Based on this product's specifications, here are some alternatives and similar models
Power adapter BLOW 4288# for Samsung notebooks — 19V 4.74A 90W, connector 5.5×3.0 mm
Summary description:
External power adapter BLOW model 4288# designed for Samsung notebooks. Output 19 V and 4.74 A (90 W) with a cylindrical 5.5 mm × 3.0 mm DC connector. Provides mains-to-DC conversion for charging and powering compatible laptops, replacing original adapters with matching voltage, current and connector size. Suitable for use at home, office or on the go.