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4X20E50574 - Lenovo 170-Watts AC Adapter (Slim tip) for ThinkPad
- Genuine Lenovo Power Adapter
- 170 Watts Output Power
- Output Voltage: 20V
- Output Current: 8.5A
- Compatible with Lenovo ThinkPad E440 laptops
- Supports high-performance configurations
- Ensures rapid charging and stable power
- Part number: 4X20E50574
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Key specifications
See full specs ↓- Product Type
- Power Adapter / AC Adapter
- Brand
- Lenovo
- Wattage
- 170W
- Output Voltage
- 20V
- Output Current
- 8.5A
- Connector Type
- Round Barrel Connector (Specific Lenovo size)
Product details
The Lenovo 4X20E50574 is a high-power 170 Watt AC adapter for ThinkPad E440 laptops. It delivers 20V at 8.5A, suitable for demanding configurations and rapid charging.
Technical Information
| Product Type | Power Adapter / AC Adapter |
| Brand | Lenovo |
| Wattage | 170W |
| Output Voltage | 20V |
Additional Specifications
| Output Current | 8.5A |
| Connector Type | Round Barrel Connector (Specific Lenovo size) |
| Compatibility | Lenovo ThinkPad E440 |
Description
The Lenovo 4X20E50574 is a powerful 170-watt AC power adapter specifically designed for the Lenovo ThinkPad E440 laptop. This adapter provides a robust output of 20 volts and 8.5 amps, which is essential for powering laptops with higher performance demands, dedicated graphics cards, or larger batteries that require more significant power input for charging and sustained operation. This high-wattage adapter ensures that the ThinkPad E440 can operate at its full potential without being limited by power constraints, even when running intensive applications or multitasking heavily. It is also crucial for efficient battery charging, allowing users to quickly replenish the battery level. As an official Lenovo part, it guarantees compatibility and adherence to strict safety standards, protecting the laptop from power surges and other electrical anomalies. The 4X20E50574 adapter is built for durability and reliability, making it suitable for both daily use and travel. It typically includes a power cord for connection to a wall outlet. For users of the ThinkPad E440, especially those with demanding workloads or specific configurations, this 170W adapter is the appropriate choice for ensuring consistent power delivery and optimal system performance.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
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