Based on this product's specifications, here are some alternatives and similar models
Power Adapter Acer KP.04503.010
Summary description:
The Acer KP.04503.010 power adapter provides reliable power supply for your Acer devices. With a compact design and lightweight build, it is perfect for travel. The adapter features over-voltage and short-circuit protection, ensuring safety during use. Compatible with various Acer models, it delivers efficient performance and stability, making it an essential accessory for your laptop or notebook.