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Replacement Battery for Xiaomi S51

Verified to fit the Xiaomi S51

These listed battery have a verified catalog link to Xiaomi S51. Compare each listing's pack size, part number if published, and specifications. Verification of the model does not replace checking the details of your particular unit.

Battery compatible with Roborock E4, E35, S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55 - compatible with Xiaomi S51
Battery compatible with Roborock E4, E35, S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55
$65.99
Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Capacity12800mAh
Voltage14.4V
TypeLi-Ion
Cell Type18650
Weight420g
Replacement Battery compatible with Roborock S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S61, S65, S65 MaxV, S65 Pure, T4, T6; Xiaomi 1S, S50, S51, S55 - compatible with Xiaomi S51
Replacement Battery compatible with Roborock S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S61, S65, S65 MaxV, S65 Pure, T4, T6; Xiaomi 1S, S50, S51, S55
$58.99
Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Capacity6800mAh
Voltage14.4V
ChemistryLi-ion
Weight420g
Battery (14.4V) compatible with Roborock S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55 - compatible with Xiaomi S51
Battery (14.4V) compatible with Roborock S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55
$111.992-pack
Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Voltage14.4V
Capacity12800mAh
TypeLi-ion
ChemistryLithium
Cell Size18650
Battery compatible with Roborock Q70, Q70 Max, S5 Max, S6, S7, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S61, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55 - compatible with Xiaomi S51
Battery compatible with Roborock Q70, Q70 Max, S5 Max, S6, S7, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S61, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55
$61.99
Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Nominal Capacity9800mAh
Voltage14.4V
Battery TypeLi-Ion
Cell Type18650
CertificationCE, FCC, RoHS, UL
Battery (14.4V) compatible with Roborock Q75, Q75 Max, S5 Max, S6, S7, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55 - compatible with Xiaomi S51
Battery (14.4V) compatible with Roborock Q75, Q75 Max, S5 Max, S6, S7, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55
$55.99
Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Capacity5200mAh
Voltage14.4V
TypeLi-Ion
Weight420g
CertificationsCE, FCC, RoHS, UL
Battery (4000mAh) compatible with Roborock S5 Max, S6, S50, S51, S55, S60, S65; Xiaomi S50, S51, S55 - compatible with Xiaomi S51
Battery (4000mAh) compatible with Roborock S5 Max, S6, S50, S51, S55, S60, S65; Xiaomi S50, S51, S55
$50.99
Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Nominal Capacity4000mAh
TypeLi-Ion
Voltage14.4V
Cell Size18650
Weight420g

Xiaomi S51 Battery: quick facts

Verified options
6
Price
$50.99 to $111.99
Pack sizes
2-pack
Shipping
Free to the US
Warranty
12 months, 30-day returns

Common questions

Which Battery fits the Xiaomi S51?

These 6 listings are linked to the Xiaomi S51 as a verified fit: Battery compatible with Roborock E4, E35, S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55; Replacement Battery compatible with Roborock S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S61, S65, S65 MaxV, S65 Pure, T4, T6; Xiaomi 1S, S50, S51, S55; Battery (14.4V) compatible with Roborock S5 Max, S6, S50, S50 Max, S51, S55, S55 Max, S60, S60 Pure, S65, S65 MaxV, S65 Pure, T4; Xiaomi 1S, S50, S51, S55 and more.

How much does the Xiaomi S51 Battery cost?

$50.99 to $111.99 on this page, with free shipping to the US.

How do I confirm my model before ordering?

Check the full model identifier on your Xiaomi S51. Then compare the pack contents and specifications on the part page.

Is this an original Xiaomi part?

No. It is an aftermarket compatible part, not made or endorsed by Xiaomi. It comes with a 12-month warranty and 30-day returns.

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