Milwaukee M12 Inflator 2475-20

Last updated: October 31, 2026

Milwaukee M12 Inflator 2475-20
3.5/5#17 of 22 in cordless tire inflators
3.5

For M12 owners who want a compact cordless inflator for car tires and top-ups. M18 owners or anyone with truck tires should look at the faster 2848-20.

  • Milwaukee M12 battery (sold separately)Power
  • 120 PSIMax pressure
  • 24.9 L/minAirflow
  • YesAuto shutoff
  • 3 yearsWarranty
Check price at Amazon$112

Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • Small enough to keep in a truck door pocket or tool bag
  • Stops by itself at the pressure you set, without overshooting
  • Runs on the M12 batteries many tool owners already have
  • Caged body survives being knocked around a job site
Cons
  • Slow on big truck tires and needs rest breaks
  • Battery and charger cost extra
  • Tops out at 120 PSI, short of most rivals

How it scores

The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Specifications

Model number2475-20
Inflating
Max pressure120 PSI
Airflow (maker)24.9 L/min
Auto shutoffYes
Duty cycle50%
Power
PowerMilwaukee M12 battery (sold separately)
Build
Air hose26 in
LightYes
Dimensions7.5 x 6.5 x 6.5 in
Weight3.5 lb
Warranty3 years
Released2018-05

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