Sony VGP-AC19V37 Power Adapter for Viao VGN-NW Series Notebooks
Sony VAIO Original 19.5V 3.9A 76W AC Adapter For Viao VGN-NW Series Notebook: VGNNW235F/P, VGNNW235F/S, VGNNW235F/T, VGNNW235F/W, VGNNW238F/B, VGNNW238F/P, VGNNW238F/S, VGNNW238F/T, VGNNW238F/W, VGNNW240F/B,  VGNNW240F/P, VGNNW240F/S,  VGNNW240F/T, VGNNW240F/W, VGNNW242F/S, VGNNW250F/B, 100 % Compatible With P/N: VGP-AC19V19, VGP-AC19V27, VGP-AC19V33, VGP-AC19V37.