X3® Scale Prevention Technology
• Extends life of unit up to 3 times longer
• No annual descaling required
• No conditioning period required when using new copper pipe
• Maintains like-new performance longer
• Approved to work with an external recirculation pump and cross-over valve
Commercial Grade Copper Heat Exchanger
25x better heat transfer than stainless steel thus stabilizing outgoing water temperature quicker and reducing pressure drop across the heat exchanger.
Includes freeze, overheat, surge protection and troubleshooting diagnostic codes.
Endless Hot Water
The comprehensive line of State tankless water heaters are an excellent whole-home water heating solution that supply endless hot water.