https://insideevs.com/features/711659/ev-charger-efficiency-losses/ https://insideevs.com/features/711659/ev-charger-efficiency-... Suggests up to 25% loss if

https://insideevs.com/features/711659/ev-charger-efficiency-losses/ https://insideevs.com/features/711659/ev-charger-efficiency-... Suggests up to 25% loss if your just plugging into an outlet, but a wallbox improves that considerably.