Top 10 NOCO Genius Battery Charger and Maintainer – Battery Chargers

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1. NOCO

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Battery Maintainer, NOCO GENIUS5, 6V and 12V Portable Automotive Car Battery Charger, Trickle Charger and Battery Desulfator with Temperature Compensation, 5-Amp Automatic Smart Charger

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NOCO #ad - Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Charge dead batteries - charges batteries as low as 1-volt. Compatible with all types of gas and diesel vehicles - charge and maintain cars, dirt bikes, SUVs, UTVs, trailers, campers, PWCs, automobiles, trucks, boats, tractors, RVs, classic cars, jet skis, motorcycles, scooters, mopeds, lawn mowers, golf carts, ATVs, snowmobiles, and more.

Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life. It's 34% smaller and delivers over 65% more power. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge.

Meet the genius5 - similar to our g3500, trickle charger, float charger, battery maintainer, just better. Do more with genius - designed for 6-volt and 12-volt sealed lead-acid automotive, and deep-cycle batteries, RV, powersport, AGM, gel, SLA, marine, including flooded, VRLA and maintenance-free, plus lithium-ion batteries lifepo4. Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Storage temperature: -22° to 140° F -30° to 60° C.
BrandNOCO #ad
ManufacturerNOCO #ad
Height7.95 Inches
Length3.43 Inches
Weight1.59 Pounds
Width4.61 Inches
Part NumberGENIUS5
ModelGENIUS5
Warranty3 year limited

2. NOCO

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Battery Maintainer, 6V and 12V Portable Automotive Car Battery Charger, Trickle Charger and Battery Desulfator with Temperature Compensation, 1-Amp Automatic Smart Charger, NOCO GENIUS1

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NOCO #ad - Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer.

Do more with genius - designed for 6-volt and 12-volt sealed lead-acid automotive, RV, including flooded, AGM, gel, and deep-cycle batteries, SLA, powersport, VRLA and maintenance-free, marine, plus lithium-ion batteries lifepo4. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Meet the genius1 - similar to our g750, battery maintainer, just better. Compatible with all types of gas and diesel vehicles - charge and maintain cars, dirt bikes, motorcycles, trucks, automobiles, classic cars, scooters, tractors, RVs, lawn mowers, boats, UTVs, trailers, campers, snowmobiles, SUVs, ATVs, PWCs, golf carts, mopeds, jet skis, and more.

It's the all-in-one universal charging solution - battery charger, float charger, trickle charger, plus battery desulfator. It's 35% smaller and delivers over 35% more power. Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Charge dead batteries - charges batteries as low as 1-volt.
BrandNOCO #ad
ManufacturerNOCO #ad
Height1.3 Inches
Length3.5 Inches
Weight0.77 Pounds
Width2.3 Inches
Part NumberGENIUS1
ModelGENIUS1
Warranty3 year limited

3. NOCO

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NOCO GENIUS2D, 12V Automotive Car Battery Charger, Battery Maintainer, 2-Amp Direct-Mount Onboard Charger, Trickle Charger and Battery Desulfator with Temperature Compensation

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NOCO #ad - Do more with genius - designed for 12-volt sealed lead-acid automotive, including flooded, marine, SLA, and deep-cycle batteries, RV, AGM, gel, VRLA and maintenance-free batteries. Compatible with all types of gas and diesel vehicles - Add a permanent onboard battery charger to any vehicle to make battery maintenance simple and easy.

Direct mount - securely mounts nearby the battery with its rugged snap-fit mounting bracket and effortlessly installs into most materials with truss-head self-tapping screws. Meet the genius2d - a direct-mount onboard battery charger for an under-the-hood battery charging. It's the all-in-one universal charging solution - battery charger, float charger, trickle charger, battery maintainer, plus battery desulfator. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer. Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Plus, combine with any of the GCP Series AC Port Plugs for remote charging access. Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Charge dead batteries - charge batteries as low as 1-volt, and AGM, gel, as well as automotive, marine, including flooded, and deep-cycle batteries.
BrandNOCO #ad
ManufacturerNOCO #ad
Height6.5 Inches
Length3.47 Inches
Weight0.73 Pounds
Width3.43 Inches
Part NumberGENIUS2D
ModelGENIUS2D
Warranty3-Year Limited Warranty

4. NOCO

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NOCO Genius GEN5X1, 1-Bank, 5-Amp 5-Amp Per Bank Automatic Waterproof Smart Marine Charger, Battery Maintainer and Battery Desulfator with Temperature Compensation, 12V Onboard Battery Charger

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NOCO #ad - It's 37% smaller and delivers 43% more power. Charge dead batteries - charges batteries as low as 1-volt. Meet the gen5x1 - similar to our genm1, only better. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Designed for water - a fully-sealed and waterproof onboard battery charger with an ingress protection rating of IP68, but has survived brutal life cycle testing, including thousands of hours underwater.

Multiple banks - a one-bank onboard battery charger rated a 5-amps - 5-amps per bank - for 12-volt batteries, boat, starter, including marine, and deep-cycle batteries. Enjoy precision charging - an integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Redefined mounting - a simplified mounting system allows for quick and easy installations in any direction - even up-side-down - with an integrated anti-vibration backing to isolate shock, vibration, and noise.

