HVAC Financing: 6 Best Options for Replacement

Key takeaways

A full HVAC replacement typically costs $7,000 to $20,000, depending on system type, home size, and efficiency, so get itemized quotes before choosing how to pay.
Promotional 0% offers can be the cheapest option if you pay off the balance in the promo window, but deferred interest may be charged on the full original amount.
A personal loan through Upstart can be a good option for HVAC replacement if you want fixed payments without using your home as collateral⁴.

HVAC financing allows you to spread the cost of a new heating and cooling system over months or years, rather than paying this potentially large expense all at once. A full replacement usually runs between $7,000 and $20,000, so it’s no surprise that many choose to use financing.

The major ways to pay for HVAC replacement include:

Personal loans
Home equity lines of credit
Contractor or dealer financing
Promotional manufacturer offers
Credit cards

Most people read a page like this under pressure, not to simply gather information. Maybe your air conditioning died in the middle of the summer’s worst heat wave, or you suddenly have no heat when the temperature outside is below freezing. So, let’s get right to the cost question you probably have first, and then deal with payment options right after.

How much does a new HVAC system cost?

As mentioned, a full HVAC replacement system typically costs $7,000 to $20,000. However, there are many variables, including the system type, home size, and the system’s efficiency rating. If you need basic, single-stage equipment in a smaller home, you’re likely to land toward the bottom of the range. On the other hand, high-efficiency equipment in a large home can be even higher than the top end.

It also depends on the component you need replaced. With that in mind, here’s a quick reference table to help give you a ballpark estimate of what to expect before you get started.

System	Typical cost range	Smaller home (under 1,500 sq ft)	Larger home (2,500+ sq ft)
AC only	$3,500 to $14,000	$3,500 to $7,500	$7,000 to $14,000
Furnace only	$3,800 to $12,000	$3,800 to $7,000	$6,500 to $12,000
Full system (furnace and AC)	$7,000 to $20,000	$7,000 to $11,000	$13,000 to $20,000+
Heat pump	$8,000 to $18,000	$8,000 to $12,000	$12,000 to $18,000

Note: There’s no authoritative primary source on HVAC pricing. After examining several sources, including Angi, Modernize, and HomeAdvisor, this is an aggregated estimate using 2026 installed-cost data.

How to pay for a new HVAC system: top 6 options

There are many different ways to pay for a new HVAC system, but most people take one of six main routes. As you can see in this chart, the big differences are how fast you can repay the balance and whether you feel comfortable using your home as collateral.

Option	Typical amount	Rate structure	Typical term	Payments and costs	Secured by
Fixed-rate personal loan	$1,000 to $50,000	Fixed	24 to 84 months	Fixed monthly payments; late payments can hurt your credit.	Nothing
HELOC	Based on home equity	Variable	10-year draw, 20-year repayment	The payment rises when rates rise.	Your home
Contractor or dealer financing	$1,000 to $25,000	Fixed or promotional	12 to 120 months	Deferred interest can apply to promotional financing.	Nothing (usually)
Manufacturer promotional financing	Varies	Promotional, then standard APR	6 to 60 months	Deferred interest can apply to promotional financing.	Nothing (usually)
Credit card	Depends on credit limit	Variable	Revolving, no set payoff date	Possible penalty APR. Late payments hurt your credit.	Nothing
Cash/savings	Whatever you have saved	None	None	Nothing to pay off.	Nothing

Personal loan for HVAC replacement

Better for: predictable payments with no home collateral at risk.

A fixed-rate personal loan can be a smart alternative to contractor financing, so it’s worth comparing the offers you receive. With a personal loan, you borrow a set amount of money, repay it on a fixed schedule, and you know the date when you’ll pay off the loan. It’s a payment that never changes, and the debt isn’t attached to your house. Some lenders also offer personal loans designed for home improvement projects, so it can help to compare home improvement loans alongside other fixed-rate options.

HELOC for HVAC replacement

Better for: potentially lower rates if you have home equity to draw on.

