WHP Solar

01/07/2026

Ever wondered if solar was worth the investment?

We have created a calculator that shows the difference between having money sitting in a savings account vs investing in solar.

It’s interactive so you can play with the numbers and see how much of return is possible.

Check it out and let us know how much you could be making.

Built on real Waikato generation data from NIWA. Pick your system size and see your projected return versus a savings account — out to 20 years.

28/03/2026

Thinking about installing solar at home? ☀️

Here’s a simple breakdown:

🔋 Why go solar?
• Lower power bills
• Protection from rising electricity prices
• Increased home value
• Reduced carbon footprint

⚡ Solar WITHOUT a battery
✔ Lower upfront cost
✔ Faster payback
✖ Still rely on the grid at night
✖ No backup during outages

🔌 Solar WITH a battery
✔ Store power for night use
✔ Backup during outages
✔ More energy independence
✖ Higher upfront cost
✖ Longer payback

Most homeowners start with panels first, then add a battery later if needed.
Solar is usually worth it. Batteries depend on your lifestyle and priorities.