Heating & Cooling

MPO-IQ™ Boiler


Get to know the new MPO-IQ

The new MPO-IQ high efficiency oil-fired heating boiler marks the crossroads of innovation and everyday practicality. Rated among the highest efficiency of cast-iron heating boilers since it's introduction, the newly designed MPO-IQ™, thanks to the Burnham IQ Oil Boiler Control System, again leads the field in efficiency, versatility, ease of maintenance, and installation.


Key Features

  • High Efficiency 87% AFUE
  • 3-pass Cast Iron Sectional Design
  • Built-in Return Water Temperature Protection
  • Natural Draft Oil Boiler
    • Five Sizes Available, 0.60-1.65 GPH
  • Direct Vent Option Kit
  • Easy Installation and Servicing with Reversible Swing Door and no Target Wall or Blanket Required
    • Three Sizes Available, 1.05-1.65 GPH
  • Multiple Burner Options
  • Rated as a Consumers Digest "Best Buy"

IQ Control System

  • Features Burnham IQ Control System
  • True Plug & Play Controls Utilizing Burnham IQ Option Cards
    • Outdoor Reset (with Domestic Hot Water Priority)
    • Auxiliary High Limit
    • Low Water Cut-off
    • Optional LCD Touch Screen Display
  • Improved Boiler Operation

MPO Ratings

MODELBurner Capacity
DOE Heating Capacity
I=B=R Water Ratings
AFUE (%)

Learn more about our great financing options for this model ›


MPO Dimensions

MODEL Width Front Service Clearance 
(Flueway Cleaning)
Dia. Collar Water Content (gallons) Approx. Shipping Weight
MP0-IQ84 16-5/8 in. 24 in. 5 in. 7.70 475 lbs.
MP0-IQ115 16-5/8 in. 24 in. 5 in. 7.70 475 lbs.
MPO-IQ147 22-5/8 in. 24 in. 6 in. 11.08 567 lbs.
MPO-IQ189 28-5/8 in. 30 in. 6 in. 14.46 659 lbs.
MPO-IQ231 34-5/8 in. 36 in. 7 in. 17.84 751 lbs.

Pricing and Services

Please call 800.984.1411 to speak with a qualified representative or
Click here to have a qualified representative contact you. ›

Service is key to maintaining the longevity of your home heating system. With over 20 years experience, our certified service technicians are all licensed and bonded. From installations of new equipment to tune-ups for existing equipment, our local customer service teams and technicians have everything they need and are always available to help you, whenever you need them, 24/7, all year.

All MPO model furnaces come with a limited lifetime warranty plus 1-year parts and labor.

Find out more about our heating equipment Service Plans ›

Service Tips

  • Have Furnace Nozzle Cleaned Regularly
  • Pump Should Be Serviced for Draining
  • Clean Chimney Base Connected to the Furnace
  • Ask About Equipment Upgrade Programs