Free Shipping on Domestic Orders $75+
Apple Watch (42 mm Series 2) Battery

Condition: New
Part or Kit

OptionPart Onlynot selected

OptionFix Kitselected
Frequently Bought Together
Sale price $19.95
Sale price $6.99
Wholesale pricing and financing for repair professionals.
Join iFixit Pro- Purchase with purpose! Repair makes a global impact, reduces e-waste, and saves you money.
- All our products meet rigorous quality standards and are backed by industry-leading guarantees.
- Same day shipping if ordered by 4PM Eastern.
- 30-day returns
This Apple Watch (42 mm Series 2) replacement battery is what you need to bring your dead smartwatch back to life!
Battery degradation is an inevitable part of your smartwatch's lifespan — extend it with this new replacement battery compatible with Apple Watch (42 mm Series 2). If your smartwatch, won’t turn on, won’t hold a charge, or you simply experience poor battery life, this replacement battery may be what you need to fix it.
For optimal performance, calibrate your newly installed battery: Charge it to 100% and keep charging it for at least 2 more hours. Then use your device until it shuts off due to low battery. Finally, charge it uninterrupted to 100%.
This new replacement battery will only fit in the 42 mm Series 2 Apple Watch.
Learn more about safe lithium-ion battery handling and proper disposal.
| Watt Hours | 1.27 Wh |
|---|---|
| Voltage | 3.8 V |
| Milliamp Hours | 334 mAh |
| iFixit Part Number | IF334-005-2 |
Replacement Guides
Apple Watch Series 2 Battery Replacement
Service value proposition
Purchase with purpose
Repair with confidence
Fast shipping