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  1. F

    Bjorn Nyland: New Model 3 Battery Pack Has Temperature Issues in Cold

    Bjorn Nyland just put out a video about some issues with the new Panasonic 82Kwh battery pack in some "2021" Model 3s which I think is pretty interesting. It appears that the Panasonic pack is much more sensitive to cold temperatures than the older LG pack and the car's software doesn't account...
  2. TMC Staff

    Tesla To Get Faster-Charging Energy-Dense Battery Cells From Panasonic

    Panasonic has already started converting production lines at Tesla’s Gigafactory 1 to produce the new, improved cells. According to information from a recent lecture for the Stanford StorageX International Symposium, Panasonic‘s new battery cells not only offer greater energy density, but also...
  3. TMC Staff

    Blog Panasonic Invests $100M to Boost Tesla Gigafactory Production

    Tesla’s battery production efforts have received a $100 million investment from Panasonic, according to a report from Nikkei, a a news outlet based in Japan. Proceeds will be used to expand Tesla’s Gigafactory located in Sparks, Nevada. The report said Panasonic will add another line...
  4. TMC Staff

    Blog Panasonic Plans to Bump Battery Density by 20% in 5 Years

    Panasonic’s new “2170” lithium-ion battery cells will improve energy density by 20% over the next five years, the company said Thursday.  The “2170” lithium-ion cells were first used in Tesla’s Model 3 in 2017. The battery already has the highest density, but the latest development should...
  5. TMC Staff

    Tesla And Panasonic Enter 3-Year Battery Pricing Agreement

    The deal concerns lithium-ion batteries manufactured at the Tesla Gigafactory in Nevada (the cylindrical 2170-type). On June 16, 2020, Tesla announced a new three-year pricing deal (from June 10, 2020) with its long-term (but not exclusive) battery partner – Panasonic. The 2020 Pricing Agreement...
  6. TMC Staff

    Report: Tesla Operating Secret Battery Research Lab

    Tesla is operating a secret research and development facility where it aims to build its own battery cells, according to a report from CNBC. The electric vehicle maker currently relies on Panasonic to produce cells, but Tesla likely hopes to lower the development cost and increase the...
  7. D

    Tesla - Panasonic

    Are you a Tesla shareholder? If so, I would appreciate your participation in the following poll regarding Tesla - Panasonic, in light of recent headlines. Disruption Research on Twitter
  8. slyastro

    Battery 101: 40 000 cycles with Panasonic 18650 cells?

    Electrical Engineer, Frank Boucher, just wrote an interesting and easy to understand technical article about Panasonic NCR18650B Cells. He also explains why a EV battery pack will be good for much more than 500 cycles, but up to 40 000 cycles (by keeping the pack between 30% and 70% SOC). That...
  9. dauger

    One Gigafactory is too risky: Build two!

    You might remember from the movie Contact when John Hurt, as billionaire businessman S.R. Hadden refers to the immense machine(s) in the movie, says: "Why build one when you can have two at twice the price?" Well it looks like Elon has the cojones to do it for real...
  10. delanman

    Another High-Energy Silicon Battery Technology - From Start-Up Amprius

    After a similar article in 2010 about Tesla using Panasonic's newest battery technology that still has not been fielded, MIT Technology Review published an article Jan. 10 about a new battery technology from a start-up called Amprius. Startup Gets $30 Million to Bring High-Energy Silicon...