Heat Pump Panel Check — San Francisco, California

Most 200A panels in San Francisco have enough headroom for a heat pump under NEC 220.82 Optional Method load calculations — which account for load diversity rather than worst-case simultaneous demand. A 100A panel is more likely to require an upgrade, especially if you also plan to add an EV charger or electric range. Our free 3-minute audit runs the same NEC 220.82 Optional Method your electrician would use — no site visit required for a preliminary assessment.

San Francisco homeowners can access California state and utility rebates. HEEHRA funding in California is fully reserved as of February 2026. The top state/utility program is TECH Clean California (California Energy Commission / SoCalGas / Utilities), offering up to $3,000 for qualifying heat pumps. IRA 25C expired December 31, 2025 and is not available for 2026 installations.

In San Francisco, a whole-home air-source heat pump typically costs $5,500–$16,000 installed (2026 estimates). That range includes equipment and labor; ductwork modifications, electrical work, or panel upgrades add cost. IECC Zone 3B means a standard ASHP handles the heating season without cold-climate specifications. Combined California rebates can offset part of the total — verify program availability before purchasing.

No. The IRA Section 25C non-refundable tax credit expired December 31, 2025. It is not available for heat pump systems installed in 2026. If your system was installed before December 31, 2025, you can still claim it on your 2025 federal tax return (IRS Form 5695). For 2026, the remaining federal incentive is HEEHRA (where California has an active, funded program). Geothermal heat pumps may still qualify for Section 25D (30%, no cap, through 2032).

San Francisco falls in IECC 2021 Zone 3B — Warm-Dry. Both heating and cooling are significant. A standard ASHP handles the climate efficiently; cold-climate models add buffer below 20°F. For exact sizing, a Manual J load calculation is required — but as a rough starting point, allow 20–30 BTU/h per square foot for older San Francisco homes.