NEC 220.82 · Zone 3A

Heat Pump Panel Check — North Carolina

Is your North Carolina home ready for a heat pump? Check your electrical panel capacity in 3 minutes — free. Same NEC 220.82 Optional Method your electrician uses.

Up to $8,750 in rebates available in North Carolina

Serving Charlotte, Raleigh, Greensboro, Durham and all of North Carolina

Available rebates in North Carolina

ESTIMATE ONLY — amounts and eligibility change. Verify with program administrators before purchasing.

Federal — Expired

IRA 25C Tax Credit

$0

IRA Section 25C expired December 31, 2025. Not available for heat pump systems installed in 2026.

Installed before Dec 31, 2025? Claim on your 2025 tax return (IRS Form 5695).

HEEHRA

Open

North Carolina Program

$8,000
Low income (<80% AMI)$8,000
Moderate (80–150% AMI)$4,000

HEEHRA program is active and accepting applications as of March 2026. North Carolina homeowners with income ≤ 150% AMI are eligible for rebates up to $8,000 for heat pumps. Administered through the NC DEQ Energy Policy Division. Contact them directly for current availability.

State / Utility

North Carolina Programs

Duke Energy Carolinas & Progress — Home Energy Improvement

$750
Details →

Dominion Energy NC — EarthCents Program

$700
Details →

Estimated maximum combined rebates in North Carolina

HEEHRA $8,000+ state programs $750 (IRA 25C expired Dec 31, 2025)

Low income (<80% AMI)

up to $8,750

Moderate income: up to $4,750

ESTIMATE ONLY. Amounts vary by income, equipment specifications, and program availability. Not all programs are stackable. Verify eligibility before purchasing equipment.

IECC 2021Zone 3A — Warm-Humid

North Carolina climate and heat pump sizing

North Carolina is classified as IECC 2021 Zone 3A — Warm-Humid. Typical winter design temperatures are 15°F to 28°F.

Standard ASHP works well. Cold-climate models add efficiency buffer for the 10–15% of heating hours below 20°F.

Balanced heating and cooling loads. Panel check verifies capacity for both summer peak and winter operation.

North Carolina at a glance

IECC Zone3A
Design temp range15°F to 28°F
Cold-climate HP neededNo
Electrical codeNEC 220.82
Check my North Carolina panel →

How the North Carolina panel check works

Three inputs, one clear answer. No electrician visit required for a preliminary NEC 220.82 assessment.

01

Enter your ZIP + panel details

Your ZIP code in North Carolina pre-loads your IECC zone and available rebates. Add your panel size, square footage, and existing loads.

02

NEC 220.82 calculation runs

The Optional Method — first 10 kVA at 100%, remainder at 40%, plus the largest of AC / heat pump / existing heat. Same standard your electrician uses.

03

PASS, WARN, or FAIL — plus rebates

Get exact amperage figures, upgrade recommendation if needed, and a full breakdown of North Carolina rebates you qualify for. Download the PDF to share with your contractor.

Frequently asked questions — North Carolina

How much does a heat pump cost in North Carolina?

In North Carolina, a whole-home air-source heat pump typically costs $5,000–$14,000 installed, depending on home size, system type, and contractor. Cold-climate models for zones like Zone 3A cost more but deliver lower operating costs. Combined rebates of up to $8,750 (HEEHRA + state programs) can offset a significant portion of installed cost.

Is HEEHRA available in North Carolina?

Yes — North Carolina has launched its HEEHRA program. Income-qualified households (under 80% AMI) can receive up to $8,000 for a qualifying heat pump. Moderate-income households (80–150% AMI) may receive up to $4,000. HEEHRA program is active and accepting applications as of March 2026. North Carolina homeowners with income ≤ 150% AMI are eligible for rebates up to $8,000 for heat pumps. Administered through the NC DEQ Energy Policy Division. Contact them directly for current availability.

What size heat pump do I need in North Carolina?

North Carolina falls in IECC 2021 Zone 3A — Warm-Humid. Typical winter design temperatures are 15°F to 28°F. Standard ASHP works well. Cold-climate models add efficiency buffer for the 10–15% of heating hours below 20°F. Sizing requires a Manual J load calculation — but as a rough rule, allow 20–30 BTU/h per square foot for older homes in North Carolina.

Do I need a panel upgrade for a heat pump in North Carolina?

Not necessarily. Most 200A panels in North Carolina have headroom for a heat pump under the NEC 220.82 Optional Method — which accounts for diversity of loads rather than peak simultaneous demand. A 100A panel is more likely to require an upgrade, especially if you also have an EV charger or electric range. Our free audit calculates your exact available capacity in 3 minutes using the same method your electrician would use.

Check your North Carolina panel capacity now

Free NEC 220.82 load calculation. Takes 3 minutes. Find out if your North Carolina home is ready for a heat pump — before you spend $5,000 on an unnecessary panel upgrade.

Up to $8,750 in rebates available to qualifying North Carolina homeowners.

ESTIMATE ONLY — NEC 220.82 Optional Method. Verify all results with a licensed electrician before any panel modifications.