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Lenovo ThinkPad T431S, T440, T450S, T460, T460S, T470, T470S, X240, X250, X260, E431, E440, E450, E540, E550, E560, W540, G50, charger

Lenovo Slim Tip 65W/90W Charger

Product Name: Lenovo 65W / 90W Slim Tip Laptop Charger
Connector: Rectangular Slim Tip
Input Voltage: 100V–240V
Output Voltage: 20V
Current: 3.25A / 4.5A
Wattage: 65W / 90W
Cable Length: 1.5m
Color: Black
Warranty: 6 Months
Compatible With: T440, T450S, T460, T470, X240, X250, E450, E540, W540 and others

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Description

Best Charger for Lenovo ThinkPad and IdeaPad Series – T431S, T440, T450S, T460, T470, X240, E-Series, W540, G50 | Lansotech Solutions Nairobi

The Lenovo ThinkPad and IdeaPad series laptops are known for their reliability, durability, and enterprise-grade performance. Whether you own a T431S, T440, T450S, T460, T470, X240, E450, E540, W540, or G50, the charger you use plays a vital role in maintaining battery health, ensuring optimal power delivery, and protecting your internal components.

At Lansotech Solutions, the leading laptop charger supplier in Nairobi, Kenya, we offer original Lenovo chargers compatible with a wide range of ThinkPad and IdeaPad models.

 Supported Lenovo Models

This article covers charger recommendations for the following Lenovo laptops:

ThinkPad T Series:

  • T431S, T440, T450, T450S, T460, T460S, T470, T470S

 ThinkPad X Series:

  • X240, X250, X260

ThinkPad Edge Series:

  • E431, E440, E450, E540, E550, E560

ThinkPad W Series:

  • W540

Lenovo IdeaPad Series:

  • G50 and similar models

These laptops mostly use the rectangular Lenovo Slim Tip charger or the traditional round tip charger, depending on the model year.

 Lenovo Charger Types and Specifications

Slim Tip Adapter (Rectangle Connector)

SpecificationDetails
Output Power65W or 90W
Voltage20V
Current3.25A (65W) or 4.5A (90W)
Input Voltage100V–240V ~ 1.5A 50–60Hz
Connector TypeLenovo Slim Tip (Rectangle)
Compatible ModelsT440, T450S, T460, T470, X240, E450, E550, W540, etc.

 A 90W charger is recommended for performance models like the W540, while the 65W adapter is ideal for standard office use laptops like the T440 or X240.

Round Tip Adapter (5.5mm x 2.5mm)

SpecificationDetails
Output Power65W
Voltage20V
Current3.25A
Connector TypeRound Barrel Tip
Compatible ModelsOlder G50, E431, E440, etc.

The Lenovo G50 and early E-series models use the traditional round-tip charger, which is still available and supported by Lansotech.

 Why Use Original Lenovo Chargers?

Using an original Lenovo charger ensures:

  • Safe charging with built-in protection (over-voltage, short-circuit, overheating)

  • Longer battery life with stable current flow

  • No BIOS or firmware errors caused by fake or incompatible chargers

  • Full compatibility with Lenovo Power Management drivers

Fake or generic chargers may damage your laptop or degrade battery health quickly.

 Signs You Need to Replace Your Lenovo Charger

  •  Charger not detected or loose in the port

  •  Slow or no charging despite being plugged in

  •  Charger gets excessively hot

  •  BIOS shows “Unauthorized charger” or “Low wattage adapter” error

  •  Visible cable damage or burnt smell

We offer free charger testing at Lansotech to confirm faults.

 Buy Genuine Lenovo Chargers in Nairobi at Lansotech Solutions

At Lansotech Solutions, we stock all Lenovo charger models for the ThinkPad and IdeaPad series. Our chargers come:

  •  With a 6-month warranty

  •  Fully tested for compatibility

  •  Available for same-day delivery in Nairobi

  •  Backed by our team of professional laptop technicians

  •  Priced affordably with bulk discounts available

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