If your Mr.
Heater gas furnace is acting up – not igniting, cycling weird, or throwing error codes – the control board might be the issue.
This is the OEM replacement circuit board, part number 60105, designed for models MHU45, MSU50, MHU70, MHU80, and MHU125.
It's the brain of your heater, handling ignition, fan operation, and safety checks.
Replacing a faulty board restores proper function and can extend the life of your unit.
It runs on 120V and is built for forced air systems.
Comes with a 1-year warranty for peace of mind.
Made in China but to Mr.
Heater's specs.
Standard Prop 65 warning included – nothing unusual.
If you're handy with basic electrical work, this is a fix you can do yourself.
If not, have a pro install it.
Either way, it's way cheaper than buying a whole new furnace.
Get your heat back on track with this reliable replacement board.
