Stay unplugged longer with these genuine Lenovo batteries. These rechargeable batteries use Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.

The ThinkPad Battery 57+ (6 cell) (0C52863) features:

• Lithium-ion technology
• 6 cell system battery
• Over-discharge protection to prolong the life of the battery
• Battery energy (Watt-hours): 57Wh
• Battery Safeguard chip authenticates with Lenovo systems

The ThinkPad Battery 57++ (9 cell) (0C52864) features:

• Lithium-Ion (Li-Ion) technology
• 9 cell system battery
• Over-discharge protection to prolong the life of the battery
• Battery energy (Watt-hours): 100Wh
• Battery Safeguard chip authenticates with Lenovo systems

ThinkPad Battery 57+ (6 cell) (0C52863):

• 6 cells
• Lithium-Ion (Li-ion) technology

ThinkPad Battery 57++ (9 cell) (0C52864):

• 9 cells
• Lithium-Ion (Li-ion) technology

ThinkPad Battery 57+ (6 cell) (0C52863):

• Battery energy (Watt-hours): 57 Wh
• Battery capacity (Amp-hours): 5.2 Ah
• Output voltage: 10.8V dc (nominal)

ThinkPad Battery 57++ (9 cell) (0C52864):

• Battery energy (Watt-hours): 100Wh
• Battery capacity (Amp-hour): 9.21 Ah
• Output voltage: 10.8 V dc (nominal)

ThinkPad Battery 57+ (6 cell) (0C52863):

• Approximate height: 20.1 mm (0.8 in)
• Approximate width: 206.2 mm (8.12 in)
• Approximate depth: 51.5 mm (2.03 in)
• Approximate weight: 330 g (0.73 lb)

ThinkPad Battery 57++ (9 cell) (0C52864):

• Approximate height: 20.1 mm (0.79 in)
• Approximate width: 218.5 mm (8.60 in)
• Approximate depth: 74.2 mm (2.92 in)
• Approximate weight: 485 g (1.07 lb)

1 year – Customer Replaceable Unit (CRU)

• Announce date: 24 Sept 2013 (Worldwide)
• Availability date: 24 Sept 2013 (Worldwide)

• Battery
• Publications

• Temperature: 5 deg to 35 deg C (41 deg to 95 deg F)
• Relative humidity: 8% to 95%
• Shock: 50cm free drop
• Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)

• ACA/C-Tick
• CE
• UL/cUL

Stay unplugged longer with ThinkPad Battery 17 (3 cell) and ThinkPad Battery 17+ (6 cell). These rechargeable batteries use Lithium-Ion (Li-Ion) technology and can be used as a replacement for aging system batteries or as a convenient spare battery.

The ThinkPad Battery 17 (3 cell) (57Y4558) features:

• Lithium-Ion technology
• Three-cell, rechargable system batter
• Output Voltage: 10.8 V dc
• Battery Performance amp-hours: 2.2Ah
• Battery Performance Watt-hours: 24Wh
• Over-discharge protection
• Compatible with the ThinkPad External Battery Charger

The ThinkPad Battery 17+ (6 cell) (57Y4559) features:

• Lithium-Ion technology
• Six-cell, rechargeable system battery
• Output Voltage: 10.8 V dc
• Battery Performance amp-hours: 5.2Ah
• Battery Performance Watt-hours: 57Wh
• Standard system battery specifications
• Over-discharge protection
• Compatible with the ThinkPad External Battery Charger

Note: Battery life and recharge times will vary based on many factors including screen brightness, applications, features, power management, battery conditioning, and other customer preferences.

• ThinkPad Battery 17 (3 cell) (57Y4558):
  • Approximate height: 20 mm (0.8 in)
  • Approximate width: 214 mm (8.4 in)
  • Approximate depth: 33 mm (1.3 in)
  • Weight: 0.17 kg (0.37 lb)
• ThinkPad Battery 17+ (6 cell) (57Y4559):
  • Approximate height: 20 mm (0.81 in)
  • Approximate width: 214 mm (8.42 in)
  • Approximate depth: 54 mm (2.12 in)
  • Weight: 0.34 kg (0.75 lb)
• ThinkPad Battery 17 (3 cell) (57Y4558) packaged in a carton:
  • Approximate height: 54 mm (2.1 in)
  • Approximate width: 262 mm (10.5 in)
  • Approximate depth: 110 mm (4.3 in)
  • Weight: 0.27 kg (0.59 lb)
• ThinkPad Battery 17+ (6 cell) (57Y4559) packaged in a carton:
  • Approximate height: 54 mm (2.1 in)
  • Approximate width: 262 mm (10.5 in)
  • Approximate depth: 110 mm (4.3 in)
  • Weight: 0.44 kg (0.97 lb)

• Temperature: 5 deg to 35 deg C (41 deg to 95 deg F)
• Relative humidity: 8% to 95%
• Shock: 50cm free drop
• Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)

1 year – Customer Replaceable Unit (CRU)

• Announce date: 05 Jan 2010 (Worldwide)
• Availability date: 05 Jan 2010 (Worldwide)
• Effective withdrawal date:
  • ThinkPad Battery 17 (3 cell) (57Y4558): January 2011

Stay unplugged longer with ThinkPad Battery 75+ (6 cell). This rechargeable battery uses Lithium-Ion (Li-Ion) technology and can be used as a replacement for aging system batteries or as a convenient spare battery.

