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NOCO Genius 6v 12v 8-Amp 4-Bank Battery Charger and Battery Maintainer

Was: $249.95
Sale Price: $199.95
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Product InformationStore Part Number: GENIUS2X4


The NOCO GENIUS2X4 is a 6-volt and 12-volt 4-bank automatic smart charger and maintainer. The charger is rated at 2-Amps per bank for a total of 8-amps and is the next generation replacement for the NOCO G4 charger. The GENIUS2X4 is 40% smaller in size to the previous NOCO G4 charger yet provides 140% more power.

The GENIUS2X4 features a new integrated thermal sensor offering thermal compensation down to -4°F and up to 104°F. With the chargers Advanced Diagnostics and Automatic Memory, it makes it completely automatic for year-round charging and no need to worry about undercharging or overcharging batteries.

The NOCO GENIUS2X series chargers offer several charging modes to meet your needs! Each bank is individually controlled allowing you to select the appropriate battery type for each individual bank. The charger features the following charging modes:

  • 12v Mode: Meant for charging Wet Cell, Enhanced Flooded, Maintenance-Free and Calcium Batteries.
  • 12v AGM Mode: Meant for 12v AGM Batteries.
  • 12v Lithium Mode: Meant for 12v Lithium-Ion batteries including LifePo4 batteries. For use on batteries that have a Battery Management System (often referred to as a BMS).
  • 6V Mode: Used for 6v Wet Cell, Enhanced Flooded, Maintenance-Free and Calcium Batteries.
  • Force Mode: This mode will attempt to recover a battery lower than 1v. Charger will force output for 5 min to raise the battery voltage so that it can charge the battery normally.

What's in the Box

  • GENIUS2X4 Battery Charger
  • (4) Clamps with Integrated Eyelets
  • (4) 10’ Extension Cords
  • (2) Self-Tapping Screws
  • Type A, C, G, and I Power Cables
  • User Guide & Warranty Information


  • Multi-Voltage - Works with 6v and 12v lead-acid batteries and 12v LiFePO4 Batteries with BMS.
  • Chemistries - Flooded, Gel, Maintenance-Free, and AGM.
  • Automatic Repair - Attempts to recover old, stratified, and damaged batteries!
  • Universal AC Input - Accepts 100-240VAC Input.
  • Thermal Compensation
  • 18 AWG Precision Clamps with Integrated Eyelets
  • 3-Year Warranty

Tech Specs

  • Dimensions (LxWxH): 9.4 x 6.7 x 2.3 in
  • Weight: 3.9 lb
  • Shipping Weight: 10 lb
  • AC Input Range: 120-240 VAC
  • AC Input Volts Freq.: 50-60 Hz
  • Maximum AC Input Current: 140 Watts
  • DC Output System Voltage: 6v & 12v
  • DC Output Per Bank: 6v & 12v
  • Model: GENIUS2X4
  • Manufacturer: NOCO
  • DC Output Amps: 8 A
  • DC Output Amps Per Bank: 2A
  • DC Output Banks: 4
  • Charging Voltage: Various
  • Back Current Drain: < 5 mA
  • Working Temperature: -4°F to 104°F
  • Output Banks: 4
  • Warranty: 3 Year
  • Manufacturer Part #: GENIUS2X4
  • UPC: 046221190434
  • Made In: Malaysia

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Manuals & Tutorials


Specification Sheet

Order Line: 1-800-362-5397
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Tech Help: 541-474-4421
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Grants Pass, OR 97526