The short answer
Level 1 plugs into a regular wall outlet. Level 2 needs a 240-volt circuit (like your dryer). Level 1 is slow. Level 2 is fast. That is the core difference.
| Level 1 | Level 2 | |
|---|---|---|
| Voltage | 120V (standard outlet) | 240V (dedicated circuit) |
| Range added per hour | 4-5 miles | 25-30 miles |
| Full charge time (60 kWh battery) | 40-50 hours | 8-10 hours |
| Installation cost | $0 (uses existing outlet) | $1,200 - $3,500 |
| Best for | Plug-in hybrids, short commutes | Full EVs, daily drivers |
When Level 1 is enough
Level 1 works if you meet all of these conditions:
- You drive less than 40 miles per day
- You can plug in for 10+ hours overnight
- You have a plug-in hybrid (small battery, under 15 kWh)
- You have a backup charging option (workplace charger, nearby public station)
When you need Level 2
Level 2 is worth the investment if any of these apply:
- You drive a full battery EV (Tesla, Ford Lightning, Chevy Bolt, etc.)
- You drive more than 40 miles per day
- You sometimes forget to plug in and need a fast recovery
- You have multiple EVs or plan to get a second one
- You want to charge during off-peak electric rates (cheaper per kWh)
What about Level 3 (DC fast charging)?
Level 3 chargers (also called DC fast chargers or Superchargers) add 150 to 250 miles of range in 30 minutes. They are the ones you see at Tesla Supercharger stations and highway rest stops.
You cannot install Level 3 at home. They require 480-volt three-phase commercial power and cost $50,000 to $150,000 per unit. They are for road trips, not daily charging.
Level 2 installation: what is involved
A Level 2 charger needs:
- A dedicated 240-volt circuit from your electrical panel (same voltage as your dryer or oven)
- A 40 to 60 amp breaker in your panel
- 6-gauge or 4-gauge copper wire run from the panel to the charger location
- An electrical permit from your municipality
- Panel capacity to support the additional load (if your panel is full, you may need an upgrade)
How much does Level 2 installation cost?
In Central NJ, a Level 2 EV charger installation runs $1,200 to $3,500. The biggest cost variable is the distance between your electrical panel and the charger location. A short run (panel in the garage) costs less than a long run (panel in the basement, charger in a detached garage).
NJ has rebates that can reduce this cost significantly. PSE&G customers can get up to $5,000 through the Make-Ready program. All NJ residents get $250 from Charge Up NJ. The federal tax credit covers 30% up to $1,000.
Which charger should I buy?
The three most popular home chargers in 2026:
Tesla Wall Connector ($400-$500). Works with all EVs (not just Teslas since the NACS adapter became standard). Clean design, good app, 48-amp output.
ChargePoint Home Flex ($500-$700). Works with all EVs. Adjustable amperage (16 to 50 amps), solid app, good for homes where panel capacity is tight.
Grizzl-E ($400-$500). No-frills, weather-resistant, made in Canada. No app or WiFi, but reliable and well-built. Good value if you do not need smart features.
All three are outdoor-rated. All three work with any EV sold in the US.
Get a free estimate
Call Bruce at (800) 732-0585 to discuss your EV charger options. He will check your panel, measure the wiring run, and recommend the right setup for your vehicle and driving habits.