SUMMIT Energy Solutions

New Berlin city reference

Solar in New Berlin, checked against utility math.

A city-level guide for Waukesha County homeowners comparing quotes, system size, incentive timing, and We Energies billing assumptions.

Reference ZIP
53151
Utility
We Energies
Focus
Avoided-cost exports + rebate timing

Local numbers

The New Berlin baseline

A 7 kW south-facing system in New Berlin produces about 9,450 kWh/year per NREL PVWatts. Pre-incentive install cost runs $19,250 to $22,400, with cash payback around 10 to 13 years before financing markup.

9,450 kWh/year

Annual production

PVWatts v8, 7 kW south-facing.

~$16,850 to $20,000

Net cash cost

After incentives, before financing.

10 to 13 years

Cash payback

No dealer-fee markup.

17 to 22 years

Financed payback

With typical dealer fees.

Utility context

The bill rules are local.

Most of New Berlin is served by We Energies. Net metering, rate trajectory, and program timing differ by utility; the Wisconsin state hub covers the cross-utility picture.

We Energies Waukesha County Verified 2026-05-29