This is not an assembled or aftermarket Heater Assembly. It is a brand new OEM Balboa heater with a 1 year warranty. The heater you order needs to say Balboa or it is not the genuine article.
Balboa BP Series 15" 5.5 kW Flo-Thru Spa Heater with sensors and 16" BP Heater Cable - G7512
This heater manifold carries a (1) year manufacturer's warranty.
The manufacturer's warranty does not cover GFCI trips or leaks due to improperly maintained water chemistry.