Vacuum Pump Kit, M18 Battery and Charger includred

Milwaukee 2941-21 – M18 FUEL™ 5 CFM Cordless Vacuum Pump with REDLITHIUM™ Battery System

The Milwaukee 2941-21 M18 FUEL™ Vacuum Pump delivers a 5 CFM evacuation rate with the power and portability of the M18™ battery platform. Designed for HVAC and refrigeration system service, this cordless vacuum pump combines the performance of a brushless motor with the flexibility of multi-port connectivity, supporting faster evacuation on residential and light commercial systems.

With a fully enclosed design and integrated check valve, the 2941-21 prevents system contamination and backflow during operation. Compatible with standard M18™ REDLITHIUM™ batteries, the unit provides extended runtime, including up to 90 minutes in manifold mode. A gas ballast valve and oil management features simplify service intervals and reduce downtime between jobs.

Key Features

• POWERSTATE™ Brushless Motor: Provides corded performance with 5 CFM airflow for rapid system evacuation.
• Multi-Port Configuration: Includes 1/2", 3/8", and 1/4" ports to support various hose sizes and evacuation setups.
• Manifold Mode Runtime: Delivers up to 90 minutes of continuous operation using M18™ REDLITHIUM™ batteries.
• Ball Valve Isolation: Allows battery replacement without disconnecting from the system.
• Check Valve Protection: Prevents oil backflow and protects connected systems when the pump is powered off.
• Gas Ballast Valve: Helps extend oil life by reducing moisture contamination during operation.

Technical Specifications

• Model: 2941-21
• Airflow: 5 CFM (free air displacement)
• Motor: POWERSTATE™ Brushless
• Power Source: M18™ REDLITHIUM™ Battery
• Port Sizes: 1/2", 3/8", and 1/4" SAE
• Runtime: Up to 90 minutes (dependent on application and battery type)
• Kit Includes: Vacuum Pump, M18™ REDLITHIUM™ HIGH OUTPUT™ XC8.0 Battery, and charger

Installation and Use

This vacuum pump is jobsite-ready and requires no external power source. Battery installation is tool-free, and the system is compatible with standard manifold hoses and accessories. Proper use requires adherence to manufacturer-specified evacuation procedures and connection protocols. Oil should be monitored and replaced as necessary based on application load.

Professional Applications

The Milwaukee 2941-21 is built for HVAC technicians and mechanical contractors performing residential and light commercial system evacuation. Its compact footprint and cordless design support service in areas without direct power access, while features like tool-free isolation and oil maintenance access reduce time spent between tasks.