Since we last took a look at the best battery charger for car candidates, a lot has changed in the world of battery chargers. For one thing the new lithium battery jump starters have taken center change as one of the most popular automotive accessories on the planet. Also, when it comes to battery charger for car technology, microprocessors have taken over control of most battery chargers and battery maintainers.
Many people buy a battery charger for car device for the emergency situation where their battery is dead and they can’t start their vehicle. If that’s the case, you don’t need a battery charger, you need a battery jump starter. Battery jump starters have been around for years, but only in the past few years have the newer, lighter lithium boosters been available.
If you really need a battery jump starter, you should take a look at our articles about some of the best:
- Auto Battery Jumper: Jumper Cables vs Lithium Jump Starters
- Car Jumpstarter: Amazing New NOCO Genius Jump Starter Lineup
- Jumpstarter Powerpack: New Battery Tender Lithium Portable Jump Starter Power Pack
- Motorcycle Jump Starter: Motorcycle Battery Boost Tips
- Schumacher Instant Power Jump Starter Lead-Acid Battery Booster
- Battery Booster Jump Starter Pack: 8 Newest Lithium Boosters Revealed
- Car Jump Starters: Top Rated Compact Brand
- Lithium Jump Starter: Best New Battery Booster Brand
- Car Starter: Top 7 Compact Battery Jump Starters
On the other hand, if you need to charge a battery that is drained as part of operation, is only used periodically, or you need a battery tender or car charger to keep a battery charged, this list of the top-rated models is for you.
Take a look and see if one of these microprocessor-controlled battery chargers and maintainers is the best car battery charger for your needs!
The Schumacher SP-1 2/4-Amp 6/12-Volt Automatic Battery Charger/Extender is part of the Schumacher battery chargers extender line. It can handle either 6- or 12-volt batteries and provide 2 amps for 12 volts or 4 amps of charging power for 6 volts. With microprocessor-controlled multi-stage charging, auto-voltage detection, fast charge capability, and unattended battery maintenance capability, this is a great new charger perfect for small and large batteries that is certain to become one of the most popular available. Here’s what you need to know about this compact and lightweight battery charger and maintainer.
Battery Charger for Car: Features
- Universal 2/4-amp, 6/12-volt microprocessor-controlled battery charger and maintainer
- Multi-stage charging provides safe, precision charging and longer battery life
- Schumacher’s Auto-Voltage Detection automatically detects 6 or 12-volt batteries and selects battery voltage accordingly
- Charges batteries up to 3X faster than traditional chargers
- Perfect for maintaining small and large batteries in storage for motorcycles, classic cars, RV, boats, and many others
- LED indicators show charging, charged, and power
- Automatically switches from Full Charge Mode to Float Mode monitoring without manual intervention
- Handy quick-connect harness has three connectors that snap into place in seconds
- Heavy-duty 50-amp clamps
- 12-Volt accessory plus can also be used to permanently attach ring connectors for hard-to-reach motorcycle batteries
- Safety features include reverse polarity detection
- Dimensions are 3.25D x 2.75H x 6.25W inches and it weighs in at 1.45 lbs.
- Long 5-year limited warranty
The Schumacher SEM-1562-A-CA 1.5 Amp Speed Charge Battery Maintainer is a fully automatic 6 or 12-volt battery charger that will automatically switch to float mode to prevent battery damage. Automatic temperature compensation provides precision charging regardless of the ambient temperature. Perfect for charging small and large batteries in storage and motorcycle, classic car, ATV, watersports, and others. Here’s what you need to know about this Schumacher battery charger.
