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Milwaukee M18 REDLITHIUM HIGH DEMAND 9.0 Battery

Model number
48-11-1890

The Milwaukee 48-11-1890 M18 REDLITHIUM HIGH DEMAND 9.0 Battery is a legacy high-capacity 9.0Ah pack built for demanding runtime needs on the M18 system. Its HIGH DEMAND line was designed to support heavier-load applications before Milwaukee's later HIGH OUTPUT and FORGE generations, making it relevant as a previous-generation large-capacity option. The battery is compatible across the M18 platform and can support larger saws, vacuums, and outdoor power tools where runtime takes priority. It is best for users who want a high-capacity older-generation pack and understand that newer premium batteries may offer better charging speed and power delivery.

identifiers stable · addressable
Model no.
48-11-1890
Brand
Milwaukee
Category
Battery
Canonical URL
/milwaukee/battery/48-11-1890-m18-redlithium-high-demand-9-0-battery/
12 spec rows · each row is anchorable

§ Specifications

#specifications
Product Type
Battery
Voltage (V)
18
Amp Hours
9
Battery Platform
M18
Battery Line
REDLITHIUM HIGH DEMAND
Fuel Gauge
No
Oil Resistant
No
Weight (lbs)
2.4
Height (in.)
3.4
Length (in.)
5.1
Width (in.)
3.1
Warranty
3-year limited

§ What's Included

01 (1) M18 REDLITHIUM HIGH DEMAND 9.0 Battery Pack (48-11-1890)

§ Warranty

3-year limited

§ FAQ

What tools is the 48-11-1890 battery compatible with?

It is compatible with Milwaukee M18 cordless tools that use the M18 battery platform.

How long does it take to charge?

Milwaukee does not list standard, rapid, or super charger times for the 48-11-1890 in the provided spec data.

How much capacity does it provide?

This battery provides 9.0Ah of capacity at 18V for high-runtime applications.

Does it have a fuel gauge?

No. The 48-11-1890 does not include a fuel gauge.

How does it compare with newer large-capacity batteries?

It is an older high-demand design and does not include the newer HIGH OUTPUT or FORGE chemistry, fuel gauge, or faster charging features found on newer premium batteries.

What warranty comes with the battery?

The 48-11-1890 includes a 3-year limited warranty.