Built for Australian roofs
Engineered for high heat, UV, and the load conditions Victorian rooftops actually see across the year.
Premium Solar Panels
Longi solar panels
High-output panels engineered for real Australian conditions and built to last.
- 25 yrProduct warranty
- 30 yrPerformance warranty
- N-TypeCell technology
25 yrProduct warranty
30 yrPerformance warranty
N-TypeCell technology
LocalWarranty support
Why Longi
What makes it worth specifying.
Where Longi fits best, how it is sized and installed, and why Lightning Energy stands behind it as part of a complete energy system.
More power per panel
Higher output per square metre means a tighter, cleaner array and more generation from the same roof space.
Backed for the long run
Strong product and performance warranties, supported by a manufacturer with a real local presence.
Specifications
The numbers that matter.
Indicative specifications for Longi. Final figures depend on the exact model and configuration in your system design.
| Cell type | TaiRay Wafer + BC-Cell | Product warranty | 25 years |
|---|---|---|---|
| Performance warranty | 30 years | Model | Explorer/Scientist |
| Output | 475-505W | Module Efficiency | 24% |
| Aesthetics | Black Frame |
Will it last
Performance you can hold them to.
Longi is warranted to keep producing for decades, not just to switch on. Here is the guaranteed output over the life of the panel, and what each warranty actually covers.
25 yearsProduct warranty
Covers the panel itself — materials and workmanship — for the full term.
30 yearsPerformance warranty
Guarantees the panel still produces at least 87.4% of its rated output.
LocalWho you call
Lightning Energy handles the claim and the manufacturer has Australian support — no offshore runaround.
On real roofs
Longi, installed by Lightning.
Not stock imagery — real Longi systems we have designed and installed across Victoria.
What it means for you
Real output, real savings.
Indicative figures for a typical Victorian home using Longi. Your exact numbers depend on roof, usage, and tariff.
15panels
~8.9 MWhper year
~$2,500saved / year
23panels
~13.5 MWhper year
~$3,800saved / year
Designed to work with
Honest comparison
How Longi stacks up.
We fit every option below, so we have no reason to oversell one. Here is how Longi compares against the rest of our range.
| Panel | Technology | Support | Warranty | Best for |
|---|---|---|---|---|
| Trina | N-Type | Local | 25 yr | Best all-round value |
| Jinko | N-Type | Local | 25 yr | Established local support |
| REA | N-Type | Local | 25 yr | Balanced performance |
| Aiko | ABC N-Type | Local | 30 yr | Max efficiency, small roofs |
| Longi | Monocrystalline | Local | 15 yr | Budget-conscious builds |
Choose Longi if
- Longi suits your roof size, orientation, and long-term budget.
- You want proven hardware with strong local support.
- You are building a system to grow into battery and EV later.
Consider another option if
- Your roof is very small and you need the absolute highest efficiency.
- You are matching an existing array and need a specific frame or size.
- Your priority is the lowest possible upfront price over long-term value.
How we install it
Specified inside a complete system.
Longi is never sold as a box on its own. It is designed, installed, and handed over as part of your whole energy plan.
Assess
We confirm Longi suits your roof, usage, and goals before anything is quoted.
Design
Panel layout, inverter pairing, and sizing planned around production and your upgrade pathway.
Install & hand over
Clean workmanship, monitoring set up, warranties registered, and a clear handover.
Available times
Talk to us about Longi.
Pick a time that works. We'll confirm whether Longi is the right fit, size it to your home, and walk through rebates and the install.
