Path-Q Solar

Should I upgrade inefficient appliances before getting a solar quote?

Answer

Usually, identify planned appliance upgrades before finalizing the solar design, but do not necessarily delay every solar quote. Obtain a baseline quote and a quote reflecting committed or likely upgrades so the system is sized for the demand you actually expect.

Key points

  • Appliance changes can reduce annual electricity use and alter the timing of demand.
  • Heating, cooling, water heating, and EV changes generally matter more than small plug-load improvements.
  • A preliminary quote can help compare whether efficiency or additional solar addresses the larger opportunity.

What it depends on

  • Which appliances will be replaced and when
  • Energy use of current and replacement equipment
  • Future electrification plans
  • Solar design flexibility and expansion capacity
  • Cost and urgency of the appliance upgrades

Risks and trade-offs

  • Waiting for every upgrade can delay a project without improving the decision materially.
  • Sizing before major upgrades may result in excess capacity.
  • Replacing appliances only to reduce solar size may cost more than the energy savings justify.

Information you may need

  • List of planned appliance and HVAC changes
  • Current and replacement energy specifications
  • Expected installation timing
  • Recent electricity bills
  • Solar designs with current and post-upgrade loads

Your next step

What to do next

List committed and possible upgrades, then request two solar scenarios—before and after those changes—while checking whether later expansion is practical.

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