What's in the box - gen5x1 5-amp 1-bank waterproof onboard marine battery chargers 120-240VAC with a 72-Inch DC cables with 3/8-inch eyelets and a 72-inch Type-B AC cable, user guide, 2 self-tapping mounting screws, and 3-year warranty. Charging modes - independently charge and control each battery bank with selectable charging modes - including 12V, 12V AGM, 12V Lithium, and 12V Repair Mode - for all types of lead-acid and lithium-ion batteries. It's one of the best performing onboard marine battery chargers we have ever made.
BrandNOCO #ad
ManufacturerNOCO #ad
Height3.8 Inches
Length1.9 Inches
Width5.1 Inches
Part NumberGEN5X1
ModelGEN5X1
Warranty3-Year Limited

5. NOCO

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Battery Maintainer, 6V and 12V Portable Automotive Car Battery Charger, 10-Amp Automatic Smart Charger, Trickle Charger and Battery Desulfator with Temperature Compensation, NOCO GENIUS10

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NOCO #ad - Meet the genius10 - similar to our g7200, just better. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. It's 17% smaller and delivers over 115% more power. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of gas and diesel vehicles - charge and maintain cars, scooters, trucks, SUVs, lawn mowers, snowmobiles, trailers, jet skis, RVs, boats, golf carts, classic cars, mopeds, motorcycles, ATVs, UTVs, automobiles, PWCs, tractors, dirt bikes, campers, and more. Charge dead batteries - charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Do more with genius - designed for 6-volt and 12-volt sealed lead-acid automotive, AGM, and deep-cycle batteries, SLA, gel, RV, VRLA and maintenance-free, powersport, including flooded, marine, plus lithium-ion batteries lifepo4. Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer.
BrandNOCO #ad
ManufacturerNOCO #ad
Height9.1 Inches
Length4.48 Inches
Weight3 Pounds
Width4.41 Inches
Part NumberGENIUS10
ModelGENIUS10
Warranty3 year limited

6. NOCO

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NOCO Genius GEN5X2, 12V Onboard Battery Charger, 10-Amp 5-Amp Per Bank Automatic Waterproof Smart Marine Charger, Battery Maintainer and Battery Desulfator with Temperature Compensation, 2-Bank

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NOCO #ad - Designed for water - a fully-sealed and waterproof onboard battery charger with an ingress protection rating of IP68, but has survived brutal life cycle testing, including thousands of hours underwater. Enjoy precision charging - an integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Charging modes - independently charge and control each battery bank with selectable charging modes - including 12V, 12V Lithium, 12V AGM, and 12V Repair Mode - for all types of lead-acid and lithium-ion batteries. It's 37% smaller and delivers 43% more power. Redefined mounting - a simplified mounting system allows for quick and easy installations in any direction - even up-side-down - with an integrated anti-vibration backing to isolate shock, vibration, and noise.

Multiple banks - a two-bank onboard battery charger rated a 10-amps - 5-amps per bank - for 12-volt batteries, including marine, boat, starter, and deep-cycle batteries. Meet the gen5x2 - similar to our genm2, only better. What's in the box - gen5x2 10-amp 2-bank waterproof onboard marine battery chargers 120-240VAC with a 72-Inch DC cables with 3/8-inch eyelets and a 72-inch Type-B AC cable, user guide, 2 self-tapping mounting screws, and 3-year warranty. Charge dead batteries - charges batteries as low as 1-volt.
BrandNOCO #ad
ManufacturerNOCO #ad
Height5.39 Inches
Length7.2 Inches
Weight5.26 Pounds
Width9.15 Inches
Part NumberGEN5X2
ModelGEN5X2
Warranty3-Year Limited

7. NOCO

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2-Amp Automatic Smart Charger, Battery Maintainer, Trickle Charger and Battery Desulfator with Temperature Compensation, NOCO GENIUS2, 6V and 12V Portable Automotive Car Battery Charger

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NOCO #ad - It's 30% smaller and delivers over 140% more power. Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer.

Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Meet the genius2 - similar to our g1100, float charger, battery maintainer, just better. Do more with genius - designed for 6-volt and 12-volt sealed lead-acid automotive, including flooded, gel, powersport, RV, SLA, AGM, VRLA and maintenance-free, and deep-cycle batteries, marine, plus lithium-ion batteries lifepo4. It's the all-in-one universal charging solution - battery charger, trickle charger, plus battery desulfator. Compatible with all types of gas and diesel vehicles - charge and maintain cars, UTVs, scooters, dirt bikes, campers, SUVs, jet skis, motorcycles, ATVs, automobiles, boats, trucks, golf carts, classic cars, lawn mowers, RVs, PWCs, snowmobiles, tractors, mopeds, trailers, and more.

