![]() It would pay for itself with $64,000 of energy produced over 30 years, according to Tesla’s website calculator, but that requires a bigger mortgage and some long-term planning. Replacing the roof of a 2,000sq ft home in New York state with 40 per cent coverage of active solar tiles and battery back-up for night-time use would cost about $50,000 after federal tax credits. The solar roof still comes with a considerable upfront price tag. Tesla’s solar shingles may open doors to wealthy American suburbs, where aesthetics matter and visible solar panels are sometimes prohibited. Inactive tiles will cost $11 per square foot, and Tesla says to expect an overall average of roughly $22 per square foot. Tesla’s all-in cost for active solar tiles is about $42 (€39) per square foot, “significantly below” Bloomberg’s prior estimate of $68 per square foot, Bromley said. “The pricing is better than I expected, better than everyone expected,” said Hugh Bromley, a solar analyst at Bloomberg New Energy Finance, who had been sceptical about the potential market impact of the new product. When taking into account the energy savings and lifetime cost of ownership (Tesla guarantees it will outlast your home) it’s an affordable option in many areas of the country. The pricing unveiled was less than many analysts were expecting, including at Bloomberg New Energy Finance and Consumer Reports. The cost of Tesla’s solar roof is critical for determining whether it will be a niche product for the wealthy or the key to unlocking a residential solar market that has been slowing in the US. The first installations will begin in the US in June, although orders are being accepted from countries around the world for 2018. From most viewing angles, the slick shingles look like standard roof materials, but they allow light to pass through from above on to a solar cell embedded beneath the tempered surface. Tesla opened up its online store and began taking $1,000 (€919) deposits for two of four options unveiled in October: a smooth black glass, and textured-glass roof tiles. ![]() You can scale that to all the world’s demand.” ![]() “Solar power going to a stationary battery pack, so you have power at night, and then charging an electric vehicle. “These are really the three legs of the stool for a sustainable energy future,” Musk said. The pricing is competitive, and it marks the final piece in Elon Musk’s vision for a grand unification of his clean-energy ambitions combining solar power, home batteries, and electric cars. Tesla has begun taking orders for its transformative new solar roof.
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