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NOCO Genius 5 6v 12v 5 Amp Battery Charger and Maintainer

Was: $89.95
Sale Price: $69.95
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Product InformationStore Part Number: GENIUS5


Replaces: NOCO G3500

The NOCO Genius 5 charger is a 6v and 12v 5 amp battery charger and maintainer. The Genius series chargers have been redesiged with up to 43% more power in a much smaller form facter. The Genius 5 features Univesal AC input range of 100-240 VAC.

The Genius 5 is suitable for lead acid batteries including Wet, AGM, Gel and Maintenance Free Batteries. The NOCO Genius5 also works with 12v LiFePO4 batteries with Battery Managment Systems (BMS).

The Genius 5 auto detects batteries as low as 1-volt and features a new Force Mode that allows it to to charge a battery with zero volts for a limited time.

With an up to 86% high efficiency design the NOCO Genius 5 is great for batteries up to 120 AH. We typically recommend the Genius 5 for those trying to maintain automotive or a single deep cycle marine or RV battery.  

What's in the box:

  • Genius5 Battery Charger and Maintainer
  • Two Self-Taping Screws w/ Mounting Bracket and Strap
  • Battery Clamps w/ Integrated Eyelets
  • User Guide & Warranty Information


  • Multi-Voltage - Works with 6v & 12v lead acid batteries & 12v LiFePO4 Batteries with BMS.
  • Chemistries - Flooded, Gel, Maintenance Free, and AGM.
  • Lithium Mode
  • Repair Mode - Recover old and damaged batteries down to zero volts!
  • Universal AC Input - Accepts 100-240VAC Input.
  • Thermal Compensation
  • 16 AWG Precision Clamps w/ Integrated Eyelets
  • 3 Year Warranty


Lithium setting is for charging 12-volt lithium-ion batteries with BMS including lithium iron phosphate.

Tech Specs

  • Dimensions (LxWxH): 4.6 x 2.9 x 1.9 in
  • Weight: 1.5 lb
  • Shipping Weight: 3 lb
  • AC Input Voltage: 100-240 VAC
  • DC Max Output Current: 5 Amps
  • DC Output Voltage: 6v / 12v
  • Model: GENIUS5
  • Manufacturer: NOCO
  • Battery Chemistries: 6v & 12v Lead Acid & 12v Lithium
  • Operating Temperature: -4°F to 104°F
  • AC Cable Length: 71.7"
  • DC Cable Length: 77.6"
  • Battery Clamp Cable Length: 21"
  • Warranty: 3 Year
  • Manufacturer Part #: GENIUS5
  • UPC: 046221190045
  • Made In: China

Reviews and Ratings

5.00 Average
5 Stars 1
4 Stars 0
3 Stars 0
2 Stars 0
1 Stars 0
Rated 5.00/5 Stars from 1 customer reviews.

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Exactly as described. Very nice charger.
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Written by on May 16, 2020. Verified Purchase — (2 of 4 customers found this review helpful

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Manuals & Tutorials

Spec Sheet

User Guide & Warranty

Order Line: 1-800-362-5397
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