NOCO GENIUS10 6V/12V 10A Smart Battery Charger

Dead flat battery on a cold morning before a big trip? A tired auxiliary battery that's not holding charge like it used to? The NOCO GENIUS10 handles both — and just about everything in between. This compact 10-amp smart charger is one of the most capable workshop and camp tools you can own, delivering fully automatic charging, maintenance, and desulfation for virtually every battery chemistry you're likely to run in your 4x4, caravan, camper trailer, or boat. Plug it in, connect it up, and let the GENIUS10 figure out the rest — no dials to set, no modes to fumble with, no risk of overcharging.

One Charger. Every Battery.

The GENIUS10 speaks the language of every battery type you're likely to encounter across your entire fleet of vehicles and gear:

• Voltages: 6V and 12V
• Chemistries: Lead-acid and lithium-ion
• Types: Wet/flooded, AGM, EFB, Gel, MF (maintenance-free), and lithium
• Capacity: Up to 230Ah (charges), all sizes (maintains)

That covers your 4x4's starting battery, your auxiliary deep-cycle, the caravan's AGM, the tinnie's marine battery, and the lithium in your camper — all from one charger.

Completely Automatic — Set and Forget

The GENIUS10 runs an intelligent multi-stage charging cycle that handles everything from detection to maintenance without you touching a thing. It detects battery voltage, selects the right charging profile, repairs damaged batteries where possible, and transitions to a long-term maintenance float once full charge is reached. You can leave it connected indefinitely with zero risk of overcharging — perfect for keeping your weekend rig's battery healthy during the week, or maintaining a rarely-used vehicle over a long period.

Rescue Dead and Deeply Discharged Batteries

Most chargers give up when a battery voltage drops too low to detect. The GENIUS10 doesn't. An improved start-voltage sensor can detect and begin charging batteries as low as 1 volt. For batteries that have dropped all the way to zero — left with the lights on, or sitting unused for months — Force Mode lets you manually initiate charging and bring them back from the dead. That's a seriously useful feature when you're far from the nearest battery shop.

Battery Desulfation — Extend Battery Life

Sulfation is the number one cause of premature lead-acid battery failure — it happens when a battery sits in a partially discharged state and lead sulfate crystals form on the plates, robbing capacity and performance. The GENIUS10 automatically detects sulfation and acid stratification, then applies a repair cycle to break down those crystals and restore lost capacity. It won't fix every battery, but it will save many that would otherwise be heading for the skip — saving you money and keeping your rig off the side of the road.

Thermal Compensation — Smarter Charging in Any Climate

Australia's climate swings are no joke — from frosty High Country mornings to 45°C summer days in the outback. The GENIUS10's integrated thermal sensor continuously monitors ambient temperature and automatically adjusts the charging cycle to compensate, preventing under-charging in cold conditions and over-charging in the heat. Accurate, fully charged batteries regardless of where in the country you're parked.

Compact, Powerful, and Built Tough

Despite packing 115% more power than the previous generation charger it replaces, the GENIUS10 is 17% smaller — a genuinely pocketable unit that travels well in a tool bag, drawer system, or caravan storage bay. High-frequency switch-mode technology keeps it running efficiently (87% efficiency) while the IP65-rated housing means it handles dust, moisture, and the occasional splash without issue. The cables are also oil, gas, grease, water, chemical, UV, and abrasion resistant — a practical consideration when you're working in a real workshop or on the side of a dirt track.

Redesigned Clamps with Integrated Eyelets

The needle-nose clamp profiles grip terminals of any shape and size — handy when you're wrestling with tight engine bays or awkward battery placements. Integrated M10 eyelets on the clamps let you permanently mount the accessory cable to the battery terminals for a cleaner, more convenient long-term connection. No more attaching and removing clamps every time — just connect the interchangeable plug and you're charging.

What's in the Box

• GENIUS10 smart battery charger with interchangeable connector
• Clamps with integrated M10 eyelets
• Mounting bracket with strap
• 2x self-tapping screws
• User guide and warranty information

Technical Specifications

SKU	GENIUS10AU
Charge Current	10A DC
Voltages	6V and 12V
Battery Types	Wet, AGM, EFB, Gel, MF, Lithium-ion
Battery Capacity	Up to 230Ah
Input Voltage	120V–240V AC (50/60Hz)
Max Power Consumption	150W
Efficiency	87%
IP Rating	IP65
Operating Temperature	-20°C to +40°C
DC Cable Length	195cm (77in)
DC Fuse	20A Mini Blade Fuse
Dimensions	183 x 94 x 59mm
Weight	1.5kg
Warranty	3-Year Limited Warranty
Safety Protections	Short-circuit, open-circuit, overheating, overcharge, spark-proof, reverse polarity

Ideal for: 4x4 owners, caravan and camper trailer setups, marine applications, and anyone running multiple vehicles or battery types who wants one smart charger that handles everything — workshop, garage, or on the road.