The ThinkPad Battery 75+ (6 cell) (0A36311) features:

• Lithium-Ion technology
• Six-cell, rechargeable system battery, 62 Wh
• Standard system battery specifications
• Over-discharge protection
• Output voltage: 11.1 V
• Battery Performance Amp-Hour: 5.6Ah
• Battery Performance Watt-Hour: 62Wh
• Compatible with ThinkPad External Battery Charger

• Approximate height: 20.2 mm (0.81 in)
• Approximate width: 51.05 mm (2.01 in)
• Approximate depth: 203.8 mm (8.03 in)
• Weight: 330 g (0.73 lb)

Packaged in a carton:

• Approximate height: 54 mm (2.13 in)
• Approximate width: 262 mm (10.32 in)
• Approximate depth: 110 mm (4.33 in)
• Weight: 412 g (0.91 lb)

• Temperature: 5 deg to 35 deg C (41 deg to 95 deg F)
• Relative humidity: 8% to 95%
• Shock: 50cm free drop
• Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)

1 year – Customer Replaceable Unit (CRU)

• Announce date: 10 Apr 2012 (Worldwide)
• Availability date: 10 Apr 2012 (Worldwide)

Stay unplugged longer with these genuine Lenovo batteries. These rechargeable batteries use Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.

The ThinkPad Battery 57+ (6 cell) (0C52863) features:

• Lithium-ion technology
• 6 cell system battery
• Over-discharge protection to prolong the life of the battery
• Battery energy (Watt-hours): 57Wh
• Battery Safeguard chip authenticates with Lenovo systems

The ThinkPad Battery 57++ (9 cell) (0C52864) features:

• Lithium-Ion (Li-Ion) technology
• 9 cell system battery
• Over-discharge protection to prolong the life of the battery
• Battery energy (Watt-hours): 100Wh
• Battery Safeguard chip authenticates with Lenovo systems

ThinkPad Battery 57+ (6 cell) (0C52863):

• 6 cells
• Lithium-Ion (Li-ion) technology

ThinkPad Battery 57++ (9 cell) (0C52864):

• 9 cells
• Lithium-Ion (Li-ion) technology

ThinkPad Battery 57+ (6 cell) (0C52863):

• Battery energy (Watt-hours): 57 Wh
• Battery capacity (Amp-hours): 5.2 Ah
• Output voltage: 10.8V dc (nominal)

ThinkPad Battery 57++ (9 cell) (0C52864):

• Battery energy (Watt-hours): 100Wh
• Battery capacity (Amp-hour): 9.21 Ah
• Output voltage: 10.8 V dc (nominal)

ThinkPad Battery 57+ (6 cell) (0C52863):

• Approximate height: 20.1 mm (0.8 in)
• Approximate width: 206.2 mm (8.12 in)
• Approximate depth: 51.5 mm (2.03 in)
• Approximate weight: 330 g (0.73 lb)

ThinkPad Battery 57++ (9 cell) (0C52864):

• Approximate height: 20.1 mm (0.79 in)
• Approximate width: 218.5 mm (8.60 in)
• Approximate depth: 74.2 mm (2.92 in)
• Approximate weight: 485 g (1.07 lb)

1 year – Customer Replaceable Unit (CRU)

• Announce date: 24 Sept 2013 (Worldwide)
• Availability date: 24 Sept 2013 (Worldwide)

• Battery
• Publications

• Temperature: 5 deg to 35 deg C (41 deg to 95 deg F)
• Relative humidity: 8% to 95%
• Shock: 50cm free drop
• Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)

• ACA/C-Tick
• CE
• UL/cUL

Stay unplugged longer with this genuine ThinkPad battery. This rechargeable battery uses Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.

• Lithium-Polymer (Li-Polymer) technology
• 6 cell system battery
• Battery energy (Watt-hours): 44 Wh
• Compatible with the ThinkPad External Battery Charger (40Y7625)

• 6 cells
• Lithium-Ion (Li-ion) technology

• Battery energy (Watt-hours): 44 Wh
• Battery capacity (Amp-hour): 3.9 Ah
• Output voltage: 11.1V dc (nominal)

• Approximate height: 13.2 mm (0.5 in)
• Approximate width: 220.5 mm (8.7 in)
• Approximate depth: 75.6 mm (3.0 in)
• Approximate weight: 300 g (0.7 lbs)

1 year – Customer Replaceable Unit (CRU)

• Announce date: 05 Jun 2012 (Worldwide)
• Availability date: 05 Jun 2012 (Worldwide)

Stay unplugged longer with the ThinkPad Battery 35+. This rechargeable six-cell battery uses Lithium-Ion (Li-Ion) technology and can be used as replacement for aging system batteries or as a convenient spare battery.

The ThinkPad Battery 35+ (6 Cell) features:

• Lithium-Ion (Li-Ion) technology
• Six cell, rechargeable system battery, 62Wh
• Standard system battery specifications
• Over-discharge protection
• Compatible with ThinkPad External Battery Charger

Technical Information:

• Six cells
• Lithium Cylindrical

Physical Specifications:

• Output voltage: 11.1 V or 10.8 V dc (nominal)
• Battery Performance Amp-Hour: 5.6Ah or 5.8Ah
• Battery Performance Watt-Hour: 62.4Wh

ThinkPad Battery 35+ (6 cell) (0A36292):

• Approximate height: 20.5 mm (0.81 in)
• Approximate width: 207 mm (8.15 in)
• Approximate depth: 55 mm (2.17 in)
• Weight: 323g (0.72 lb)

ThinkPad Battery 35+ (6 cell) (0A36292): packaged in a carton:

• Approximate height: 54 mm (2.13 in)
• Approximate width: 262 mm (10.32 in)
• Approximate depth: 110 mm (4.33 in)
• Weight: 405 g (0.90 lb)

1 year - Customer Replacement Unit (CRU) Service

• Announcement date: 5-Jul-2011
• Availability date: 5-Jul-2011