Certificates
Certification	CB/CCC/CECP/CE/BSMI/Morocco/ SEC/NOM/PSB/SII/TUV-GS/Ukraine/UL/RCM/ISC/SONCAP/ Kvalitet/Uzbek/TUV-S/INSM/KUCAS/KC, KCC/ NRCan/NOM-029/CU/BIS
Design
Product colour	Black
Cooling type	Passive
Features
Purpose	Laptop
Power supply type	Indoor
Input voltage	100 - 240 V
Input frequency	50 - 60 Hz
Input current	1.5 A
Output power	100 W
Brand compatibility	Lenovo
Compatibility	ThinkPad
Logistics data
Warranty period	1 year(s)
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	8 - 80%
Packaging content
Cables included	AC, USB Type-C
Quantity per pack	1 pc(s)
Packaging data
Package width	264 mm
Package depth	110 mm
Package height	53 mm
Package weight	750 g
Package type	Box
Weight & dimensions
Width	108 mm
Depth	56.5 mm
Height	37 mm
Weight	550 g

The Lenovo 4X21M37469 is a 100-watt power adapter for laptops, specifically designed for ThinkPad notebooks. It is an indoor power adapter with passive cooling, intended for use in indoor environments. The device is finished in black and features a compact design with dimensions of 108 mm (width) × 56.5 mm (depth) × 37 mm (height). Weighing 550 g, it is lightweight and portable, suitable for use at home, in the office, or on the go.

Applications
This power adapter is primarily intended for powering and charging Lenovo ThinkPad notebooks. It serves as a replacement power adapter, enabling efficient and fast charging. The universal input voltage range of 100 to 240 V and input frequency of 50 to 60 Hz make it globally compatible, eliminating the need for a voltage converter. The operating temperature ranges from 0 to 40 °C, with relative humidity during operation allowed between 8 and 80 %.

Functions and Features in Detail
The device delivers an output power of 100 W and has an input current of 1.5 A. It is equipped with a USB Type-C connector, enabling a modern and universal connection to the laptop. The passive cooling design ensures quiet operation, as no fans are used for cooling. The package includes the power adapter, an AC cable, and a USB Type-C cable, required for direct connection to the device and power source.

Technology Explained Simply
The input voltage range of 100 to 240 V allows use in various countries, as the adapter automatically adjusts to the local mains voltage. The 100 W output power is sufficient to supply and charge ThinkPad notebooks with high power demands. Passive cooling reduces operating noise and increases the device’s lifespan, as there are no moving parts such as fans. Certifications include a range of international standards such as CB, CCC, CE, UL, RCM, TUV-GS, and others, confirming safety and compliance with respective national regulations.

Compatibility and Accessories
The power adapter is compatible with Lenovo ThinkPad notebooks and provides a direct replacement for the original adapter. It is specifically designed for use with ThinkPad models, with exact model compatibility based on manufacturer specifications.

Installation and Mounting
Installation involves connecting the AC cable to a power outlet and attaching the USB Type-C cable to the laptop. The adapter is immediately ready for use once connections are made. No additional settings or configurations are required. The passive cooling ensures the device does not generate excessive heat even during prolonged operation.

Operational Advantages
The Lenovo 4X21M37469 provides reliable power supply for ThinkPad notebooks with high power density. The universal input voltage and compact design enhance portability. Passive cooling ensures quiet operation, and certifications guarantee safety and compliance. Lenovo’s one-year warranty provides additional assurance for operation.

The packaging has dimensions of 264 mm (width) × 110 mm (depth) × 53 mm (height) and weighs 750 g. The product is delivered in a box, with one piece per pack.