For the US-market Shark BU3120, we found the OEM part relationships below on manufacturer product pages. Verify the complete code on your machine.
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Source-backed parts
| Part | Type | Fit status | Why | Source |
|---|---|---|---|---|
| XBTR625KSLN Auto-Empty System Battery Pack | Batteries | Check before buying | Confirm the existing battery model and rated voltage first. BU3120 has different generations. The manufacturer requires checking the existing battery model and voltage rating. | SharkNinja ↗ |
Battery generation check required
Shark says the XBTR625KSLN pack is not compatible if the existing rating is 18V or the pack code is XBATR525SL or BATR525SLN. The source lists 21.6V or XBTR625KSLN as compatible. Confirm both labels before ordering.
For a focused fit decision, read the exact compatibility check.
Before you buy
- Read the full model code on the machine label.
- Open the linked manufacturer source and compare the part number.
- For powered parts, compare the generation, voltage, and connector where applicable.
Source checked 2026-10-28
SharkNinja: Auto-Empty System Battery Pack XBTR625KSLN ↗.
Manufacturer listings can change. Verify your machine label and the current product page before buying.
We have no verified data for other part types on this model. An empty category is not a compatibility claim.
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