This Laptop On-Off Switch Board (50.4XP07.021) is a reliable replacement component designed for Dell Inspiron 14R 3421 and 5421 laptops. It plays a crucial role in controlling the power function of your device, helping restore proper startup and shutdown operations when the original button becomes faulty or unresponsive.

Engineered for precise compatibility, this board includes the power switch with cable and ensures a secure connection with the motherboard. It is ideal for replacing damaged or non-working power buttons, making it an essential spare part for laptop repairs.

Built with durable components, this board delivers stable performance and long-lasting reliability. Compatible with Dell Inspiron 14R 3421 and 5421, it ensures easy installation and dependable functionality for daily use.

Key Features:

• Compatible with Dell Inspiron 14R 3421 and 5421
• Supports part number 50.4XP07.021
• Includes power button board with cable
• Restores laptop power on/off functionality
• Durable and high-quality construction
• Precise fit for easy installation