How much does a new AC capacitor cost?
AC capacitor replacement runs $120 if you supply the part and a tech installs it, $225 for a typical service-call install with OEM part, and $400+ if a hard-start kit, contactor, or after-hours premium is added.
Quick price points (2026)
| Scope | Cost | What it includes |
|---|---|---|
| Low | $120 | part + labor |
| Typical | $225 | part + labor |
| High | $400 | part + labor |
How to budget for this project
- Get 3 quotes
Get itemized quotes from at least three licensed contractors in your area.
- Adjust for your region
Compare the same scope and account for regional labor and permitting.
- Add 10–15% contingency
Hidden conditions, code upgrades and permit fees can increase the original quote.
- Plan the cash, not the financing
Build the replacement cost into the home's repair plan before the work becomes an emergency.