From the category archives:

WA

Sizing residential solar & battery systems: A quick guide

April 26, 2017
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What size solar panel array do you need for your home? And if you’re considering battery storage, what size battery bank would be most appropriate? This article includes tables that provide an at-a-glance guide, as well as links to more comprehensive calculators. Solar system sizing table (no batteries) If you’re considering solar panels for your […]

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Find the best solar power deals in Perth, WA

April 19, 2017
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Perth, WA is one of the best places in the country to install a solar power system. Like most of Australia, in Perth retail electricity rates are rising, and solar installation prices have fallen significantly over the past few years, thanks in part to the financial subsidies available through the federal government. How much does a […]

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What are the best cities for home solar battery storage?

April 18, 2017
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Having just published an article on the state of Australia’s battery storage market at the beginning of 2017, we decided we would endeavour to shed a bit more light on payback period differences between each capital city. Which cities have the best conditions for home solar battery storage? We’ve ranked them below (with an explanation of […]

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Commercial Solar PV Price Index for April 2017

April 11, 2017
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Average commercial solar system prices increased slightly between March and April, according to data from the Solar Choice installer network. The rise – up to $1.23/W from $1.21/W – follows several months of steady decreases. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target […]

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Residential Solar PV Price Index – April 2017

April 10, 2017
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Average residential solar system prices for April 2017 have crept to a fresh low of $1.57 per watt ($1.57/W) – slightly lower than March‘s average of $1.58/W but in keeping with the (very) gradual decline that we’ve been witnessing since the beginning of 2017. Average prices for 3kW, 4kW and 5kW solar systems also hit […]

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How much can you really save with ‘selective export’ of solar & battery energy?

April 7, 2017
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Now that solar feed-in tariff rates are so low across the country, there’s little reason for a solar system owner to send their energy back into the grid, as they will almost always save more money by ‘self-consuming‘ their solar energy. This is one of the reasons that the popularity of battery storage systems has grown so […]

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Commercial Solar PV Price Index for March 2017

March 31, 2017
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Average commercial solar system prices continue to decrease for the third month in a row, this month hitting a new all-time low of $1.21 per watt. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target as well as GST, but do not incorporate meter installation […]

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Residential Solar PV Price Index – March 2017

March 22, 2017
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Average residential solar PV system prices in Australia crept down to $1.58 per watt ($1.58/W) from $1.60 in February, according to data from Solar Choice’s installer network database. Although so slight as to be inconsequential, the drop represents a new low, with $1.59/W (in Sept 2016 and Dec 2015) being the next lowest since we […]

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Can you go solar with a south-facing roof in Australia?

March 21, 2017
South-facing roofs okay for solar?

Anyone who has looked into installing solar panels in Australia would have quickly learned that north is the best direction for solar panels. If north is not an option, northwest and northeast are generally the next best options, usually followed by due west and due east, depending on the circumstances. But what about south-facing roofs […]

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Is home solar battery storage worth it in 2017?

March 2, 2017
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Since 2015 Australians have been talking about home battery storage being on the cusp of financial viability. Are home batteries worth the investment in 2017? We’ve crunched the number for all of Australia’s capital cities to find out. Battery storage & payback periods in Australia Batteries are in high demand thanks to the promise of […]

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Why doesn’t my electricity retailer give me a 15c solar feed-in tariff?

February 20, 2017
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Having just updated our article detailing the solar feed-in tariffs on offer in each state and territory, we thought it would be a good time to discuss the realities of solar feed-in tariffs in 2017. We’ll look at two questions: Why don’t retailers offer higher rates? And: Does it matter if feed-in tariff rates are […]

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Is home solar power still worth it in Australia in 2017?

February 16, 2017
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Rooftop solar on its own is already affordable enough to be a smart choice for virtually any Australian home with an unshaded roof and some daytime electricity usage. This is true even in the absence of generous, state-backed solar feed-in tariffs and the (slight) reduction of the up-front incentive for solar available through the federal Renewable […]

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Which electricity retailer is giving the best solar feed-in tariff?

February 15, 2017
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Feed-in tariffs in Australia: How they’ve changed Solar feed-in tariffs are arrangements where a solar system owner is paid for the excess solar energy that they send back into the grid. At one point in time, feed-in tariffs were mandatory in every state in Australia, and the rates they offered were quite generous. Much has changed, however, […]

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Residential Solar PV Price Index – February 2017

February 14, 2017
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Despite the decrease in the incentive available under the federal Renewable Energy Target that came in effect from last month, average solar PV system prices have moved little, according to our data. Although this month did see a slight reduction in prices (down to $1.60 per watt from $1.62/W in February), this is mainly attributable to changes in […]

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5kW solar systems: Pricing, output, and returns

January 17, 2017
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The average solar system size in Australia has grown in recent years to about 5 kilowatts (kW). What are the price ranges, electricity yields (in kilowatt-hours, kWh) and financial returns that a household can expect from a 5kW solar PV system? This article was originally published in 2012 – we’ve recently updated it to reflect […]

