Best Trickle Car Battery Chargers of 2026
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Trickle car battery chargers are a convenient and affordable solution for keeping car batteries charged and ready to go. These chargers work by supplying a small amount of current to the battery over an extended period of time, which helps to maintain its charge and prevent it from going flat. Trickle chargers are particularly useful for cars that are not driven frequently, as they can prevent the battery from becoming fully discharged and potentially damaged. They are also easy to use, with most models simply requiring the user to plug them into an electrical outlet and connect them to the car battery. Overall, trickle car battery chargers are a practical and cost-effective way to ensure that your car battery stays in good condition.
At a Glance: Our Top Picks
Top 10 Trickle Car Battery Chargers
NOCO GENIUS1 1A Smart Charger for Car and Deep-cycle Batteries
The NOCO GENIUS1 is a universal charging solution that acts as a battery charger, battery maintainer, trickle charger, float charger, and battery desulfator. It is designed for 6-volt and 12-volt sealed lead-acid automotive and deep-cycle batteries, including lithium-ion batteries. It features an integrated digital thermal sensor that alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. The charger is capable of charging batteries as low as 1-volt and restoring lost battery performance through an advanced battery repair mode that uses slow pulse reconditioner technology. It is fully automatic and worry-free, making it a smart battery charger for everyday use. It is also compatible with all types of gas and diesel vehicles.
NOCO GENIUS5 Smart Car Battery Charger
The NOCO GENIUS5 is an all-in-one universal charging solution designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries. It features precision charging, an advanced battery repair mode, and compatibility with all types of gas and diesel vehicles. The 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.
NOCO GENIUS2 Smart Car Battery Charger
The NOCO GENIUS2 is a 2A smart car battery charger that is 30% smaller and delivers over 140% more power than the G1100. It is an all-in-one universal charging solution that is designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including lithium-ion batteries. The charger features an integrated digital thermal sensor that detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. It also has an advanced battery repair mode that uses slow pulse reconditioner technology to restore lost battery performance for stronger engine starts and extended battery life. The NOCO GENIUS2 can charge and maintain all types of gas and diesel vehicles.
Battery Tender Junior 12V Charger and Maintainer
The Battery Tender Junior 12V Charger and Maintainer is a perfect solution for users who want to keep their 12V lead-acid, flooded, AGM, and gel cell batteries charged and maintained. With its 4-step charging program, the charger optimizes battery power, without overcharging or battery damage, which extends the battery life. The charger is simple to use, low maintenance, and comes with spark-proof circuitry, ensuring no-spark connections. The two-color charge status LED light indicates the state of the charge and the adaptive charging feature resumes full charger output power if the battery voltage drops too far under load.
YONHAN 10-Amp 12V/24V Smart Car Battery Charger
The YONHAN Battery Charger is an all-in-one solution for keeping your car battery charged and ready to go. It's a smaller charger that delivers more power, and it can charge or repair all 12V and 24V lead-acid automotive, marine, and deep-cycle batteries, including AGM, GEL, SLA, and Flooded in cars, trucks, SUVs, motorcycles, lawnmowers, boats, and more. With features like precision charging, advanced battery repair mode, and 8 charging protections, you'll never get stranded again. Plus, it has an intelligent memory function that remembers the last mode used before power failure.
NOCO GENIUS10 10A Smart Battery Charger
The NOCO GENIUS10 10A Smart Battery Charger is an all-in-one universal charging solution for 6V and 12V batteries. It is designed for sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, as well as lithium-ion batteries. The charger has an integrated digital thermal sensor that detects ambient temperature and adjusts the charge to prevent over-charging or under-charging in extreme temperatures. It features an advanced battery repair mode that uses pulse reconditioner technology to detect battery sulfation and restore lost battery performance, and it can charge even dead batteries as low as 1-volt. The charger is compatible with all types of gas and diesel vehicles, making it a versatile option for car, motorcycle, boat, and other vehicle owners.
