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Legacy 18V stem-pack system: model and compatibility scope

By 김민성 · ToolBattery editorial

Source review: 2026-10-30 · US English

Legacy 18V stem-pack system is a documented DEWALT system. Legacy NiCd and lithium-ion pack variants are not interchangeable with slide packs merely because nominal voltage is similar.

Independent reference. ToolBattery is not a manufacturer or authorized service center. Model revision, region, condition and the latest manual may change the answer. Do not use an unapproved adapter or modified battery.
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System identity

FieldRecorded fact
ManufacturerDEWALT
PlatformLegacy 18V stem-pack system
Voltage label18V
RegionUS
  • Legacy NiCd and lithium-ion pack variants are not interchangeable with slide packs merely because nominal voltage is similar.

Exact model examples

DEWALT DC9096Legacy 18V Battery · Model detail with primary sourceDEWALT DC9096SLegacy 18V Battery · Model detail with primary sourceDEWALT DC9180Legacy 18V Battery · Model detail with primary sourceDEWALT DCA182018V to 20V Adapter · Model detail with primary source
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Directional rules and exclusions

  • official adapter: Use DCA1820 on an approved legacy tool with an eligible 1.5Ah-5Ah 20V MAX XR pack.

Check a product

Open the compatibility checker · Browse official source records
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Official sources

These source records were reviewed as of 2026-10-30; access methods differ. Open the latest manufacturer manual for your exact type, region and revision before use.

  1. DEWALT — DEWALT to discontinue 18V NiCad batteriesDC9096 and DC9096S were phased out; DC9180 was already discontinued. DCA1820 is not compatible with DCB206, DCB208, DCB210 or FLEXVOLT packs. · full_page · Checked 2026-10-30
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