According to foreign media reports,Tesla has released a giant version of its latest home solar system, the 15.4kw solar system, which is believed to be suitable for more than 4000 square feet of homes.Tesla has been trying to improve its solar business in the past few months. Recently, Tesla launched a new solar leasing service, which allows homeowners to access solar panel systems for only $50 a month.

In addition, the company has launched a new online ordering platform for commercial solar energy.

The company has been simplifying pricing, increasing transparency and promoting its energy products more aggressively.

Now Tesla has updated its home solar products with a new giant solar roof option of 15.2kw:

The company calls it X-LARGE, and says it works for more than 4000 square feet of homes:

X-Large

15.2 kW - more than 4000 square foot homes

58-77kwh per day on average

Best for home use with an average electricity charge of $340 - $460 / month

The following are the installation renderings of different models:

Unlike Tesla's "solar roof," these systems use more traditional solar panels than solar tiles.

In California, Tesla's new largest solar system costs $39093, but it only costs $27365, or $1.80 per watt, to get the deal.

In addition, Tesla has launched a new no contract "solar subscription service" project, which only costs 195 dollars a month.