UPBRIGHT 220W 4-Pin DIN AC/DC Adapter for LISHIN 0405B20220 — 20V 11A Laptop Power Supply Charger

Replacement 220W AC/DC power adapter compatible with LISHIN 0405B20220. Delivers 20V at 11A through a 4-pin DIN connector and is built for reliable, long-term laptop use. 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 - Startup / hold-up times: 100ms, 50ms, 20ms (at 240VAC input) - Working temperature: 0-35℃ (100% load), 50℃ (70% load) Protection and safety: - Overvoltage protection: 115%-135% rated output voltage - Overload protection: 115%-135% fold back current limiting, auto-recovery - Short-circuit protection, over-temperature protection, and overvoltage protection included - Withstand voltage (I/P-O/P): 3Kvac, 1 minute Build and materials: - PCB and outer cover made from fireproofing materials - Temperature protection via NTC - Insulation paper used to isolate electrodes - Fire protection glue paper and silica gel applied for added safety Additional features: - Low interference and noise design - High efficiency, reliability and advanced manufacturing - Strongly made, fully compatible replacement part - Power Exchange Savings more than 5658% — designed to reduce wasted power and operate more efficiently with your computer This adapter combines robust electrical protections with fire-safe construction and thermal safeguards to provide a dependable replacement for your notebook power needs.