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Top-10 12v Battery Maintainers

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We processed 21,274 reviews of 12v battery maintainers. Prices range are from $9.99 to $35.99 (September 2020)

Best Choice

MOTOPOWER

MP00205A 12V 800mA Fully Automatic Battery Charger/Maintainer - Rescue and Recover Batteries

1 place

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9.7

  • Details
    US Average selling price - $10.47
    • Make sure this fits by entering your model number
    • [ compact, smart and durable ] - it can charge all types of 12v lead-acid batteries, including flooded or sealed maintenance free batteries (agm and gel cell)
    • [ fully automatic ] - no need of any manual operation, just plug and leave it for charging and maintaining your batteries automatically for long time
    • [ multi-level safety protection and battery rescue ] - micro-processor controlled program
    • [ sae quick release adapters ] - with sae quick release connection options: ring terminals (7

BLACK+DECKER

BM3B Fully Automatic 6V/12V Battery Charger/Maintainer with Cable Clamps

2 place

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9.7

  • Details
    US Average selling price - $16.16
    • Make sure this fits by entering your model number
    • Charges and maintains 12 volt and 6 volt agm, gel and wet batteries
    • Easy connection to vehicle battery using battery clips and o-ring terminals
    • Stops charging automatically when battery is fully charged or topped off, switching to float mode monitoring
    • Built-in circuit protection guards against overcharging, reverse polarity, or short circuit; etl certified for performance and safety

Orion Motor Tech

12V to 14.8V Automatic Lead Acid Battery Charger/Maintainer, 1.2A Trickle Charger for car, Truck, Boat, Motorcycle, RV,

3 place

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9.4

  • Details
    US Average selling price - $9.99
    • Make sure this fits by entering your model number
    • Trickle charger ----- it can charge all types of 12v lead-acid batteries, including flooded or sealed maintenance free batteries (agm and gel cell)
    • Fully automatic ----- no need of any manual operation, just plug and leave it for charging and maintaining your batteries automatically for long time
    • Micro-processor controlled program ----- no worry about overcharge, short circuit and reverse polarity
    • Easy operation ----- energy saving design with one led indicator to display different charging status

FOVAL

Automatic Trickle Battery Charger 12V 1000mA Smart Battery Charger

4 place

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8.8

  • Details
    US Average selling price - $19.98
    • Make sure this fits by entering your model number
    • (safety with etl listed): spark proof during lead connection, reverse polarity protected and includes a 8 foot output cord and 2 year warranty
    • Perfect for all lead-acid, flooded or sealed maintenance free batteries (agm and gel cell), also complete 4-step charging program (initialization, bulk charge, absorption mode, float mode)
    • Small size 3. 9 x 2. 4 x 1. 25 in and suitable for most vehicles: adapts to all kinds of 12v battery for automobiles, motorcycles, atvs, personal watercraft, rvs, boats, airplanes, golf carts, back-up generator systems lawn mower, etc, batteries using either the ring or alligator connectors, automatically switches to float, maintenance voltage after fully charging the battery
    • Intuitive led indicators provide visual state-of-charge feedback and diagnostic information

NOCO

Genius G1100 6V/12V 1.1 Amp Battery Charger and Maintainer

5 place

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8.6

  • Details
    US Average selling price - n/a
    • Make sure this fits by entering your model number
    • The most convenient way to charge and maintain any vehicle for extending battery life and year-round battery maintenance of your car
    • Completely recharge smaller capacity batteries on motorcycles, atvs, snowmobiles, personal watercraft
    • Works with all types of 6-volt and 12-volt lead-acid batteries, including wet, gel, and agm
    • Keep your battery fully charged without worry or overcharge

Mroinge

MBC055 6V/12V 5.5A Smart Vehicle Battery Charger Maintainer for Cars Motorcycles RVs TVs Boat for Normal Lead Acid GEL

6 place

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8.5

  • Details
    US Average selling price - $33.90
    • Make sure this fits by entering your model number
    • All-in-one smart fast charger 12v/2a, 12v/5
    • Multi-purposes battery charger / maintainer perfect for charging all types of 6v and 12v lead-acid batteries
    • Multi-safety protections spark-proof technology / reverse polarity protection / short-circuit protection / overcharging protection/ over temperature protection / water-resistant (ip65) / bad battery identify and power down memory function
    • 4-stage smart charging soft start / bulk / absorption / floating charge by mcu controller, perfect for keeping your vehicles fully-charged and maintained during year-round battery maintenance or long-term storage for improved performance and battery life

Schumacher

SC1300 1.5A 6/12V Fully Automatic Battery Maintainer

7 place

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8.4

  • Details
    US Average selling price - $29.99
    • Make sure this fits by entering your model number
    • Provides 1. 5a to maintain your 6v or 12v battery
    • Microprocessor-controlled, with multi-stage charging for added precision, safety, and battery life
    • Auto voltage detection automatically detects 6 or 12v batteries
    • Reverse hook-up protection ensures charger will not operate if clamps are reversed

Battery Tender

12 Volt Junior Automatic Battery Charger

8 place

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8.3

  • Details
    US Average selling price - $25.50
    • Make sure this fits by entering your model number
    • Spark proof during lead connection, reverse polarity protected and includes a 12-foot output cord and 5-year warranty
    • Perfect for charging all 12-volt lead-acid, flooded or sealed maintenance free batteries (agm and gel cell) and safety timer-80 hours
    • Complete 4-step charging program (initialization, bulk charge, float mode) allows for optimization of battery power, without overcharging
    • Automatic charge cycle functionality switches to float mode after fully charging the battery

DieHard

71219 6/12V Shelf Smart Battery Charger and 2A Maintainer

9 place

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7.9

  • Details
    US Average selling price - $25.99
    • Make sure this fits by entering your model number
    • Micro processor controlled, fully automatic, 5-stage charging process for precise charging and monitoring batteries
    • Led indictor will flash if clamps are reversed and charger will not operate
    • Features battery maintaining to prevent overcharging, charging will resume if battery becomes discharged
    • Versatile quick-connect harness with 50a clamps, 12v accessory plug or permanent ring connectors

BMK BLUEMICKEY

BMK 12V 5A Smart Battery Charger Portable Battery Maintainer with Detachable Alligator Rings Clips Fast Charging

10 place

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7.8

  • Details
    US Average selling price - $35.99
    • Make sure this fits by entering your model number
    • Upgraded defective battery detect/fast charging car battery boosterupdated with battery condition diagnose to detect the defective battery before charge
    • Upgraded 72-hour safety features/multi safety protections - battery rescue and recoverupdated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging
    • 4-stage smart charging - fully automatic boat battery charger 12v battery charger operated with 4 stages automatic charging process by mcu controller
    • Multi-purposes deep cycle battery chargerpb/sla/vrla/gel/agm lead acid battery charger tender

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