A Home Equity Line of Credit (HELOC) uses the equity in your home as collateral, which can sometimes provide access to lower interest rates compared to unsecured options. It typically functions as a line of credit with a variable interest rate, meaning your monthly payments may fluctuate over time. This can be a flexible choice for larger home renovation projects like HVAC replacement, where you might want the ability to draw funds as needed, though it is important to remember that your home serves as the security for the debt.

Contractor financing programs

Better for: convenience when you’re already getting a quote.

They are the most common form of AC unit financing because the financing offer is generally attached to the quote. The same often goes for manufacturer promotional financing, and it’s quite common to be presented with both types when receiving a quote.

Manufacturer promotional financing

Better for: high-efficiency systems, if you can clear the balance within the promo window.

Manufacturer promotional financing for HVAC systems is often offered through authorized dealers or directly from the equipment manufacturer. These programs frequently feature incentives like 0% APR for a limited duration or reduced interest rates, designed to make high-efficiency systems more accessible. While these offers can significantly lower the immediate cost of ownership, it is critical to carefully review the terms, especially regarding deferred interest, to understand what happens if the balance remains unpaid after the promotional period ends.

Credit cards

Better for: smaller repairs, or a true 0% intro-APR window you can pay off in time.

Credit cards can offer a convenient way to pay for smaller HVAC replacements or emergency repairs, especially if you already have an available credit line. However, they often carry high, variable interest rates that can significantly increase the total cost of your project if the balance isn’t paid off quickly. While some cards offer 0% APR introductory periods that can be helpful for spreading out payments, it is important to ensure you can clear the balance before the standard rate applies to avoid expensive interest charges.

Is 0% HVAC financing worth it?

Promotional 0% offers can be the cheapest way to pay for a new system, but only if you pay off the entire balance within the promotional window.

These are usually deferred-interest financing offers. Here’s how that works:

You get a 0% promotional period, commonly around 18 months, to pay off the full amount.
If any balance remains when that period ends, interest is charged retroactively on the entire original amount, not just what’s left.
True 0% APR financing works differently. It charges no interest during the promotional period, and the standard APR only starts once the period ends.

Because of this, it’s important to read the paperwork thoroughly. Deferred financing can be a good option if you can comfortably pay it off within the promotional period, but be sure that your household’s cash flow will allow it.

HVAC loans: what credit score and income do you need?

There are no set requirements for an HVAC loan or home improvement loan, and no credit score is considered universally too low. Stronger credit generally means more options and lower rates, but every lender sets its own policies, so a decline from one doesn’t rule out approval elsewhere. It helps to know what counts as a good credit score before you apply.

Your credit score is only one factor, though. Lenders reviewing an HVAC loan application typically consider most or all of the following:

Income: Lenders will consider how much income you have, and how stable it is.
Employment history: If you have a long history with one employer, it can help bolster your application.
Debt-to-income ratio: The percentage of your gross income that is used to pay your other debts (mortgage, auto loan, etc.). Your existing monthly obligations must leave enough room to comfortably take on a new HVAC loan payment.
Bank account history: A history of regular deposits (like a paycheck) and of maintaining a positive balance.
Home equity: If you’re using a HELOC or home equity loan, the value of your property and how much equity you have determine what you can borrow.

It’s also worth noting that if you have a thin credit file, meaning little or no borrowing history, it could also be a roadblock. In cases like this, there isn’t much for a lender to evaluate.

HVAC financing with bad credit: how to qualify

There are ways to finance an HVAC replacement with lower credit scores, although they typically cost more than a borrower with excellent credit would pay.

A lower credit score usually impacts your offers in three ways, assuming you’re approved:

A higher interest rate.
A smaller approved amount than expected.
A more limited selection of loan terms.

Contractor in-house payment plans

This might still be available. Be sure to ask what the plan costs before you sign.

A home equity loan may be worth exploring with bad credit, though being secured by your home doesn’t guarantee easier approval.

If there’s an option to make a smaller repair now rather than a full replacement, it could buy you time to work on your credit.

Utility or state emergency repair assistance programs may be available to help households with needed heating and cooling repairs.

Even with bad credit, it’s important to not just accept the first offer you get. Explore all of your options and aim to compare at least three offers.

