UPBRIGHT Original Dell 240W AC Adapter For Alienware AX51R2 AX51 X51 R2, Alienware M17x GTX 765M, Alienware M17x GTX 770M, Alienware M17x GTX 780M, Alienware M17x R6 GTX 860M 880M Genuine OEM

Overview: Replacement 240W AC power adapter compatible with the listed Alienware systems. Built to OEM standards for reliable performance and long-term use with your notebook. Electrical specifications: - AC input voltage: 100-240VAC (Global) - Input frequency: 47-63Hz - AC inrush current (max.): 20A/230V - Line regulation (full load): ±0.5% - Peak-to-peak ripple: <100MV - Setup / rise / hold-up time: 100ms, 50ms, 20ms @ 240VAC input - Working temperature: 0-35℃ - 100%, 50℃ - 70% load Protection and reliability: - Overvoltage protection: 115%-135% rated output voltage - Overload protection: 115%-135% fold-back current limiting with auto-recovery - Short-circuit protection, over-temperature protection, and overvoltage protection included - Withstand voltage: I/P-O/P 3Kvac, 1 minute - Low interference and noise; high efficiency and reliability Construction and safety features: - PCB and cover manufactured using fireproofing materials - Temperature protection via NTC - Insulation paper used to isolate electrodes - Fire protection glue paper and silica gel applied for additional safety when the notebook PC is operating Additional notes: - Strongly built, fully compatible replacement part - Power Exchange Savings more than 5658% (More power exchange savings means less power wasting and working more efficient with your computer) This adapter uses advanced technology and quality components to ensure stable power delivery for the specified Alienware models while protecting the system from common electrical faults.