Expect to pay roughly $7,000 to $13,500 for a standard-efficiency heat pump installed in Arizona, or $13,000 to $19,000 for a high-efficiency system. Rooftop package units, common across the Valley, typically run $7,500 to $16,000 depending on tonnage. Get at least two quotes — the spread between contractors on identical equipment is often several thousand dollars.

Typical heat pump installation cost by tonnage and efficiency

These ranges reflect typical market pricing pulled together in the same way as our broader HVAC replacement cost guide: national data from sources like Angi, with Arizona rooftop labor pushing most jobs toward the middle or upper end.

A few things move a quote up or down within these bands: your home's square footage and layout, ductwork condition, roof access for a package unit versus a ground pad for a split system, and whether the installer needs to run new electrical to support the equipment. A 2,400 square foot single-story in Gilbert and a two-story with a cramped attic in Casa Grande can land at opposite ends of the same tonnage range for labor reasons alone.

SEER2 and HSPF2, briefly

SEER2 measures cooling efficiency; HSPF2 measures heating efficiency. Both replaced the older SEER and HSPF ratings in 2023 under a stricter testing method, so a SEER2 number and an old SEER number from a pre-2023 unit aren't directly comparable. The federal minimum for new heat pumps sold in Arizona's climate zone is 14.3 SEER2. Going above that minimum costs more upfront and less to run — in a state where a heat pump works close to year-round, that gap adds up faster than in a climate where the system idles half the year.

The federal 25C tax credit no longer applies

The federal Energy Efficient Home Improvement Credit (Section 25C), which used to cover up to $2,000 for a qualifying heat pump, ended under the One Big Beautiful Bill Act. That law terminated Section 25C for equipment placed in service after December 31, 2025. If you're installing a heat pump in 2026, this credit is not available, no matter how efficient the unit is. Full details are at the IRS's Energy Efficient Home Improvement Credit page.

This change is about the federal credit only. It doesn't touch SRP or APS utility rebates, which are separate programs — see below.

Check for SRP and APS rebates before you sign

Salt River Project and Arizona Public Service have both run rebate programs for high-efficiency heat pumps in past years, and program terms shift year to year. Check srpnet.com or aps.com directly for whatever's currently active before you finalize equipment selection. A rebate only pays out if the specific model qualifies, so get that confirmed in writing rather than assuming a "high-efficiency" label is enough.

Ground-mounted split system vs. rooftop package heat pump

Most Arizona homes built since the 1980s use a rooftop package unit, where the whole system (compressor, coil, and air handler) sits in one cabinet on the roof. It's a simpler footprint and skips running refrigerant lines to a ground-mounted condenser, but it also means every service call and eventual replacement involves roof access, which adds labor cost over the system's life.

A ground-mounted split system separates the outdoor condenser from an indoor air handler, usually in a closet or garage. It's more common in newer construction and areas without existing rooftop curbs. If your home already has a package unit, replacing it with another package unit is almost always cheaper than converting to a split system, since the roof penetration and ductwork are already built for it. Converting from one to the other is a bigger job than a straight swap and worth pricing out separately if a contractor suggests it.

What's actually in an installed price

A complete heat pump installation quote covers more than the equipment sitting in the truck. Permits, disposal of the old unit, refrigerant line work, any electrical upgrades needed to support the new system, and labor should all show up as line items or be clearly folded into the total. A quote that's just a single number with no equipment model listed makes it impossible to know what you're actually buying. Ask for the manufacturer, model number, and tonnage in writing before comparing two bids side by side, since "a 3-ton heat pump" from two different contractors can mean genuinely different equipment and warranty terms.

Permit pulling matters more than it sounds like it should. Arizona municipalities require a permit for HVAC replacement, and a contractor who skips it to save time is cutting a corner that can come back on you at resale, when a buyer's inspector notices unpermitted equipment. Confirm your contractor is pulling the permit under their own license number, not leaving it to you to handle.

Avoiding the oversizing trap

It's tempting to assume bigger is safer in Arizona heat, but an oversized heat pump cycles on and off more often instead of running longer, steadier cycles. Short cycling wastes energy, wears out components faster, and does a worse job of managing humidity during the shoulder seasons. The right size comes from a Manual J load calculation that accounts for your square footage, insulation, window orientation, and duct condition, not a rule of thumb based on the size of the unit it's replacing. If a contractor quotes tonnage without ever asking about your attic insulation or how many west-facing windows you have, that's worth a follow-up question before you sign.

Common questions

How much does it cost to install a heat pump in Arizona?

Most homeowners pay $7,000 to $13,500 for a standard-efficiency split system, or $13,000 to $19,000 for high efficiency. Rooftop package heat pumps, common across the Valley, run roughly $7,500 to $16,000 depending on tonnage. Get two or three quotes since pricing varies significantly by contractor.

Is a heat pump more expensive to install than a regular AC?

Usually a little, yes, since a heat pump's reversing valve and additional controls add to equipment cost. It handles both heating and cooling with one system, though, which can offset the higher upfront price over years of operation in a climate that runs the system nearly year-round.

Does Arizona still have heat pump rebates in 2026?

Sometimes, through SRP or APS, but programs change year to year and aren't guaranteed to be active at any given time. Check srpnet.com or aps.com directly for current offers before finalizing your equipment choice, and get rebate eligibility confirmed in writing by your contractor before you sign.

Do I need a bigger heat pump than the AC I'm replacing?

Not automatically. Tonnage should come from a Manual J load calculation based on your home's size, insulation, and window exposure, not simply matching whatever was there before. A contractor who quotes tonnage without asking about your attic insulation or west-facing windows is skipping a step that affects both comfort and cost.

Get quotes before you commit

Installed price swings by several thousand dollars between contractors quoting the same tonnage and efficiency tier. Use the quote form below to get matched with licensed heat pump installers near you, including Goodyear and Gilbert. If something's actively wrong with your current system rather than planning a replacement, start with our heat pump repair guide instead.