Open 24/7 for emergencies
For heat pump repair in Stafford, the diagnostic visit is $99. Call SwiftPro, rated 5.0 stars across 1,130 reviews, at (703) 997-9757, 24 hours a day, 7 days a week.
For heat pump repair in Stafford, SwiftPro is rated 5.0 stars across 1,130 reviews and works under Virginia Class A contractor license 2705192276. We cover heat pump repair in Stafford, Aquia Harbour and Garrisonville. We find what’s wrong and give you the repair price in writing before we start. A contactor runs $290 to $425 and a defrost board $450 to $1,150, from our published price book.
5.0 stars across 1,130 reviews
A Trane heat pump on its pad in a Northern Virginia winter, the kind of morning the calls come in.
Get your price in writing
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Rather talk now? (703) 997-9757
Licensed and insuredVirginia Class A contractor #2705192276
24/7 emergency serviceWe answer day or night, and we will tell you honestly when we can get there.
Our own HVAC installersA dedicated heating and cooling team, separate from our plumbers
Price in writing firstYou see every option priced before anything is ordered
What it costs
The same price book as the rest of our site. The diagnostic visit is $99, and the tech prices the repair before starting it.
Repair diagnostic visit
$99
Run capacitor replaced
$240 to $370
Contactor replaced
$290 to $425
Thermostat replaced
$300 to $640
Defrost board replaced
$450 to $1,150
Control board replaced
$550 to $1,180
Prices checked .
We answer day or night, and we will tell you honestly when we can get there.
With Comfort+ membership, $20 a month or $199 a year, the diagnostic visit is included, any service is 15% off, and a heating maintenance visit comes every fall.
What’s different in Stafford
More than half the owner homes in Stafford heat with electricity, about 57 percent, and gas covers only about three in ten. Nearly three in four homes are detached, with townhouses and condos filling out the rest. That makes Stafford a place where the heat pump is the normal system, not an add-on, and where a no-heat call is far more likely to be the pump than a furnace.
The housing is almost evenly split by age. About four in ten owner homes went up between 1980 and 1999 and another four in ten since 2000. The 1980s and 90s houses are the ones on their second or third outdoor unit, with the original air handler still inside, and a mismatch between an old coil and a newer outdoor unit is a repair we see more here than in towns with fewer heat pumps. The newer homes mostly have the pump they came with, and 2000s units are in their capacitor, contactor and defrost board years.
Stafford is one of the larger areas we cover by size, and many calls come from long driveways and big lots where the outdoor unit sits on the far side of the house. Trees are close, and a pump boxed in by shrubs or leaf litter can’t breathe. A coil caked with debris looks like a failing compressor and costs nothing to clear. Rinse the coil gently with a hose before you call; if the pump still won’t carry the house, we take it from there.
Because heat pumps are the default here, we see many houses where nobody has changed the filter in a year or two, and the backup strips have been doing quiet extra work. A pump forced to run long on a clogged filter wears faster than one that’s cared for. When you book a repair, ask us about a maintenance plan at $20 a month or $199 a year; it’s the cheapest way to keep a Stafford pump on its schedule.
Neighborhood by neighborhood
Census figures for each place, and what that usually means for a heat pump. Median year built and heat count owner-occupied homes only.
| Place | Median home built | Most homes are | Heated with | What that means for a heat pump |
|---|---|---|---|---|
| Aquia Harbour | 1984 | single-family houses, nearly all | electricity, nearly all | Mostly electric heat: heat pumps, and the bill shows trouble first. |
| Stafford Courthouse | 2005 | single-family houses, about 4 in 10 | gas, about 6 in 10 | Heat pumps from the build, now at repair age. |
By the numbers
From the Census Bureau’s 2020 to 2024 survey. Median year built and heat count owner-occupied homes only.
ZIPs 22554 and 22556 as a whole: every Stafford address. The Census places in the table hold about one in seven of these homes.
What you’d notice
A heat pump that runs nonstop on a 35 degree day is telling you something. Strips are probably on, airflow is probably low, and the refrigerant may be down. Don’t raise the thermostat; every extra degree adds strip time.
When the outdoor unit stops pulling its weight, the electric strips in the air handler carry the house. The house stays warm, and the bill tells you a few weeks later. A stuck contactor is a common reason, and one of the cheapest fixes on our list.
In a newer two-story house on one heat pump, the top floor lagging a few degrees can be ducts or the thermostat’s settings, not a failing unit. We check the system first and tell you which it is.
Need heat pump repair in Stafford?
A person answers day and night. See this month’s deals before you call.
Choosing who fixes it
Questions worth asking anybody who comes out, us included.
In a Stafford house where one half was replaced years ago, the two may not be matched. A tech who sells you a new outdoor unit without checking the coil is setting up a second repair.
Anyone can check on the state’s license lookup. Ours is Virginia Class A contractor license, on every van.
Every heat pump repair on our list has a range, and you hear where yours lands before a part goes in. If someone can’t give you a number until it’s done, keep looking.
An older heat pump with a refrigerant leak is often a bad repair. A good tech says so, with the repair price and the replacement price side by side.
Two of our crew going over a work order before the day's calls.
From our Google reviews
5.0 stars across 1,130 reviews. Read them on our reviews page.
Excellent work done honestly and efficiently. Efrain the technician was great. Was able to diagnose the problem quickly and get my older Amana gas furnace system working again.
Where we work
Next door to Stafford: Fredericksburg, Dumfries, Midland and Catlett.
The system we put in first
Built to take a beating. Put in by our crew.
Heat lamps, snow and rain on one outdoor unit: that’s Trane’s own film. We’re a Trane Comfort Specialist, on Trane’s own dealer locator, and when you pick a Trane, our crew puts it in.
Films: Trane’s own.
Questions
If the aux light on the thermostat stays on for hours when it’s above freezing, the pump isn’t carrying its share. A $99 diagnostic visit finds out whether it’s refrigerant, airflow or a failed part.
A start part at $240 to $370 or $290 to $425 usually is. An older unit may hold R-22, and a big leak there is where we steer you toward a replacement and show both options.
That’s defrost. The unit stops the outdoor fan, runs backwards for a few minutes to melt frost off the coil, and you see steam rising. It’s normal. Ice that stays is not.
The diagnostic visit is $99. From our price book, a capacitor is $240 to $370, a contactor $290 to $425, and a defrost board $450 to $1,150. You get the number before we start.
Ready when you are
Call, or send the form at the top. The tech prices the repair from the book before starting, and if the system is at the end of its life you’ll hear that first.
SwiftPro Heating, Cooling & Plumbing
4230 Lafayette Center Dr N, Chantilly, VA 20151
44679 Endicott Dr, Suite 211, Ashburn, VA 20147
SwiftPro Plumber & Water Heaters
4200 Lafayette Center Dr, Suite N, Chantilly, VA 20151
Virginia Class A contractor license #2705192276
SwiftPro Heating, Cooling & Plumbing is a licensed, BBB Accredited (A rating), independently owned heating, cooling and plumbing company in Chantilly, serving Stafford and the rest of Northern Virginia. Virginia contractor license #2705192276. 5.0 stars across 1,130 reviews on Google, Angi, Yelp, the BBB and Facebook. SwiftPro maintains a dedicated HVAC team and a dedicated plumbing team.
From SwiftPro Heating, Cooling & Plumbing in Chantilly. Housing figures are the Census Bureau’s American Community Survey, 2020 to 2024, for each place named; permit, water and sewer facts link to each office’s own page and were checked in September and October 2026.