NTI – LX300 Commercial Gas Boilers

NTI Commercial Boilers

Lx Series

For light to heavy commercial applications, the Lx is the ideal option, with its easy to clean, high power stainless steel heat exchanger. The Lx Series boilers are designed for floor standing installation and can be also mounted wall-hung up to 399 MBH.

Its easy to access electronic board and well accessible components make it easy service and regular maintenance. Cascade management and other outstanding programming features can be easily controlled by the intuitive touch screen display.

Main Features

  • Touch screen intuitive display
  • Easy cleaning stainless steel heat exchanger
  • Wall hung kit included for Lx200-400
  • High power sizes up to 800 MPH
  • Easy access to the display and internal components
  • Advanced cascade settings
  • Vents in PVC, CPVC or Poly Propylene


Input Power55 – 275 MBH
Heating capacity251 MBH
Net AHRI Rating218 MBH
Installation typeIndoor Floor Standing (Wall Hung kit included)
Weight180 lb
Gas connection1⁄2 in NPT female
Water connections1 1⁄4 in NPT female
Air Inlet4 in (max 100 ft)
Flue4 in (max 100 ft)