Firstly, the picture shown here is incorrect. It depicted an original part. At least it looks like the same as my original power adapter PA-1900-05. The delivered item has no angled plugs as shown. In addition, the connector slides out with every little movement, what annoying animal. The power supply is relatively warm after an hour's running time and hums unpleasantly.
The device I can not recommend therefore, unless you do not mind at the above shortcomings. The price is unbeatable. The price-performance ratio compared to the original part's true anyway.
Poor quality for an unbeatable price. Therefore, 3 star ...