Portable high-pressure inflation kit for automotive and site equipment
The Milwaukee M12BI-402B Sub Compact Inflator Kit is engineered for rapid and controlled inflation of car tyres, light commercial vehicles, and compact equipment. Powered by the Milwaukee M12 platform, the high-efficiency motor and pump system delivers up to 8.27 bar (120 PSI), supporting workshop, fleet, and mobile service operations.
An illuminated LCD display provides real-time digital pressure readings and battery status. The integrated auto shut-off function inflates to the user’s pre-selected pressure, ensuring repeatable accuracy with ±3% gauge precision. The 660 mm hose with all-brass Schrader chuck, combined with onboard nozzle storage and anti-vibration rubber feet, enhances field usability and operational stability.
Specifications:
- Voltage: 12 V
- Maximum pressure: 8.27 bar / 120 PSI
- No-load air delivery: 24.9 L/min
- Hose length: 660 mm
- Gauge accuracy: ±3 %
- Duty cycle: 50 % (10 min on / 10 min off)
- Battery platform: Milwaukee M12
- Battery capacity included: 2 × 4.0 Ah REDLithium
- Charger included: Milwaukee C12 C
- Storage: 16″ contractor tool bag
Package Contents:
- Milwaukee M12 BI inflator
- 2 × M12 B4 4.0 Ah REDLithium batteries
- 1 × Milwaukee C12 C charger
- 16″ Milwaukee contractor tool bag
- Ball inflation needle
- Presta chuck
- Inflator nozzle
- Schrader chuck
Note: Compatible with all Milwaukee M12 REDLithium batteries. Supplied as a complete twin-battery kit with charger and soft storage bag.














