Overview
Battery for MacBook Pro 15" Unibody (A1321, Mid 2009-Mid 2010), Cobalt - 7800 mAh — tested compatible part, category Battery. In the event of failure, replacing it resolves the issue in the vast majority of cases.
Cell technology: lithium cobalt (LiCoO₂).
Cobalt or ternary: what's the difference? Read our guide →
Common symptoms: battery life collapsing, Mac shutting down unexpectedly, “Service Recommended” warning, swollen battery or charging stuck.
Tested and working part: every unit is checked in our technical workshop before shipping.
| Not sure of your model? Turn your Mac over: the reference (e.g. A1502) is engraved underneath. You can also identify it via the Apple menu > “About This Mac”. Then check that your model appears in the compatibility table below. |
Technical specifications
| Part type | Battery |
|---|
| Capacity | 7800 mAh · 85.4 Wh |
|---|
| Max cycles | 1000 |
|---|
| Original battery life | Up to 7 h wireless (original) / Up to 9 h wireless (original) |
|---|
| Brand | Reboot |
|---|
| Condition | Tested and working |
|---|
| Warranty | 2 years (legal warranty) |
|---|
| Included in the box : Installation tool kit: 2 screwdrivers (Pentalobe + Torx), spudger, opening picks, adhesive strip, microfibre cloth and gloves. |
Capacity: original Apple battery vs our battery
| Year | Original Apple | Our battery | Gain |
|---|
| 2009 | 6667 mAh · 73 Wh | 7800 mAh · 85.4 Wh | +17% |
| 2010 | 7078 mAh · 77.5 Wh | 7800 mAh · 85.4 Wh | +10% |
| Reference | BAT-A1321-HQ |
|---|
Our battery capacity computed from its nominal capacity (mAh) and the model voltage. Compared with Apple’s original capacity (source: manufacturer specs).
Battery specifications
| Capacity | 7800 mAh |
| Voltage | 10.95 V |
| Energy | 85.4 Wh |
| Apple part number | 661-5211 / 661-5476 |
| Compatible EMC | 2324, 2325, 2353 |
Compatibility
| Model |
Processor |
Year |
Model number |
EMC |
Identifier |
Battery |
| MacBook Pro (15-inch, 2.53GHz, Mid 2009) | 2.53 / 2.66 / 2.8 / 3.06 GHz | 2009 | A1286 | EMC 2324, 2325 | MacBookPro5,4 / MacBookPro5,3 | 73 Wh |
| MacBook Pro (15-inch, Mid 2009) | 2.53 / 2.66 / 2.8 / 3.06 GHz | 2009 | A1286 | EMC 2324, 2325 | MacBookPro5,4 / MacBookPro5,3 | 73 Wh |
| MacBook Pro (15-inch, Mid 2010) | 2.4 / 2.53 / 2.66 / 2.8 GHz | 2010 | A1286 | EMC 2353 | MacBookPro6,2 | 77,5 Wh |
