Solar articles

PERC, TOPCon, and HJT are the three solar cell technologies you'll see on Perth quotes. Here's how they compare on heat performance, degradation, efficiency, and value, and which one fits a Perth roof.

Perth has the highest rooftop solar penetration in the world. Some suburbs have so much solar that the local electricity network can't accept more exports. Here's what happens and what it means if you're in a constrained suburb.

Perth's solar resource is one of the best in the world, but there are small differences across the metro area: coast vs inland, north suburbs vs south, Hills vs plains. This guide compares what actual irradiance data shows for different Perth zones and what it means for system sizing.

Portable solar panels and lithium power stations can supplement a home solar setup, provide emergency backup, or power remote areas of your property. Here's what's realistic for Perth conditions.

Before signing a solar contract in Perth, there are specific questions that separate professional installers from those cutting corners. These 10 questions help you evaluate any installer's credentials, products, and practices before you commit.

REC Alpha panels use heterojunction cells, so they run cooler and hold a 92% output guarantee at year 25. Here's where they fit a Perth roof, and where a TOPCon panel like Trina gets you most of the way for less.

Redback Technologies is an Australian solar battery manufacturer with headquarters in Brisbane. Their Smart Hybrid System includes a built-in inverter, battery, and cellular connectivity. This guide covers the Redback range for Perth homes, pricing, and how it compares to Sungrow and BYD.

Risen Energy is a top-10 global solar panel manufacturer that shows up less often than Longi or Jinko on Perth roofs. Here's what Perth households should know before considering Risen panels.

Solar adds real value to Perth homes, but there are practical steps to handle at sale time. Here's what sellers must disclose, how to maximise value, and what buyers should check before settling.

Solar panels add value but also come with transfer obligations. Here's what Perth sellers and buyers need to know about warranties, DEBS, monitoring, and solar finance.

Sigenergy is a newer Chinese battery manufacturer offering the SigenStor modular LFP system. Here's what Perth households need to know about the brand, WA Battery Scheme eligibility, and how it compares to BYD and Sungrow SBR.

SMA is a German inverter manufacturer with a strong commercial track record and a smaller but loyal Perth residential base. Here's what Perth homeowners need to know about SMA Sunny Boy and SMA Tripower before buying.

Smart plugs, schedulers, and load-shifting apps can double your solar self-consumption without a battery. Here's how Perth households use smart home tech to get more out of their solar panels.

Retirement villages and aged care facilities in Perth have electricity profiles that make solar particularly effective. Here's how solar works in these settings and what residents and families should know.

Air conditioning is Perth's biggest residential electricity load. Sizing solar to offset AC use (and choosing the right AC strategy) changes the solar system calculation significantly.

Solar makes electricity cheap. But Perth households with gas may wonder whether to drop the gas connection entirely or keep it. The answer depends on your appliances, usage, and gas supply charge.

Perth's 8-month outdoor season makes pool heating attractive. Solar thermal (roof collectors), heat pump, and solar PV powering a heat pump each have different economics. Here's how they compare for Perth pools.

Perth solar systems run mostly unattended, but a once-a-year check of your monitoring data, a visual inspection, and a cleaning confirms everything is performing as expected and catches problems before they cost you money.

A solar system with no moving parts doesn't mean zero maintenance. An annual check of panels, inverter, and monitoring data catches issues before they quietly cost you money.

Many new Perth apartment buildings include solar as part of an embedded electricity network. This is different from rooftop solar on a house. Here's how embedded network solar works and what tenants and owners should know.

Many pre-1980s Perth homes in older suburbs have fibro cement or asbestos cement roofing. Solar installation on these roofs requires specialist handling, here's what to know.

Perth's dry summers and regional bushfire season deposit dust and ash on solar panels. Here's how much output you're actually losing, when cleaning makes economic sense, and what rainfall does for you.

A 10kWh battery doesn't run your whole house for 10 hours. How long your battery lasts during a power outage depends on which appliances you run and at what power. Here's how to calculate realistic backup duration for a Perth household.

A home battery can keep your internet running during a Perth grid outage, but only if your NBN connection type and equipment are compatible. Here's what works and what doesn't.