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TowerTop 2/10/25 Amp 12V Smart Car Battery Charger, Fully Automatic Battery Maintainer with Engine Start, Auto Desulfator, Battery Repair, Winter Mode, for AGM, STD, Gel, Deep Cycle Batteries

  • Based on 6,084 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, Nov 23
Order within 9 hours and 3 minutes
Available payment plans shown during checkout

Color: 25A


Features

  • Quick ChargerUp to 25A quick charger, 4-Level adjustable current 2A/10A/25A/AUTO can meet your different needs. This 12V smart car battery charger, with 84% high efficiency (industry average: 75%), ideal for STD, AGM, Gel, Wet, MF, EFB, Deep Cycle batteries.
  • Fully-automatic ChargingAuto-identify and charging, auto-stop at 100% charging, auto-start in 30 seconds while you forget to press start, auto-restart to trickle maintain when the battery voltage drops. This battery charger can remember your previous settings, with no worry about AC power failure when connecting for a long time.
  • 8-Stage Charging ProgramIntelligent 8-Stage Charging include: Desulfation, Soft Start, Bulk Charge, Absorption, Analysis, Recondition, Float, and Pulse Maintenance. MCU controller monitor the whole charging progress, add charging precision, optimize battery power, and extend battery life.
  • Engine Start & Winter ModeEngine start delivers 100A current helps activating your car battery to start your vehicle in 100 seconds. Winter Mode, +0.2v on the basis of the original charging voltage, better boosts your battery activity and charges more thoroughly in low-temperature situations.
  • Battery RepairAdvanced Recondition mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance, help to repair old/idle batteries and extend battery life. If your battery cannot be charged, you can try "Recondition" mode to repair your battery, pls Note: It can not repair a totally dead battery.
  • Multi Safety Protection & ETL CertificationThis battery charger offer multi protection against Spark,Reverse Polarity,Over Charge/Discharge,Over Voltage,Over Current,Overload,Overheat,Current Backflow,Short Circuit. Reliable cooling systems improve working performance. ETL certification makes it safe to use.
  • 18-Month Warranty18-month warranty for all TowerTop products. We have strong confidence in our products, hassle-free return or refund for any product quality issue. If you have any questions, please feel free to contact us, we will reply to you in 24 hours and give you a satisfactory solution.

Brand: TowerTop


Color: 25A


Product Dimensions: 7.68"D x 10.04"W x 4.92"H


Output Voltage: 12 Volts


Specification Met: BC, FCC, ETL


Product Dimensions: 10.04 x 7.68 x 4.92 inches


Item Weight: 5.08 pounds


Date First Available: April 16, 2019


Manufacturer: TowerTop


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Nov 23

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Nice looking and nice performing.
Color: 25A
This model is priced just right for me. I could have gone with a cheaper model or a more expensive model. I chose this model because it looks pretty cool and the reviews are great. You cant go wrong with it. I replaced my older lead acid model that had a max output rate of 12A but would not charge my newer gel batteries. This guy chargers the big suckers up quite quickly. Thye display shows Voltage, output current and current charge state of the gels in percentage and voltage. Cant go wrong with this guy. Sturdily made, easy to use and solid. ... show more
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 5, 2023 by john steele

  • Excellent Charger
Color: 25A
This charger is light, compact, and easy to use. It pretty much runs its own checks during the charging phase. Bought a new battery for the car and put the charger on it before installation. Off the shelf battery was at 12% charge. Put this charger on it and within 15-20 minutes, it was fully charged. ... show more
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 25, 2023 by Gary F.

  • Pretty good.
Color: 25A
Seems to work fine. It doesn't instill the most confidence as my granddads old 50 pound charger but I've had a couple batteries that were completely dead from a truck that sat for months and it charged them fine and the batteries have been fine since.
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 24, 2023 by R.L.F

  • Gift for my Husband!
Color: 25A Pro
The seller did all the heavy lifting for me-Thank Goodness! They did an incredible job in their description of their battery charger, so that I knew it fit all of the criteria that my husband was looking for. Which made this purchase eazy pleazy me! Thank you for a easy process!!
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 5, 2023 by Policeproperty

  • Good so Far
Color: 15A
So for not a problem. Unit works great!!!
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 30, 2023 by Amazon Customer

  • As Advertised
Color: 25A
Seems to work well.
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 26, 2023 by Motopilot

  • Packaged very well.
Color: 15A
I have used this on both a 6 volt battery on my farmall tractor also on a 12 volt on my ATV. I am very happy with the proformance.
Reviewed in the United States πŸ‡ΊπŸ‡Έ on July 8, 2023 by Tim

  • Great Charger that I Recommend!
Color: 25A
I have had this charger for two years and it is my go to charger all the time. I do repairs on ATV's and SXS's. Almost every vehicle that comes in has battery problems. Recreation vehicles are used and then put away and then most of the time not touched until it's time to use them again. This charger has brought many of these batteries back to life that normally would need to be replaced. The recondition function does take quite a bit of time , but is well worth the results. The only down side is that the battery needs at least 3 volts for the charger to start working. If I have a battery under 3 volts, then I put an old manual charger on it for about 15 minutes. After that it will usually have enough voltage to let this charger start working. But that small inconvenience is worth what this charger can do. On a sad note, this charger recently blew up from my own fault. I was charging an ATV outside my shop while I was test riding another on my 22 acre property. Out of nowhere it started raining. I was to far away from the shop to get there quick enough to stop the charger from getting hit with the rain. I opened it up to dry it out and saw a burn mark on the plastic case where the water arced. I saw two burned resistors. I contacted Tower Top with the location of the burned resistors and asked them for the specs of the resistors so I could order replacements. They promptly answered back with just what I needed. Great Service from them! I have ordered the new resistors and hopefully that is all that was damaged and I can bring this unit back to life. In the mean time I have ordered the Pro Model which is above this model. It says it will work down to 1 volt in the battery. I am looking forward to the same great quality and service that I got out of the first charger. The only downside to this charger is the clamps. Sometimes the biting area is a little hard to make a connection in a confined area or on a smaller battery and the colored plastic clamp covers just clip onto the metal clamp and are not strong at all. They come off very easily. Just having the cable swing down while moving the unit and having them contact the floor, bench or anything can break off the tabs on the clamps plastic covers. This is the only area I can say needs improvement. But all the positives of this charger out weigh the weak plastic covers. I would highly recommend this charger. I will write a review of the Pro Model after I have some experience with it. ... show more
Reviewed in the United States πŸ‡ΊπŸ‡Έ on August 23, 2022 by Venom

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