How Much Does AC Capacitor Replacement Cost?
A failed capacitor is one of the most common and affordable AC repairs.
How much does ac capacitor replacement cost?
A failed capacitor is one of the most common and affordable AC repairs. Most homeowners pay between $120 and $450 nationally, with a typical cost around $250. Use our calculator to adjust this range for your ZIP code.
What affects the price
- Single vs. dual-run capacitor
- Service-call minimum
- Emergency service
Repair vs. replacement
Always repair — inexpensive relative to the system.
Questions to ask your contractor
- Is the correct microfarad rating used?
- Why did it fail?
When to call a professional
Capacitors store a dangerous charge — professional replacement recommended.
How we calculate this estimate
We start from national labor and materials benchmarks and apply a local cost factor based on your ZIP code and metro area, plus job complexity. Estimates are informational; actual contractor pricing may vary. Last reviewed 2026-05-01.
Frequently asked questions
What is the average cost of ac capacitor replacement?
Nationally, ac capacitor replacement typically runs around $250, with most jobs between $120 and $450. Your local price is adjusted by ZIP code.
Should I repair or replace?
Always repair — inexpensive relative to the system.
When should I call a professional?
Capacitors store a dangerous charge — professional replacement recommended.