HP Laptop Charger 19.5V 7.1A 135W Power Adapter 7.4 * 5.0mm (Big Pin / Slim Tip)

19V 7.1A 135W 7.4 * 5.0mm AC Power Adapter for HP 397747-001 397803-001 Series HSTNN-LA01 HP 19.5V 7.1A laptop power adapter is a high-performance 135W charger designed for compatible HP laptops that require strong and stable power delivery for demanding tasks. It provides a consistent 19.5V output with 7.1A current, making it suitable for gaming laptops, mobile workstations, and high-performance systems used for multitasking, rendering, and professional workloads. This adapter supports universal input voltage (100-240V), allowing safe use in different regions and environments. Depending on the laptop model, it may use either a 7.4mm x 5.0mm big pin connector or a 4.5mm x 3.0mm slim tip connector, so compatibility should be confirmed before purchase. Built with OEM-style quality standards, it includes advanced safety features such as overcurrent, overvoltage, and short-circuit protection to ensure safe and reliable operation. It is ideal as a replacement or spare charger for HP laptops requiring 135W power adapters.