Milwaukee M18 Top-Off 175W Power Supply


The Milwaukee Top-Off Power Supply simultaneously charges and powers the electronics

Charging and switching your devices on at the construction site just got easier with the 175W power supply Milwaukee M18 Top-Off 175W (2846-20). With this power adapter plugged into an M18 battery, your phones, tablets, and more will get power quickly and at the same time.

10 second summary

  • Model: Milwaukee 2846-20
  • Connects to any Milwaukee M18 battery
  • Provides simultaneous power supply from a 120 V wall socket, a USB-C port and a USB-A port
  • Charges 3 devices at the same time
  • No speed reduction
  • Maintains full performance even when all ports are in use
  • Metal rafter hooks
  • Available 2020
  • Price: $ 99

Portable power supply for all your devices

The Milwaukee M18 top-off power supply delivers 175 continuous watts to up to three devices at the same time. It has a 120 V socket, a USB-C PD port and a USB-A port. The best part is that you can charge all three devices at the same time. The Milwaukee PSU provides power without throttling the output for each port. Practical buttons activate and deactivate the USB and 120 V sockets.

The Milwaukee M18 power supply is also the first to include a USB-C charging port for powering a battery platform for power tools. This type of USB charging works faster than traditional chargers and delivers up to 45 W. On compatible devices, it charges up to 75% faster than traditional 5 W chargers. All you need is a USB-C charging cable to take advantage of the increased speed.


Comparison of Milwaukee Power Solutions

This is how the various Milwaukee Power Supply solutions compare.

Milwaukee M18 Top-Off 175W Power Supply

Of all the features, the one that impresses us the most has to do with the parallel current delivery. Unlike most multi-port power supplies, the Milwaukee Top-Off maintains full performance even when all ports and plugs are used. For example, if you have a laptop, tablet, and phone connected, all three devices will charge at full speed. This will discharge the battery faster – that’s what it’s all about.

Milwaukee M18 Top-Off 175W Power Supply

The Milwaukee M18 power supply comes with a metal rafter hook so you can hang it on carts, lumber, or other materials on the job site. You can set up your charging station with all your valuable electronic devices in close proximity instead of having to find an outlet somewhere out of sight. It offers a convenience that also prevents your equipment from leaving the job site.

Battery options, pricing and availability

Of course, you should have the right batteries ready for all-day charging. While this power adapter works with all Milwaukee M18 batteries, you can get more action with the higher capacity models of the brand. For example, the premium HD12.0 batteries can power multiple devices throughout the day, while the slim 2.0 Ah packs are likely only useful for emergency power or to keep phone or tablet running strong.

Click here for Milwaukee’s full battery options.

Milwaukee M18 Top-Off 175W Power Supply

Milwaukee was planning the top-off M18 power supply for release in November 2020. It costs $ 99 and comes with the company’s 5-year warranty.

Milwaukee M18 top-off power supply specifications

  • Model: Milwaukee 2846-20
  • AC 120V socket
  • USB-C PD (45W) connection
  • USB-A (2.4A) port
  • Weight: 0.8 lbs. (bare tool)
  • Guarantee: 5 years
  • Price: $ 99

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