HVAC financing red flags

Urgent repair needs combined with bad credit can attract predatory offers. If you see offers for no-credit-check products, you should be skeptical. But here are some specific red flags to watch for:

Very short repayment windows that demand full repayment within weeks or a few months.

Fees quoted as “per $1,000 borrowed.” These are designed to hide the APR and true cost of borrowing.
Any demand for an upfront fee before you borrow money. Legitimate lenders don’t require an advance payment.
Any company advertising guaranteed approval or no credit check should be approached with extreme caution. These generally come with the shortest terms and highest fees.

How Upstart and Upstart Home Lending could help

If you are considering funding an HVAC replacement, Upstart is worth considering.

Personal loans through Upstart can be used to cover the costs of HVAC systems. These loans are unsecured⁴, meaning they do not require home collateral, and feature fixed interest rates, allowing for predictable monthly payments. Borrowers can check their personalized rates with a soft credit inquiry, which does not impact their credit score¹.

Upstart Home Lending, an affiliate of Upstart, provides Home Equity Lines of Credit (HELOCs) for those planning broader home renovations. This option allows homeowners to leverage their home’s equity to finance larger improvement projects.

Upstart’s AI-powered underwriting model assesses applicants using a variety of factors, including income and employment history, which may provide access to credit for those who might not fit traditional lending profiles.

FAQ

Is 0% HVAC financing from a contractor actually cheaper than a personal loan?

Generally, yes, assuming that you pay the full balance within the promotional window. Under deferred-interest financing, any remaining balance can trigger interest on the entire original amount.

Can I get HVAC financing with bad credit, and what will it cost me?

There may be financing options for lower credit scores through some personal loan platforms, HELOCs, and contractor financing. Expect higher interest rates and less flexible terms than those offered to higher-credit borrowers.

Should I use a HELOC or an unsecured loan to replace my HVAC system?

A HELOC can have a lower interest rate. Qualifying still depends on your credit and income, since collateral alone doesn’t guarantee approval. An unsecured loan may cost more, but your home won’t be at risk if you can’t pay.

Does checking HVAC financing rates hurt my credit score?

Checking rates usually involves a soft credit inquiry, which does not affect your credit score. You’ll have to submit to a hard credit inquiry once you decide to formally apply.

How much of the HVAC cost should I finance if I have some savings?

Keep enough cash on hand to cover an emergency expense. Draining your savings to avoid paying interest leaves you exposed when the next unforeseen expense arises.

Can I still claim a federal tax credit on a new HVAC system in 2026?

No. The Federal Energy Efficient Home Improvement Credit (Section 25C) ended for equipment placed in service after December 31, 2025.

Upstart Network, Inc. (NMLS #936133) is not a lender. All loans on its marketplace are made by regulated financial institutions.

All mortgage lending conducted by Upstart Mortgage, LLC dba Upstart Home Lending. (NMLS #2443873). Equal Housing Opportunity.

