Based on this product's specifications, here are some alternatives and similar models
Powercord C13 IEC Lock+ ACT PC3618 0.5m 250V 10A
Summary description:
The ACT Powercord C13 IEC Lock+ PC3618 is a 0.5m cable designed for secure connections with a C13 coupler and C14 coupler. It supports an input voltage of 250V and current of 10A, making it ideal for various electronic devices. The dual locking feature ensures a stable connection, reducing the risk of accidental disconnections.