5yc...langId=-1&keyword=R50-00278-000&storeId=10051
vs
http://www.homedepot.com/h_d1/N-5yc...&keyword=HOM230GFI&storeId=10051#.UD0sjaDaGYJ