Equipment guide
Solar brands compared
The panels, inverters and batteries commonly fitted by NZ installers — with warranties and efficiency at a glance.
Solar panels
LONGi Solar
21-22%World's largest solar manufacturer, excellent efficiency, strong warranty support in NZ.
25-year warranty · China
Trina Solar
20-21%Tier 1 manufacturer, great value for money, widely available in NZ.
25-year warranty · China
JinkoSolar
20.5-21.5%One of world's top manufacturers, excellent performance in varied conditions.
25-year warranty · China
Canadian Solar
19.5-21%Established brand, strong quality control, good low-light performance.
25-year warranty · Canada/China
REC Solar
21-22%Premium panels, excellent in low light, strong European engineering.
25-year warranty · Norway/Singapore
Inverters
Fronius
97-98%Premium European quality, excellent monitoring, long lifespan, great NZ support.
10-year warranty · Austria
Sungrow
97-98.5%World's most installed brand, hybrid battery capability, competitive pricing.
10-year warranty · China
SolarEdge
97-99%Optimizers for panel-level monitoring, excellent shading performance.
12-year warranty · Israel
GoodWe
97-98%Cost-effective, good hybrid options, expanding NZ presence.
10-year warranty · China
Growatt
97-98%Affordable hybrid inverters, simple setup, good for DIY monitoring.
10-year warranty · China
Batteries
BYD Battery-Box
Modular design, LFP chemistry (safer/longer life), scalable, excellent value.
10-year warranty · China
Tesla Powerwall
All-in-one design, sleek aesthetics, strong brand, integrated backup.
10-year warranty · USA
Enphase Energy
Modular microinverter system, excellent monitoring, long warranty.
15-year warranty · USA
Alpha ESS
Good value, hybrid compatibility, expanding NZ support network.
10-year warranty · China
Pylontech
Modular LFP batteries, compatible with many inverters, cost-effective.
10-year warranty · China
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