Battery life (mfgr. estimate) Capacity: Charger: MacBook Pro (15-inch, 2015) 9 hours wireless web: 99.5 watt-hour: 85W MagSafe 2: MacBook Pro (15-inch, 2016)
Great answer! Most MacBooks can draw more (peak) power than their power brick are able to supply. In an older MacBook Pro (2012 I believe) I even had the issue that battery was very slowly draining in intensive gaming sessions. So the battery serves as a buffer and under ~5% capacity MBPs throttle to avoid shutdowns. –
Essential Electronics Toolkit. 585. $29.95. Replace a 6730 mAh battery compatible with MacBook Pro 15" Unibody Early 2011 to Mid 2012 A1286 model laptops. 77.5 Watt Hours (Wh). 10.95 Volts (V). Part #661-5844. 28 W. 45 W. Battery Watt Hours. 54.5 W h. 49.2 W h. 76.0 W h. The middle model -- the MacBook Pro "Core i5" 2.9 13" Touch Bar -- has a processor with not only a faster clockspeed but also a higher TDP (Thermal Design Power) than the low-end model, which means that its average power or heat dissipation is higher. DR BATTERY A1493 A1582 A1502 Replacement Battery for Apple MacBook Pro 13 inch Late 2013 Mid 2014 Early 2015 - High Capacity [11.42V / 74.9Wh] 3.9 out of 5 stars 172 2 offers from $64.99
Posted on Mar 4, 2021 8:25 PM. If the condition is "Service Battery", then macOS has identified a hardware issue with the battery. A hardware issue can occur at any time with batteries. Have Apple or an Apple Authorized Service Provider examine the laptop and provide you with a repair estimate. If you have a 15" model, then see if it qualifies
I finally replaced the battery in my early 2015 - pretty straightforward (battery seems good and is working fine now). As others have said the battery was completely puffed up!! When I turned it back on the trackpad doesn't work at all but the keyboard seems perfect, apart form the F keys - specifically the mute, vol up and down; vol up does
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