LONGi Solar Panel Prices in Western Australia
A 6.6kW LONGi solar system is $6,600-$9,900 installed in Western Australia before rebates. After Western Australia rebates and federal STCs, most households pay around $3,400-$6,700 out of pocket. LONGi is the world's largest monocrystalline silicon producer and a top-3 panel manufacturer. Their Hi-MO series panels use proprietary HPBC cell technology for industry-leading efficiency. Known for investing heavily in R&D and manufacturing quality control. A strong mid-to-premium option.
LONGi 6.6kW price in Western Australia (2026)
Based on a 6.6kW system at $1,000-$1,500 per kW. Out-of-pocket assumes federal STCs plus Western Australia's available solar rebate, applied by your installer at point of sale. Estimated output for a 6.6kW LONGi system in Western Australia: ~9,829 kWh/yr, saving ~$1,038-$1,374/yr.
LONGi solar rebates in Western Australia
Small-scale Technology Certificates (STCs)
Point-of-sale discount on your LONGi system. Value scales with system size, climate zone and the STC spot price.
Western Australia does not currently run a direct solar panel rebate. Federal STCs above still apply, and a LONGi system pays back through lower power bills (~$1,038-$1,374/yr in Western Australia).
LONGi panels available in Western Australia
LONGi Hi-MO 6 445W
LONGi Hi-MO 7 590W
Solar prices across Western Australia
Local solar pricing and free quotes in major Western Australia areas.
LONGi solar in Western Australia: FAQ
How much does a LONGi solar system cost in Western Australia?
A 6.6kW LONGi solar system costs $6,600-$9,900 fully installed in Western Australia before rebates ($1,000-$1,500 per kW). After rebates and STCs, most Western Australia households pay around $3,400-$6,700 out of pocket.
What solar rebates can I claim in Western Australia?
Western Australia no longer runs a direct solar panel rebate, so the saving comes from federal STCs worth about $3,200 on a 6.6kW system, applied by your installer at point of sale. A LONGi system generates roughly 9,829 kWh a year at Western Australia sun hours, saving about $1,038-$1,374 a year on power.
Is LONGi a good solar brand?
LONGi is the world's largest monocrystalline silicon producer and a top-3 panel manufacturer. Their Hi-MO series panels use proprietary HPBC cell technology for industry-leading efficiency. Known for investing heavily in R&D and manufacturing quality control. A strong mid-to-premium option. LONGi is best suited to homeowners wanting top-tier technology at a mid-range price point. It sits at the mid-range end of the Australian market and carries a 15-year product and 25-year performance warranty.
Where can I get LONGi solar installed in Western Australia?
PumpSwap matches you with local Western Australia installers who quote on LONGi panels. Submit one request and compare up to three quotes from installers covering your suburb, with STCs and rebates already factored in.
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