Oʻahu and Hawaiʻi Island and Maui County customers, Hawaii · Instant discount
Hawaii Energy Window Air Conditioner Rebate
Run by Hawaii Energy
$25 off a qualifying ENERGY STAR window air conditioner at Home Depot or Lowe's, or $45 off a dual-inverter model (instant at Home Depot, mail-in at Affordable Home AC).
Amounts
How much you get
$25 instant rebate on qualifying standard ENERGY STAR models at Home Depot and Lowe's; $45 on dual-inverter models, instant at Home Depot or as a mail-in rebate at Affordable Home AC. The amount depends on which of these fits your install.
| What you install | You get |
|---|---|
| Standard ENERGY STAR model | $25 |
| Dual-inverter model | $45 |
Eligibility
Do I qualify?
You need to meet all 2 of these.
Residential electric customers of Hawaiian Electric on Oʻahu, Hawaiʻi Island, Maui, Molokaʻi and Lānaʻi. Kauaʻi (KIUC) customers aren't eligible.
Buy from a participating retailer: Home Depot or Lowe's (standard models), Home Depot or Affordable Home AC (dual-inverter models).
What to doBuy the air conditioner at a participating retailer.
Equipment
What equipment counts
The program sets these minimums.
ENERGY STAR certified.
Must be 14 CEER.
Applying
How to apply
Follow these steps.
- Visit a participating retailer.
- Buy an eligible ENERGY STAR model rated 14 CEER.
- Get the rebate.
At Home Depot and Lowe's it's included in the price, no forms. At Affordable Home AC the $45 dual-inverter rebate is a mail-in rebate.
Forms and instructions, including for applying by mailHawaii Energy - Residential Rebates
Questions about applying877-231-8222 or hawaiienergy@honeywell.com
Stacking
Use it with
Your address
Next steps
Check that it covers your address. Then, if you want, ask for a contractor quote.
Is it available at your address?
Before anything else
Your quote request is in If a contractor we work with serves your ZIP, they can contact you. We take one request per person; contact us to change it.
Get an email if this program changes
We'll write if its amount, status or deadline changes. Nothing else.
FAQ
Questions
How much does Hawaii Energy Window Air Conditioner Rebate pay?
$25 to $45, depending on what you install. The table under How much you get lists each amount.
Do I need to be a Oʻahu, Hawaiʻi Island or Maui County customer?
Yes. It’s only for homes in Oʻahu and Hawaiʻi Island and Maui County customers, Hawaii. See Do I qualify for the details.
Is it still available?
Yes. It was open when we last checked, on October 27, 2026.
Plain words
Words used on this page
References
Sources
This page is built from these official pages, run by the program itself.
When one of these pages changes, we re-check this page against it.
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Checked Oct 27, 2026
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Checked Oct 27, 2026