Charge dead batteries - charges batteries as low as 1-volt. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge. Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
BrandNOCO #ad
ManufacturerNOCO #ad
Height6.97 Inches
Length4.25 Inches
Weight1 Pounds
Width3.43 Inches
Part NumberGENIUS2
ModelGENIUS2
Warranty3 year limited

8. NOCO

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2-Bank, Trickle Charger and Battery Desulfator with Temperature Compensation, Battery Maintainer, NOCO GENIUS2X2, 6V and 12V Automotive Car Battery Charger, 4-Amp 2A/Bank Automatic Smart Charger

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NOCO #ad - Multiple banks - a two-bank battery charger maintainer rated a 4-amps - 2-amps per bank - designed to charge and maintain multiple vehicles like cars, motorcycles, ATVs, lawn mowers, RVs, trucks, boats, tractors and more. Meet the genius2x2 - a two-bank battery charger for charging multiple batteries. It's the all-in-one universal charging solution - battery charger, battery maintainer, float charger, trickle charger, plus battery desulfator.

Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer. Do more with genius - designed for 6-volt and 12-volt sealed lead-acid automotive, RV, gel, powersport, marine, AGM, including flooded, VRLA and maintenance-free, and deep-cycle batteries, SLA, plus lithium-ion batteries lifepo4. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge. Charge dead batteries - charges batteries as low as 1-volt. Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Compatible with all types of gas and diesel vehicles - charge and maintain cars, classic cars, motorcycles, campers, scooters, automobiles, lawn mowers, ATVs, RVs, golf carts, trucks, snowmobiles, UTVs, trailers, jet skis, mopeds, tractors, SUVs, boats, dirt bikes, PWCs, and more. Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
BrandNOCO #ad
ManufacturerNOCO #ad
Height1 Inches
Length1 Inches
Weight4.59 Pounds
Width1 Inches
Part NumberGENIUS2X2
ModelGENIUS2X2
Warranty3-Year Limited

9. NOCO

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8-Amp 2A/Bank Automatic Smart Charger, 4-Bank, Trickle Charger and Battery Desulfator with Temperature Compensation, Battery Maintainer, NOCO GENIUS2X4, 6V and 12V Automotive Car Battery Charger

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NOCO #ad - Meet the genius2x4 - a four-bank battery charger for charging multiple batteries. It's the all-in-one universal charging solution - battery charger, battery maintainer, float charger, trickle charger, plus battery desulfator. Do more with genius - designed for 6-volt and 12-volt sealed lead-acid automotive, VRLA and maintenance-free, RV, gel, including flooded, powersport, AGM, SLA, marine, and deep-cycle batteries, plus lithium-ion batteries lifepo4.

A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts. Charge dead batteries - charges batteries as low as 1-volt. Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life. Compatible with all types of gas and diesel vehicles - charge and maintain cars, jet skis, SUVs, golf carts, campers, snowmobiles, motorcycles, classic cars, ATVs, RVs, lawn mowers, dirt bikes, boats, trailers, UTVs, scooters, PWCs, tractors, automobiles, trucks, mopeds, and more.

Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Multiple banks - a four-bank battery charger maintainer rated a 8-amps - 2-amps per bank - designed to charge and maintain multiple vehicles like cars, RVs, trucks, ATVs, boats, lawn mowers, motorcycles, tractors and more. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer.
BrandNOCO #ad
ManufacturerNOCO #ad
Height10.79 Inches
Length6.97 Inches
Weight7.78 Pounds
Width5.31 Inches
Part NumberGENIUS2X4
ModelGENIUS2X4
Warranty3-Year Limited

10. NOCO

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10-Amp 10-Amp Per Bank Automatic Waterproof Smart Marine Charger, 12V Onboard Battery Charger, 1-Bank, Battery Maintainer and Battery Desulfator with Temperature Compensation, NOCO Genius GENPRO10X1

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NOCO #ad - It's 41% smaller and delivers 33% more power. Multiple banks - a one-bank onboard battery charger rated a 10-amps - 10-amps per bank - for 12-volt batteries, starter, including marine, boat, and deep-cycle batteries. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

What's in the box - genpro10x1 10-amp 1-bank waterproof onboard marine battery chargers 120-240VAC with a 72-Inch DC cables with 3/8-inch eyelets and a 72-inch Type-B AC cable, user guide, 2 self-tapping mounting screws, and 3-year warranty. Designed for water - a fully-sealed and waterproof onboard battery charger with an ingress protection rating of IP68, but has survived brutal life cycle testing, including thousands of hours underwater. Redefined mounting - a simplified mounting system allows for quick and easy installations in any direction - even up-side-down - with an integrated anti-vibration backing to isolate shock, vibration, and noise.

Charge dead batteries - charges batteries as low as 1-volt. Meet the genpro10x1 - similar to our gen1, only better. Charging modes - independently charge and control each battery bank with selectable charging modes - including 12V, 12V AGM, 12V Lithium, and 12V Repair Mode - for all types of lead-acid and lithium-ion batteries. It's one of the best performing onboard marine battery chargers we have ever made. Enjoy precision charging - an integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
BrandNOCO #ad
ManufacturerNOCO #ad
Height5.6 Inches
Length2.8 Inches
Width5.8 Inches
Part NumberGENPRO10X1
ModelGENPRO10X1
Warranty3-Year Limited