How much you get
$8,500–$9,500 — $2,650 per ton, capped at $8,500, plus sizing and weatherization bonuses. Income-qualified households can get up to $16,000 for air-source or $25,000 for ground-source. Only R-32 or R-454B refrigerant systems qualify — R-410A heat pumps stopped being eligible as of January 1, 2026.
Installers
Heat Pump installers in Cambridge
Real companies serving Cambridge, pulled from their current Google reviews. We're not paid to list anyone here.
See all Cambridge installers →
Common questions
How much is the Mass Save heat pump rebate in Cambridge?
$2,650 per ton, capped at $8,500 for most households. If you're income-qualified, that jumps to $16,000 for air-source or $25,000 for ground-source. Only R-32 or R-454B refrigerant systems qualify as of January 1, 2026 — older R-410A units are no longer eligible.
Do I need a home energy assessment first in Cambridge?
Yes. Mass Save requires a free home energy assessment before any rebate is approved — it's the required first step that confirms exactly what you qualify for.
Next steps
View all Cambridge rebate programs → or check the official Mass Save site → for the current source of truth.