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Red rectangular lithium-ion battery with Milwaukee M12 branding

Cameron & Co

Cameron & Co DS-CS-MKM120PX 4 Ah Li-ion battery for Milwaukee M12

SKU CH-ZAGC-0YCQJ MPN DS-CS-MKM120PX

4 Ah lithium-ion replacement powers a wide range of Milwaukee M12 cordless tools

  • 4 Ah capacity extends runtime on Milwaukee M12 tools
  • Li-ion chemistry delivers consistent power without memory effect
  • Replaces Milwaukee part numbers 48-11-2402, 48-11-2412 and 48-11-2440
  • Fits a wide range of M12 drill, driver and saw models
  • Brand-new condition ensures full performance from first use

Compatible M12 cordless tools

This 4 Ah lithium-ion battery fits a wide range of Milwaukee M12 tools including drills, drivers, impact wrenches, saws, and multi-tools. It matches the form factor and voltage of the original packs so it slides into the same bay and works with the existing charger. The multicolour housing makes it easy to spot on a busy bench.

Replaces lower-capacity packs

Swapping a 2 Ah or 3 Ah pack for this 4 Ah unit extends run time on high-draw tools such as the M12 BDDX hammer drill or M12 FUEL impact driver. The upgrade is worthwhile when a single charge must last through a full day of fastening or drilling without a mid-job recharge. Users who only run light-duty tools intermittently may not notice the difference.

Fits existing M12 ecosystem

The pack uses the standard M12 slide-on interface, so no adapter or firmware update is required. It charges on any Milwaukee M12 charger already in the kit and maintains the same balance and weight distribution as the factory battery. Builders who need more than one pack can mix this unit with original batteries on the same job.

How it compares

Measured against everything we stock in Disposable & Rechargeable Batteries, at today’s prices. Recalculated every night.

Price $36.99
Pricier than about 57% of the 985 comparable items (median $28.99).

Specifications

Product
Brand nameCameron Sino
Model nameDS-CS-MKM120PX

Questions about this item

Will the DS-CS-MKM120PX slide onto my M12 BID impact driver without an adapter?

Yes, the battery mates directly with the M12 BID and every other M12-series tool listed in the compatibility data.

Which way round does the DS-CS-MKM120PX go into the tool, and what clicks to confirm it is seated?

Align the battery rails with the tool slots, push straight in until the latch clicks audibly; forcing it at an angle can bend the contacts.

When the DS-CS-MKM120PX no longer holds a usable charge, what is the correct way to dispose of it?

Treat it as lithium-ion waste — take it to a designated battery recycling point or household hazardous-waste collection, never put it in general rubbish.

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