TLDR Review: Milwaukee M18 9.0 Ah Battery Pack
Pros
- •Milwaukee warrants the batteries, providing support for replacements, though it can be a hassle.
- •Some M12 batteries have been noted for reliability, with no failures in over 4.5 years despite heavy use.
Cons
- •Multiple reviews report the battery failing to power tools, despite appearing visually new.
- •Charger indicates full charge, but the battery itself often shows a dead status.
- •Issues with the battery management system (BMS) are suspected, causing charging and operational failures.
- •Batteries have inconsistent performance, with quick charge cycles and only displaying three bars instead of four.
- •There are widespread concerns over the battery not holding a charge well, with premature failure being common.
- •Despite the 18.5 volts reading, the battery frequently fails to perform, leading to dissatisfaction.
- •Some batteries tend to fail within six months, disrupting tool availability and causing inconvenience.
- •Many users express disappointment over the declining quality compared to previous models.
- •Customers are discouraged due to the battery's failure to support prolonged use, especially with lawn care tools like trimmers.
- •Quality control issues are frequently mentioned, often leading to concerns about the value for money, given the high price point.
Bottom Line
The Milwaukee Electric 48-11-1890 M18 18VDC Red Lithium-Ion High Demand 9.0 Ah Battery Pack has been met with significant criticism for its reliability and performance issues. Buyers should be cautious, particularly if they require consistent and long-term battery performance for their Milwaukee tools. Considerations of value for the price and frequent failures mentioned by multiple reviewers suggest exploring alternative battery options or making sure to leverage Milwaukee's warranty if necessary.
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