NGK INSULATORS (hereinafter “NGK”) has raised the maximum operating temperature of its coin-type “EnerCera Coin” (part of the “EnerCera” series) battery up to 105°C. Sample shipments are currently underway, with mass production scheduled to begin in September 2020. In December 2019, NGK developed the world’s first lithium-ion rechargeable battery which has achieved an operating temperature […]