M18 2-Gallon Wet/Dry Vacuum

Battery answer

Every reviewed M18 pack powers SKU 0880-20 at full rated performance, with no battery-specific condition.

Battery platform
Milwaukee M18
Packs required
Not published by Milwaukee
Battery requirement sources (1)

Milwaukee · Compact Vacuums · SKU 0880-20 · Milwaukee source

Compare the reviewed M18 packs

BatteryCapacityEnergy Power levelAnswer
48-11-1813 12 Ah 216 Wh PWR5 Works
48-11-1820 2 Ah 36 Wh not published Works
48-11-1828 3 Ah 54 Wh not published Works
48-11-1840 4 Ah 72 Wh not published Works
48-11-1850 5 Ah 90 Wh PWR2 Works
48-11-1850R 5 Ah 90 Wh not published Works
48-11-1861 6 Ah 108 Wh PWR4 Works
48-11-1865 6 Ah 108 Wh PWR3 Works
48-11-1881 8 Ah 144 Wh PWR4 Works

Energy is capacity × nominal voltage — our arithmetic on Milwaukee’s figures, not a number they publish. It is the only honest way to compare packs across capacities. Power level is Milwaukee’s own PWR tier where they publish one.

Compatibility sources (1)
  • Milwaukee Toolmanufacturer support, retrieved 2026-07-30
    “All M18 Batteries are compatible with M18 tools & chargers.”

Tool specifications and manufacturer claims

Basic tool facts

BrushlessNo
Weight, bare tool 10.1 lb
Specification sources (1)

Full specifications

As published by Milwaukee for SKU 0880-20, read 2026-07-31. Values are quoted in their units, not reformatted.

Air Flow45 CFM
Air Volume45 CFM
Peak Amps3 A
Height12.12 in
Length (assembledLength)18.5 in
Width8.46 in
Branding Badge: Not Applicable · Tool: Brushed
Blower PortYes
Brushless MotorNo
Accessory StorageYes
Colors Black · Red
Filter TypeHEPA
FUELNo
ChargerNo
Length (lengthin)18.5"
Motor TypeBrushed
Number of Pieces Included5
ONE-KEY EnabledNo
Operating TemperatureN/A
PACKOUT CompatibleNo
Peak Power1 HP
Suction32 in
Tank Capacity2 gal
Vacuum StyleCompact
Warranty5 Year Limited Warranty

What Milwaukee says about it

Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.