Digital control thermostat electric hot water heater boiler on demand 220V 50Hz 840 incoloy heating element

1.Top selling in USA,Canada and Australia and south America from  6 gallon to 40 gallon    

support miltiple used or entire house

2.ETL certification

3.T&P valve

Temperature & Pressure Relief Valves to protect water heaters

 Temperature Relief:      210°F (99°C)

 Pressure Relief Range: 75 to 150psi (5.2 to 10.3 bar)

 Copper alloy body

 NPT 3/4 threads

4.Single welding line inner tank to reduce 67% the risk of leakage