Makita Battery Adapters

Building Makita Battery Adapters

Of course you could attach wires directly to the outputs of a Makita battery, but that’s obviously not a good idea.

For safety, ruggedness and modularity, do what power tools do, and create your own slide-on adapters that can be safely attached to Makita batteries.

Overview

In the section we’ll explore the many options you have:

  • Contact Plates:
    You can get these for very little money if you look around a bit. Contact plates resemble the adapter part that slides into the battery. They can serve as the basis of your self-constructed adapters, and are used inside many 3rd party adapters.

  • Pre-Made Adapters:
    These adapters require no extra work and are ready-to-use. When you slide them onto a battery, they deliver the raw battery power.
    • Repurposing:
      Cheap 3rd party accessoires are often simple to disassemble. Replace their internals with your own DIY project.
    • Pre-Made Housings:
      Empty housings are also available: essentially the housings that are used by 3rd party accessoires, but empty. See the 3rd party accessoire on the right, and its empty housing sold separately on the left:

  • 3D-Print:
    With access to a 3D printer, design and print your own adapter housings tailored exactly to your needs:
    • incorporate pre-made contact plates
    • use only the metal parts of a pre-made contact plate, and insert them directly into your 3D printed design
    • use pre-made yellow digital interface plugs and incorporate them into your design if you want to also use the Makita digital interface.
    • insert simple spade terminals into your 3D print as a fall-back if you don’t have contact plates.

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(content created Oct 10, 2025 - last updated May 07, 2026)