The iN401 Neuron is specifically designed to be a drop-in ready tankless water heater, guaranteed to replace any natural gas/propane tank-style unit with a max output of 400,000 BTUs/hr. It features the same connections as a tank-style water heater. Intellihot’s iN501 will save commercial properties up to 40% per year on their energy bills and reduce greenhouse gas emissions by 40%. The iN501 is the perfect tankless solution for commercial properties that want reliable hot water at an affordable price with no tank to maintain.