Pros
- •Excellent performance with heavuty tools like a sliding compound mitre saw.
- •Impressive lifespan even under high power demand.
- •Additional weight enhances control, especially with impact wrenches.
- •Features a convenient 'fuel gauge' for checking remaining charge.
- •Compatible with all 8 Milwaukee tools and any M-18 charger.
- •Provides longer run times compared to smaller 3.0 Ah and 4.0 Ah batteries.
- •Comes with a ear warranty, providing peace of mind.
- •New batteries offer resistance to oils, grease, and solvents, improving durability.
- •LED charge meter clearly displays battery status.
- •Overheat/overload protection features prevent damage during intensive use.
Cons
- •Battery longevity is poor for heavy users, declining significantly after two years.
- •Performance and longevity are disappointing, especially given Milwaukee's brand reputation.
- •Batteries may require frequent replacement, prompting consideration of other brands.
- •Battery performance may drop suddenly without warning.
- •Issues with size and fit, suggesting a potential quality control problem.
- •XC5.0 and XC8.0 High Output batteries do not hold charge well.
- •User frustration over the declining quality of Milwaukee products.
- •Some users experienced excessive pricing given the fitment issues.
- •The battery did not fit into some Milwaukee tools due to oversized molding.
Bottom Line
The Milwaukee 48-11-1852 M18 REDLITHIUM XC 5 Ah Battery offers impressive performance and durability with heavy-duty tools and is backed by a solid 3-year warranty. However, concerns about its declining longevity, potential fitment issues, and inconsistent charge performance may make it less appealing for heavy users. Consider these factors carefully, especially if Milwaukee's brand reputation and price play a decisive role in your purchasing decision.
Lowest at any Popular Retailer
$89.99 at walmartWhere to Buy
Prices last updated: August 26th 2025 2:16 pm
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