- Charger and maintainer deliver 1.5-amps to 6- or 12-volt batteries
- Multi-phase charging process
- Microprocessor-controlled charger automatically maintains the multi-phase charging process and then switches to float mode when the battery is charged without manual intervention to prevent damage to your battery
- Desulphation mode reconditions batteries that have been left discharged for an extended period
- Charger can be left connected to batteries indefinitely without risk of overcharging
- Automatic voltage detection determines whether the connected battery is 6 volts or 12 volts automatically
- Automatic temperature compensation
- LED Smart Display indicates full charge, charging and trouble modes
- Perfect for charging small and large batteries in storage and motorcycle, tractors, classic car, ATV, watersports, and other batteries
- Your choice of using the included quick-disconnect harness or permanent ring terminals
- Safety features include reverse polarity auto-start and thermal runaway protection
- Can be used to keep batteries warm overnight for easier starting on cold mornings
- Tough, rugged plastic housing
- Dimensions are 2-5/8H x 6W x 3D inches and it weighs in at 2.5 lbs.
- 2-Year limited warranty
Black & Decker actually sells some very popular and capable battery chargers and the Black & Decker BC6BDW 6-Amp Waterproof Battery Charger and Maintainer is one of the best examples. It’s a 12V battery charger only. It’s fully automatic, is a relatively fast charger at 6-amps, and can handle a variety of batteries designed for marine, automotive, antique, motorcycle, recreational, lawn & garden applications. Capable of automatically detecting battery types and needs, no battery type or charge rate selection is necessary. This is also a sealed battery charger that is protected from dust, oil, and moisture to prevent corrosion and damage. It is a little heavier than some and the sealed nature of the charger may contribute to overheating in hot ambient temperatures.
- Fast High-Frequency Technology provides fast and efficient charging
- Fully-automatic, waterproof 6-amp charger and maintainer is sealed from dust, oil, and moisture
- Automatic detection of battery type and charge rate requirements
- Low-voltage compensation means it will still provide maximum performance even when used with long extension cords
- Perfect for marine, automotive, antique, motorcycle, lawn & garden, and recreational applications
- Connect via clamps or rings
- 1-Year limited warranty
- Dimensions are 5.75H x 9.85W x 4.75D inches and weighs in at 3.5 lbs.
You may not be familiar with CTEK, but they are one of the largest battery charger manufacturers in the world and are the battery charger of choice for some of the most prestigious automotive brands in the industry. As one of the best-rated and most popular 12-volt chargers available, the CTEK MUS 4.3 12V Battery Charger (56-864) can charge and maintain a variety of battery types and chemistries as well as solve a wide range of battery-related problems. A state-of-the-art design features 8 patented charging steps to maximize battery life and performance. Here’s what you need to know.
- A built-in microprocessor controls 8 patented steps that can maximize battery life and performance including a desulphation process that removes sulfate from lead plates, battery diagnosis that determines the health of your battery, a reconditioning function that can restore stratified and deeply discharged batteries, maintenance charging, cold weather optimization, and AGM charging.
- You can choose between 0.8A and 4.3A to charge a variety of 12V batteries from 1.2 to 110Ah with maintenance charging up to 160Ah
- Stay informed during the entire charging process thanks to this CTEK’s unique LED display
- Safety features include, spark-proof connections, short-circuit protection, reverse polarity protection, and overcharge protection
- Splash, dust, and water-resistant
- 5-Year limited warranty
- 1 – Comfort Connect clamp
- 1 – Comfort Connect M6 eyelet
- 1 – Handy storage bag
This is by far one of the most popular smart battery chargers out there thanks to its ultra-safe design and computer control. NOCO’s emphasis with the NOCO Genius G3500 6V/12V 3.5A UltraSafe Smart Battery Charger is performance and safety. One of the most flexible chargers on the market, it can handle the battery charging needs of automotive, marine, RV, power sports, lawn and garden, micro-hybrid start-stop vehicles, CANBUS electrical systems, and deep-cycle batteries. Get up to 2X faster charging than traditional chargers thanks to its built-in speed charge functionality.
Here’s what you need to know.
