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Milwaukee M12 12-Volt Lithium-Ion 2.0 Ah Compact Battery Pack

$64.97

Last updated on March 3, 2025 1:55 pm
Last updated on April 11, 2025 9:55 am Details
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The Milwaukee M12 REDLITHIUM CP2.0 Battery delivers up to 2X more runtime, 20% more power and 2X more recharges than standard lithium-ion batteries. The lithium-ion battery pack features superior pack construction, electronics and performance providing users more work per charge and more work over pack life than any battery on the market. The rechargeable battery also delivers users with 2.0 Ah of runtime. Each battery pack is durably built for heavy-duty use, runs cooler and performs in climates below 0 degree F/minus 18 degree C. Its compact, lightweight design allows users to work in tight work spaces and reduces fatigue. Built-in REDLINK Intelligence protects the battery from overloads, preventing users from damaging their cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. An integrated temperature management system and individual cell monitoring help to maximize battery life. Switch to Milwaukee’s REDLITHIUM CP2.0 Compact Battery Pack to instantly upgrade the runtime and durability of Milwaukee M12 cordless tools.

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  1. Woody

    Worked great with my heated sweatshirt

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  2. Ciscokid

    Using in my heated jacket the 1.0 lasted only like 20 minutes on high the 2.0 about an hour and these 3.0 go for at least 3 hours big improvement over the original 1.0 batterys. My radio would go 7 hours on 2.0 battery but now with the 3.0, 16 hours later it was only down 1 bar. Got the 2 for 1 deal at homedepot.com. for 70$ free ship. Jacket seems to get warmer now too.

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  3. Mannie

    Great addition to anyone’s tool box..I was hoping for a bit more torque (I’m an auto tech) however where this falls short I have other reinforcements.

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  4. Jorge

    These little guys really pack a punch for your12 volt Milwaukee tools,great run time.truly is amazing how much power these little guys can hold

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  5. lvscott67

    Much better than the m18 so far. They hold charge 2 times longer

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  6. JR3HP

    nice not having to change out the typical 2ah batteries twice as frequently compared to the 4ah units. never hurts having more bags. I like to use them for less used tools to make easy to grab “kits” for when they are needed

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  7. Sc maximo

    The outer case keeps breaking and I can’t find a replacement that isn’t a offbramd knock off

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  8. Aidan OD

    Bought the M12 red lithium for my Milwaukee heated jacket… To my dismay, I had both batteries on the charger for a day a piece only to have to work outside in 8 degree weather (-8 degrees with windchill) to find my batteries weren’t charged. I thought we’ll my truck has a an outlet so I will throw it back on the charger, only to see the led indicator flashing green and red. Haven’t had these very long and they have been stored indoors in a heated garage. Very frustrating and cold lesson to learn… unfortunate and not expected from a Milwaukee brand item.

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  9. Neenz

    Does charge anymore. Have only had this m12 battery for a couple months. Now it just flashes. I thought milwaukee batteries were awesome? Maybe the m18s are but not the m12s

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  10. xavier

    It charged the first time (or i think it did), then after that i get the red/green blink and won’t charge.
    None of my other M12 batteries have that problem. I’m going to imagine it’s a M12 XC6.0 problem.
    To top it off, the XC6.0 burned up one of my chargers. I put the battery on the charger, i got the infamous Red/green/red flash and the charger died. I tried the XC6.0 battery on another charger and the same red/green flash, then a solid red/green. I pulled the battery.

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    Milwaukee M12 12-Volt Lithium-Ion 2.0 Ah Compact Battery Pack
    Milwaukee M12 12-Volt Lithium-Ion 2.0 Ah Compact Battery Pack

    $64.97

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