What is the 80% rule for EV?
When it’s time to charge, it’s often smarter to stop at 80% and then get back on the road, instead of waiting for the battery to completely fill up. Doing so maximizes your use of time. For example, if your EV has 300 miles of range when fully juiced up, that means it can go about 240 miles with an 80% state of charge. Key Takeaways. Most new Level 2 EV chargers run at 40 or 48 amps. This is fast enough to fully charge almost any EV within 5-10 hours. Slower chargers can make sense.Grizzl-E Ultimate EVSE is the most powerful AC Level 2 EVSE for home use. With a maximum current of 80A 19. W, your vehicle is charged up to 2x as fast as a standard Level 2 EVSE and up to 14x faster than a Level 1. Available with J1772 or NACS output cable.