Checking your rate won’t affect your credit score: When you check your rate, we check your credit report. This initial (soft) inquiry will not affect your credit score. If you accept your rate and proceed with your application, we do another (hard) credit inquiry that will impact your credit score. If you take out a loan, repayment information may be reported to the credit bureaus.
Upstart’s model considers education: Neither Upstart nor its lending partners have a minimum educational attainment requirement in order to be eligible for a loan.
41% more approvals and 33% lower rates than a traditional model: As of publication in April 2026, and based on a comparison between the Upstart model and a hypothetical traditional model using Upstart data from Jan – Dec 2025. For more information on the methodology behind this study, please see Upstart’s Annual Access to Credit results here.
Unsecured Loans: While most loans through Upstart are unsecured, certain lenders may place a lien on other accounts you hold with the same institution. There may be an option to secure your personal loan through Upstart with your vehicle, which will require a lien to be placed on the vehicle. It is important to review your promissory note for these details before accepting your loan.
Loan amounts from $1,000 – $75,000: Your loan amount will be determined based on your credit, income, and certain other information provided in your loan application. Not all applicants will qualify for the full amount. Minimum loan amounts vary by state: GA ($3,100), HI ($1,500), MA ($7,000). Maximum loan amounts may vary by state.
Closing and funding timeline: In Q2 2026, 15% of funded HELOCs achieved a closing timeline of 2 days or less and a funding timeline of 7 days or less. This timeline assumes consumers close with our remote online notary, provide supporting documentation promptly, and ensure the information provided is accurate and consistent with our verification process. Delays, discrepancies, and other unforeseen factors may impact the closing timeline. MBA’s 2025 Home Lending Study reports an average industry closing time of 37 days.
APRs from 6.3% – 35.99%, with 3 or 5 year terms: The full range of available rates varies by state. The lowest rates are only available to the most qualified applicants. A representative example of payment terms for an unsecured Personal Loan is as follows: a borrower receives a loan of $10,000 for a term of 60 months, with an interest rate of 19.08% and a 8.15% origination fee of $815, for an APR of 23.37%. In this example, the borrower will receive $9185 and will make 60 monthly payments of $261. APR is calculated based on 5-year rates offered in June 2026. There is no downpayment and no prepayment penalty. Your APR will be determined based on your credit, income, and certain other information provided in your loan application. Not all applicants will be approved.
Instant deposits: To receive instant funding, your bank account must support instant transfers. If your account does not support instant transfers, funds will be available to you depending on your bank’s transaction processing time and policies.
Always On Commitment: We are committed to maintaining your credit limit as long as you continue to meet program eligibility and account requirements. To ensure the safety and security of all our members, we reserve the right to adjust or close lines in specific circumstances, including account default or late payments, suspected fraud, violation of our terms of service (including abusive behavior), or when necessitated by legal or regulatory requirements.
Cash Line draws: You may request a draw at any time. Only one draw may be outstanding at a time; after it is fully repaid, you may request another.
HELOC APRs as low as 6.52%: Terms shown here are subject to change without notice. APRs for initial advances range from 6.52% to 18.00% based on rates offered as of June 2026. The lowest rate is only available to consumers willing to become a member of a credit union and to those who meet a minimum FICO score of 780, CLTV under 70%, and DTI under 45%. Your actual rate will depend on many factors such as your credit history, combined loan-to-value ratio (CLTV), line amount, loan term, lien position, and property state. Origination fee to open an account is between 0% and 4.99% of the approved credit limit. The Annual Percentage Rate (“APR”) is variable and based on the Prime Rate as published in the Wall Street Journal “Money Rates” table plus or minus a margin. Your APR will never be less than 3.99% or greater than 18.00%. Property insurance is required.
No annual fee, prepayment penalty, or fees to redraw: Terms shown here are subject to change without notice. Origination fee to open an account is between 0% and 4.99% of the approved credit limit. The Annual Percentage Rate (“APR”) is variable and based on the Prime Rate as published in the Wall Street Journal “Money Rates” table plus or minus a margin. Your APR will never be less than 3.99% or greater than 18.00%. Property insurance is required.
3,000+ Variables: As of 6/30/2026. “Variables,” often also referred to as “features,” refers to raw variables and combined variables considered in our AI models. A “raw” variable is a non-combined, conceptually distinct unit of data, such as “applicant-reported savings.” A “combined” variable is data that has been transformed, combined, or otherwise engineered from a raw variable or set of raw variables, such as “applicant-reported savings” divided by “loan amount.”
Fully automated loans: In Q2 2026. Percentage of Loans Fully Automated, which is defined as the total number of loans in a given period originated end-to-end (from initial rate request to final funding for personal loans and small dollar loans, and from initial rate request to signing of the loan agreement for auto loans) with no human involvement required by the Company divided by the Transaction Volume, Number of Loans in the same period.
One business day: If you accept your loan by 5pm ET (not including weekends or holidays), your funds will be sent on the next business day. When the funds will be available to you will depend on your bank’s transaction processing time and policies.
Best rates guarantee, $200 gift card offer terms: If you are approved by Upstart Mortgage but receive a lower rate somewhere else, we will give you $200. Discounted, introductory, temporary, or promotional rates are not eligible. Rates claims are based on median rates within substantially all FICO/CLTV bands across multiple November 2024-March 2026 HELOC securitizations. See full Terms and Conditions.

HVAC Financing: 6 Best Ways to Pay for a New System in 2026