NOCO GENIUS2D Car Battery Charger
The NOCO GENIUS2D is an all-in-one universal charging solution for 12-volt sealed lead-acid automotive, marine, RV, and deep-cycle batteries. It can charge dead batteries as low as 1-volt and is designed with an integrated digital thermal sensor that detects the ambient temperature and alters the charge to eliminate over-charging or under-charging. The charger has an advanced battery repair mode that uses slow pulse reconditioner technology to restore lost battery performance, making it a fully-automatic, worry-free smart battery charger for everyday use.
MOTOPOWER MP00205A Battery Charger
The MOTOPOWER MP00205A Battery Charger is a versatile and reliable charger that can also function as a battery maintainer, trickle charger, and battery desulfator. It is designed to charge and maintain all 12-volt lead-acid batteries, including flooded or sealed maintenance-free batteries. With its automatic desulfation and optimization feature, it can effectively detect and resolve battery sulfation problems, improving battery performance during charging without any manual operation required. The charger is also energy-saving and spark-free, with zero output in standby mode and no battery drain when connected. It is ETL/UL certified and equipped with multi-level safety protection and a timer set up to ensure safe and efficient charging. Easy to use, just plug in, connect to the battery, and start charging or maintaining your battery. With a 2-year warranty and excellent customer service, the MOTOPOWER MP00205A Battery Charger is a reliable and convenient choice for all your battery charging and maintenance needs.
YONHAN Battery Charger 20A
YONHAN 20A Charger is a smart charger suitable for various batteries. It features a 7-stage quick charging capability for 12V and 24V batteries, including lead-acid, LiFePO4, and more. The built-in repair mode helps revive old batteries, while the large fan ensures efficient heat dissipation. Its foldable design makes it portable and easy to store. Safety features like overcharge protection and spark-free contact guarantee a secure charging process, prolonging your battery's lifespan.
Battery Tender Plus 12V Battery Charger and Maintainer
The Battery Tender Plus 12V Battery Charger and Maintainer is the perfect solution for keeping your powersport vehicle's battery charged and maintained for long-term storage. With a 4-step charging program, this charger is designed to optimize battery power without overcharging, extending the life of your battery. The low maintenance design makes it quick and easy to use, and the solid state LED light indicates the state of the charge and power levels for easy monitoring. Compatible with all 12V lead-acid, flooded, AGM, and gel cell batteries, this charger comes with fused ring terminal and alligator clip accessory cables for easy use.
Frequently Asked Questions (FAQs)
1. Is a trickle charger good for a battery?
The short answer is no. Regular battery chargers are designed to deliver higher constant voltage to the battery charging it much faster, however the trickle chargers deliver a slow charge to your battery and are designed to be left on your battery for extended periods of time.
2. Is it safe to trickle charge a car battery?
Some trickle chargers can safely be left connected for months without doing harm to your battery, providing an easy long term battery maintenance strategy. Others may only be left connected for a few days at most. Be sure to check your trickle charger's manual for details.
3. What size trickle charger do I need for a car battery?
To charge a typical car battery, you need a 12V charger, but many car battery chargers have 6, 12, and even 24V modes. In terms of amperage, car battery chargers typically put out anywhere between 1 and 50 amps for the charging mode.
4. How long should you trickle charge a car battery?
A trickle charger can take up to 48 hours to charge a battery to full capacity as most only use one to two amps of power. You can even leave some smarter trickle chargers for days or weeks at a time, but it's best to check with the manufacturer if this is suitable.
During our trickle car battery charger research, we found 24 trickle car battery charger products and shortlisted 10 quality products. We collected and analyzed 920,589 customer reviews through our big data system to write the trickle car battery chargers list. We found that most customers choose trickle car battery chargers with an average price of $29.55.
The trickle car battery chargers are available for purchase. We have researched hundreds of brands and picked the top brands of trickle car battery chargers, including NOCO, Battery Tender, YONHAN, MOTOPOWER. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.
Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.