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Commercial Solar PV Price Index for January 2017

January 12, 2017
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Average commercial solar system prices continue at about $1.25/W for the fourth month in a row, starting off the new year with no eventful news. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target as well as GST, but do not incorporate meter installation fees […]

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Residential Solar PV Price Index – January 2017

January 12, 2017
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Average solar system prices for the new year continue to hover around $1.62/W, as they have for the past six months or so. Smaller systems (1.5kW – 2kW) continue to be the dearest on a $/W basis, while larger systems (5kW – 10kW) offer the greatest value in terms of peak output capacity. By our […]

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Residential Solar PV Price Index – December 2016

December 15, 2016
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Average solar PV system prices for December sit at roughly $1.62 per watt ($1.62/W). Average system prices in Australia have hovered around this price point since about July of 2016, although there have been some changes on a city-by-city and size-by-size basis. Average solar PV system prices for December 2016 Prices in the table below include […]

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Commercial Solar PV Price Index for December 2016

December 15, 2016
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Average commercial solar system prices saw virtually no change betwen November and December, according to data from the Solar Choice database. Prices have hovered around the $1.25 mark since September. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target as well as GST, but do […]

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Commercial Solar PV Price Index: November 2016

November 16, 2016
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The average price of a commercial solar PV system dropped very slightly between October and November 2016 (from about $1.26 per watt to about $1.25/W) according to figures from the Solar Choice installer network database. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target […]

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Residential Solar PV Price Index – November 2016

November 15, 2016
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Average solar PV system prices for Australia’s capital cities changed little between October and November of 2016, according to data from Solar Choice’s installer network database. Currently, the average price for a solar PV system in Australia sits at about $1.63 per watt. Average solar PV system prices for November 2016 Prices in the table below […]

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Solar and battery energy storage in Perth, WA

November 11, 2016
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Approximately 25-30% of the homes in the Perth area have solar PV systems on their roofs according to the APVI – many of these households are interested in installing a battery storage system as well. This article takes a look at the basics of battery storage for residential solar systems in and around Perth, WA. […]

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Commercial Solar PV Price Index: October 2016

October 26, 2016
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Average commercial solar system prices for all sizes that we track (10kW, 30kW, 50kW and 100kW) held stable at the $1.28/W low seen in September, according to data from Solar Choice’s installer network. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target as well as […]

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Residential Solar PV Price Index – October 2016

October 12, 2016
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Average solar system prices for Australia’s capital cities rose slightly (to $1.63/W) between September and October. Price increases were seen primarily among smaller systems (1.5kW – 5kW) in a handful of cities, while 10kW system prices remained steady. Average solar PV system prices for October 2016 Prices in the table below include both the up-front incentive […]

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Commercial Solar PV Price Index: September 2016

September 27, 2016
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The average price of a commercial solar installation fell to an all-time low of $1.26 per watt ($/W) between August and September, according to data from Solar Choice’s installer network database. The drop was consistent across all solar system sizes, although there were slight fluctuations from city to city. Commercial solar system prices (10kW-100kW) All […]

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Residential Solar PV Price Index – September 2016

September 19, 2016
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Average residential solar system prices for September 2016 have matched the all-time low seen in December of last year, when prices dipped just below $1.60 per watt ($1.60/W). In other news, for the first time we have colour-coded our pricing tables to make it easier to tell at a glance which locations and system sizes […]

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Solar & batteries could be value-competitive with grid electricity in WA ‘within one year’

September 1, 2016
Solar battery cost competitive grid electricity

New research suggests that the cross-over point between the value of solar and storage and grid prices for Australian households may occur within one year. That is the conclusion of research from Curtin University’s Jemma Green and Peter Newman, which suggests that the A1 tariff – the standard tariff offered to households by state owned retailer Synergy […]

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Commercial Solar PV Price Index: August 2016

August 23, 2016
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The average price of a commercial solar systems fell marginally between July and August to $1.28/W, according to figures from Solar Choice’s installer network database. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target as well as GST, but do not incorporate meter installation fees […]

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WA government moves to make solar PPAs more accessible

August 23, 2016
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The Western Australian government has announced changes to state energy market regulations that will boost the uptake of rooftop solar and make the technology more accessible to a broader range of consumers. WA energy minister Mike Nahan said the changes would make it easier for solar power purchase agreement (PPA) providers to operate in the […]

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1.5kW solar PV systems: Pricing, outputs and payback

August 17, 2016
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1.5kW solar systems were once the most popular system size in Australia. As solar technology prices have come down in recent years, however, most homes are now tending to opt for larger systems – in the 2kW to 5kW range. This article takes a look at the case for installing a 1.5kW solar system in current […]

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Residential Solar PV Price Index – August 2016

August 8, 2016
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This month marks a full four years of our publishing of the Solar PV Price Index. When we first started keeping track of average system prices back in 2012, it cost roughly 70c more per watt to install a solar PV system in Australia than it does today. The going average rate for a solar […]

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