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PEMP 19K Views
Nov 21, 2025 11:23 PM

Milwaukee REDLITHIUM Battery Packs: M12 High Output XC5.0 Battery

$60

$119

49% off
& More + Free S/H $99+ Ordersat Way Source
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Deal Details
Way Source has Select Milwaukee REDLITHIUM Battery Packs on sale. Shipping is free on orders $99+, otherwise is $6.50.

Thanks Community Member PEMP for sharing this deal

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Editor's Notes

Written by slickdewmaster | Staff
  • About this Offer:
    • Our research indicates that Milwaukee 48-11-2450 M12 REDLITHIUM High Output XC5.0 Battery Pack is $39 less (39.40% savings) than the next best available price from a reputable merchant with prices starting from $99 at the time of this posting.
  • Refer to Way Source Refund Policy

Original Post

Written by PEMP
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Way Source has Select Milwaukee REDLITHIUM Battery Packs on sale. Shipping is free on orders $99+, otherwise is $6.50.

Thanks Community Member PEMP for sharing this deal

Available Options:

Editor's Notes

Written by slickdewmaster | Staff
  • About this Offer:
    • Our research indicates that Milwaukee 48-11-2450 M12 REDLITHIUM High Output XC5.0 Battery Pack is $39 less (39.40% savings) than the next best available price from a reputable merchant with prices starting from $99 at the time of this posting.
  • Refer to Way Source Refund Policy

Original Post

Written by PEMP

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Top Comments

Community Reviews

Milwaukee's M12 High Output batteries stand out for compact tools that need long runtime, especially the XC5.0 and 6Ah packs. The wider base also works well as feet when setting down pistol grip tools, and two batteries can cover full days without adding much bulk. The main caution is buying through third party sellers, since counterfeit risk and warranty coverage are both concerns, even though genuine packs can still carry warranty from the build date. Free US shipping starts over $99 from WaySource, which helps if you bundle two packs.

  • Two HO 5.0Ah M12 batteries can cover full days of tool use without noticeable bulk on compact M12 tools.

  • A wider battery base can act like feet for setting pistol-grip style tools down between uses.

  • Any Milwaukee 12V charger can be used, and slower charging can reduce heat-related battery degradation.

  • WaySource can provide free US shipping on orders over $99, which can simplify checkout costs.

  • Buying from non-authorized third-party sellers can increase counterfeit risk and may complicate warranty coverage.

  • Milwaukee warranty timing can be limited to three years, so build-date-based coverage may expire before opening the box.

  • Warranty may be determined from the battery build date and serial number even without a receipt, which can still leave timing uncertainty.

  • Used Milwaukee chargers may have reliability issues, with multiple charger failures reported across M12 and M18 models.

Common Questions (4)

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24 Comments

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Nov 23, 2025 2:43 AM
811 Comments
Joined Oct 2007
ISARNov 23, 2025 2:43 AM
811 Comments
Can anyone recommend a charger for this battery? I received the tool as a gift, but it came without a charger.
Nov 23, 2025 6:06 AM
26 Comments
Joined Dec 2023
TalentedSnake163Nov 23, 2025 6:06 AM
26 Comments
Quote from ISAR View quoted comment :
Can anyone recommend a charger for this battery? I received the tool as a gift, but it came without a charger.
Any Milwaukee 12V charger will do. The slower the charger the longer the battery life because heat is a major catalysts for battery degradation. Side note, 35%-50% state of charge (SoC) is optimal if you're not using the battery for an extended period of time. Voltage is the other main catalyst for battery degradation. After 55% SoC, the voltage starts rising significantly at each 5% SoC increment. After 90% SoC, the voltage rises exponentially.
1
Nov 23, 2025 6:12 AM
26 Comments
Joined Dec 2023
TalentedSnake163Nov 23, 2025 6:12 AM
26 Comments
Wow, shipping is free to the US too from WaySource on orders over $99. I figured it would be international rates. I'll be buying from them more often
Nov 23, 2025 4:09 PM
3.9K Comments
Joined May 2015
WildflowerGuruNov 23, 2025 4:09 PM
3.9K Comments
Quote from ISAR View quoted comment :
Can anyone recommend a charger for this battery? I received the tool as a gift, but it came without a charger.
Charger part number is 48-59-2401

There is a dual M18 / M12 which costs more

Facebook marketplace or craigslist. Don't buy used.

Good luck with reliability. I've owned 20+ of the M12 and M18 chargers. Over half have failed without any explanation. All came from tool kits at home depot or authorized sellers online.

Milwaukee and EGO have been clown world with their batteries and chargers
Nov 24, 2025 7:20 PM
1 Comments
Joined Nov 2025
UniqueStraw163Nov 24, 2025 7:20 PM
1 Comments
Good price
Pro
Nov 25, 2025 11:52 PM
12K Comments
Joined Feb 2012
nottrollin
Pro
Nov 25, 2025 11:52 PM
12K Comments
What is good 'Slickdeals' price on an M12 12-Volt XC Extended Capacity 6.0Ah battery?
Nov 27, 2025 1:09 AM
2 Comments
Joined Nov 2017
bracguy345Nov 27, 2025 1:09 AM
2 Comments
Quote from nottrollin View quoted comment :
What is good 'Slickdeals' price on an M12 12-Volt XC Extended Capacity 6.0Ah battery?
$49 for the 6Ah M12 battery. HD is running an in-store special Nov27th - Dec 3rd (as supplies last). Act fast, it won't get any lower...

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Nov 28, 2025 2:19 PM
120 Comments
Joined Jun 2013
PaulJ4259Nov 28, 2025 2:19 PM
120 Comments
2 for $96 right now on Woot if you use the app. (Go to very end of checkout to see 20% off)
Nov 29, 2025 5:28 PM
75 Comments
Joined Mar 2024
TenseHorn5017Nov 29, 2025 5:28 PM
75 Comments
Depot has a better porice for Black friday

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