NOCO Genius smart battery chargers are some of the safest and most advanced on the market. One of our best, the G4 4.4 Amp 4-bank is designed to charge multiple 6-volt and 12-volt lead-acid and lithium-ion batteries up to 40Ah. It can also effectively maintain automotive, marine, RV, powersport, lawn & garden and deep-cycle batteries. It charges 2x faster than ordinary battery chargers, can repair damaged batteries and is designed to use with micro-hybrid start-stop vehicles and CANBUS electrical systems.
Guided by an onboard microcomputer, the G4 monitors battery activity for safe and efficient charging, automatically minimizes energy consumption and provides redundant levels of safety protection, including spark-proof technology, as well as reverse polarity and overcharge protection. It can remain safely connected 24/7, while its streamlined design makes it ultra-compact, portable and incredibly lightweight.
It also features external mounting holes and an AC cord management system, all while remaining impact, UV and water-resistant (IP65). Intuitive LED indicators provide visual state-of-charge feedback and diagnostic information, even when in maintenance mode. Designed for use on 120-volt 50-60Hz electrical systems, the G4 includes (2) X-Connect battery clamps, (2) X-Connect eyelet terminals, (4) X-Connect extension cables and a 5-year limited warranty.
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- A 6-volt and 12-volt 4-bank battery charger and maintainer for lead-acid and lithium-ion batteries up to 40 amp-hours
- An ultra-safe design featuring spark-proof technology, as well as reverse polarity and overcharge protection
- Safely charge automotive, marine, RV, powersport and lawn & garden batteries, as well as, AGM and deep-cycle batteries
- Actively monitors the batteries health and repairs discharged and sulfated batteries for improved battery life
- Charge a motorcycle, snowmobile, ATV, personal watercraft, lawn mower and more, or simply maintain all types of vehicles