Lenovo 4X50K14091 Notebook Battery

6 cubicles, 8100 mAh
Ratings
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Product details

The ThinkPad Battery 77+ with 6 cells is a replacement or spare battery for the P50 system. It is rechargeable and can be used as a replacement or practical additional battery for the ThinkPad P50 mobile workstation. This battery utilizes lithium-ion technology and features a battery protection chip that is authenticated by Lenovo systems. The battery has an average capacity of 90 watt-hours and provides protection against excessive discharge, ensuring a reliable power flow.

Due to various factors, the battery life may vary. It can differ based on screen brightness, battery conditioning, the functions and applications being used, power management settings, and other user preferences.

  • Lithium-ion technology (Li-Ion)
  • 6-cell system battery
  • Over-discharge protection extends battery life
  • Battery energy (watt-hours): 90 Wh
  • Battery protection chip is authenticated by Lenovo systems.

Key specifications

Compatible brand
Lenovo
Number of cells
6 cubicles
Capacity
8100 mAh

General information

Item number
5726231
Manufacturer
Lenovo
Category
Notebook batteries
Manufacturer no.
4X50K14091
Release date
8.4.2016
External links
Manufacturer's site (de)

Colour

Colour
Black
Exact colour description
Black

Notebook battery properties

Intended use
Spare battery
Compatible brand
Lenovo
Replaced article
4X50K14091

Battery properties

Battery category
Device batteries
Battery
Rechargeable battery
Battery type
Li-ion
Battery size
AAA / LR03 / Micro / R03 / AM4 / MN2400 / KR03
Number of cells
6 cubicles
Voltage
11.10 V
Capacity
8100 mAh
Power capacity
90 Wh

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Scope of delivery

Items per sales unit
1x

Product dimensions

Length
82.39 mm
Height
17.73 mm
Width
205.98 mm
Weight
470 g

Package dimensions

Length
27 cm
Width
11 cm
Height
5 cm
Weight
522 g

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Notebook batteries» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Lenovo
    Not enough data
  • 1.HP
    0.3 %
  • 2.Dell
    1 %
  • 3.OEM
    4 %
  • 2-Power
    Not enough data

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Lenovo
    Not enough data
  • 2-Power
    Not enough data
  • AGI
    Not enough data
  • ASUS
    Not enough data
  • Avizar
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Notebook batteries» category returned?

Source: Digitec Galaxus
  • 1.Dell
    5 %
  • 2.Lenovo
    5.1 %
  • 3.2-Power
    5.6 %
  • 4.OEM
    5.8 %
  • 5.HP
    6.3 %
Source: Digitec Galaxus