- 5A charger designed to charger both 6V and 12V lead-acid and lithium-ion batteries up to 120Ah
- Capable of the safe and efficient monitoring of battery activity using its onboard microprocessor, it consumes less energy than many chargers
- Overcharge protection in float mode allows you to keep this charger connected to your battery 24/7 indefinitely without overcharging and without constant monitoring
- With built-in speed charging technology, it can charge batteries up to 2X faster than ordinary chargers and can even repair damaged batteries
- One of the few chargers designed to handle micro-hybrid start-stop vehicles and CANBUS electrical systems
- Intuitive LED indicators provide visual diagnostic information and feedback
- Redundant levels of safety include Spark Proof connections, reverse polarity detection, and overcharge protection, overcurrent protection, open-circuit protection, short-circuit protection, and overheating protection
- Streamlined design makes the G3500 very compact, ultra-portable, and amazingly lightweight
- A rubberized base avoids surface slipping and scratching while in use
- Impact-, UV-, and IP65 water resistant
- 5-Year limited warranty
- 1 – Set X-connect battery clamps
- 1 – Set eyelet terminals
Value priced, reliable, and safe, the Battery Tender 021-0123 Battery Tender Junior 12V Battery Charger is one of the most popular battery chargers in the world and is arguably the best 12V battery tender. It is one of the most popular choices for a motorcycle battery charger. It’s not because it’s the most powerful charger out there. It’s not because it has a lot of extra “cool” features that you don’t need. It’s not because it’s large and its presence will dominate your garage. This 12V-only charger has the smarts, raw performance, value, and durability you need to charge and maintain your 12V batteries now and over the long haul. Here’s what you need to know.
- SuperSmart Charging Technology won’t overcharge your batteries
- Capable of charging all 12 volt lead-acid, flooded or sealed maintenance-free batteries including AGM and Gel cel
- 4-Step Charging Process including (1) Initialization (circuit verification), (2) Bulk Charge (Full power to 75% charge), (3) Absorption Charge (battery conditioning with constant voltage), (4) Float Charge (Indefinite maintenance charge)
- You can leave the Battery Tender Junior plugged into AC power and connected to your battery indefinitely without fear of damage to your battery or the charger
- Prevents sulphation that is caused by most basic trickle chargers
- Safety features including spark proof DC output leads, short circuit protection, and reverse polarity protection
- Complete set of indicator lights keeps you informed about every step of the process
- Long 12-foot output leads
- Output current of 0.750 amps and output voltage of 12 volts
- Case dimensions are 3.313 in (85 mm) L x 2.313 in (59 mm) W x 1.875 in (48 mm) H
- 5-Year warranty against defects in materials and workmanship
If you need to charge your classic car, motorcycle, jet ski, boat, RV, ATV or other vehicle with a 12-volt battery this is the charger of choice for most vehicle owners. Particularly if you’re planning to store a battery for the winter and you’re wondering how you’re going to keep it conditioned and ready to go in the Spring when you are ready to go again, that is exactly what the Battery Tender Plus does best. You use a Battery Tender Plus auto battery charger when you want to plug your battery charger in, set, and forget it and not have to babysit it all winter long. Here’s what you need to know.
- 25 Amps of charging power
- Built-in microprocessor controls an automatic 4-step charging program (Initialization, Bulk Charge, Absorption Mode, and Float Mode) that maintains vehicle batteries at full charge without overcharging or damaging them.
- Advanced technology can actually extend your battery’s life up to 3X
- Battery Tender Plus is the battery tender of choice for charging and maintaining Bradley Fighting Vehicles and HUMMV’s fighting the good fight for America around the world.
- Built-in temperature compensation
- Protects your battery by keeping it from discharging during periods when it is not being used and promotes long battery life by conditioning the plates and preventing sulphation.
- With the BT Plus you will have the flexibility to charge any lead-acid, flooded, or sealed maintenance-free battery including standard and sealed AGM and Gel Cell types
- Connect and forget. This charger will charge and maintain your battery automatically without overcharging.
- You will be in the know with the BT Plus’ solid state, two-color LEDs that keep you informed of charging state at all times.
- Safety features include fully spark-proof connections as well as short circuit and reverse polarity protection for safe charging and maintenance.
- The BT Plus weighs in at a lightweight 2.3 lbs. and measures a compact 11 x 4 x 11 inches. It is very portable and easy-to-use in tight spaces.
- Deltran provides a generous, limited 10-year warranty against defects in materials or workmanship on the Battery Tender Plus.
Battery Charger for Car Comparison
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