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Solar panels for Christchurch homes: TOPA’s three packages compared

Guide · TOPA Electrical, Christchurch · 13 October 2026

In short: TOPA Electrical offers three solar packages for Christchurch homes, from a 4.75 kW Solar Starter at $7,999 + GST to a 6.65 kW system with a Tesla Powerwall 3 at $24,999 + GST. All are installed by a Tesla Energy Certified Installer and SEANZ member; prices exclude scaffolding and cover standard rooftop installation.

Tesla Energy Certified Installer

What do the three solar packages include?

Package Panels Inverter and battery Price
Solar Starter 10 bifacial panels, 4.75 kW 5 kW in-grid inverter $7,999 + GST
Smart Saver 14 bifacial panels, 6.65 kW 6 kW hybrid inverter, 5 kWh battery $15,999 + GST
Energy Independence 14 bifacial panels, 6.65 kW Tesla Powerwall 3 and Gateway, 13.5 kWh $24,999 + GST

Prices exclude scaffolding and are for standard rooftop installation.

Which package suits my home?

  • Solar Starter suits smaller homes and first-time solar users who want to start saving on power at a low upfront cost.
  • Smart Saver suits families who want to generate and store their own power for day-and-night savings.
  • Energy Independence suits homeowners who want top-tier performance and backup power during outages, and a system ready for EV and smart home integration.

Can I finance solar?

Yes. Low-interest “green loans” of 0–1% are available through major New Zealand banks, including Westpac, BNZ, ANZ and ASB, subject to eligibility and lending criteria.

Who installs the system?

TOPA Electrical’s own qualified electricians. The company is a Tesla Energy Certified Installer and a SEANZ (Sustainable Energy Association of New Zealand) member, and installs solar on new builds and existing homes, with battery storage and ongoing maintenance and support.

Related

Talk to TOPA Electrical. Unit 1-10 Musgrove Close, Wigram, Christchurch · 03 348 3366 · Monday to Friday, 8:30am to 4:30pm · Book an electrician

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