Based on this product's specifications, here are some alternatives and similar models
SIL Power Adapter 65W USB-C 5V/9V/15V/20V model 77011216
Summary description:
SIL 65W USB-C power adapter (model 77011216) supplies variable output voltages 5V, 9V, 15V and 20V for compatible laptops, tablets and phones. Compact adapter with USB-C output delivers up to 65 watts for charging and power delivery, suitable for devices supporting USB Power Delivery profiles. Use at home, office or travel for reliable fast charging.