iN199 Neuron

The latest addition to the Neuron line was specifically designed to be drop-in ready for all tankless water heaters using Natural Gas or Propane that utilize a 120-gallon tank. Intellihot’s iN199 will save commercial properties up to 40% per year on their energy bills and reduce greenhouse gas emissions by 40%. The iN199 is the perfect tankless solution for commercial properties that want reliable hot water at an affordable price with no tank to maintain.

System installation is faster, easier, and less expensive than traditional tank-type water heaters. See Head to Head Data

Technical Documents

DROP IN GUARANTEE – Intellihot is confident that replacing your one 199,950 BTU/hr tank unit with our Neuron iN199 will handle your required hot water demands; if not, we will pay for additional equipment at no charge.


Turndown Ratio of 7:1 per unit.
Cascade up to 4 units with common venting for a total of 800MBH and a 27:1 total turndown ratio
98% Efficiency

iN199 Features:

199,950 BTU/hr.
Flexible-Floating Design, stress-relieving and thermal shock resistant
Multi-Unit – Masterless cascading with common venting
Gas Pressures – Operates on gas pressure range of 2.5″- 14″ w.c.
7″ Color Touch Screen – access to real-time critical data, troubleshooting, parts wear and more
Direct Cell-LTE Connectivity (Monitored 24/7 for FREE for 2 Years)
Designed and Built in the U.S.
Quick ship from our factory to your warehouse or job site!
Weight: 266lbs.

Drop-In Placement

With similarly located water in and out for easy hook up, replace typical tank units in a flash.


Direct Cell-LTE Connectivity

Remotely access and monitor, no need for your building’s Wi-Fi.


Mitigate Legionella Risk

With no storage tanks there’s less risk for Legionella growth.

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telliSize is an app specially designed for contractors and service providers to provide quick size and quotations for water heater related requirements of your clients projects. This app is designed to revolutionize the idea of selecting the right water heater for home or industrial use. By entering simple measurements and the number of units in your target site, you can get the exact water heater requirements within minutes. This includes an email with detailed schematics.