This high-quality internal DC power jack (Part No: 0YF81X / YF81X) is specifically designed for Dell Inspiron 15R and Latitude series laptops, including models 3521, 5521, 3537, 5537, and Latitude 3540 (pre-2021 versions). It functions as the main charging port, enabling efficient and stable power delivery from the adapter to your laptop.

Built with durable materials and an integrated cable harness, this DC jack ensures a secure and consistent connection. It helps resolve common issues such as loose charging ports, intermittent power supply, or complete charging failure. Manufactured to OEM standards, this replacement part guarantees precise compatibility and long-lasting performance.

This model typically features a Dell 4.5mm small-pin connector with center pin, commonly used in slim Dell adapters, ensuring compatibility with original chargers.

Compatible Models:
Dell Inspiron 15R 3521
Dell Inspiron 15R 5521
Dell Inspiron 15 3537
Dell Inspiron 15 5537
Dell Latitude 3540 (Before 2021)

Part Number: 0YF81X / YF81X

Key Features:

• High-quality DC power input jack with cable
• 4.5mm small-pin connector with center pin
• Stable and secure charging connection
• Fixes loose or non-working charging issues
• OEM-compatible design for precise fit
• Durable construction for long-term use