Based on this product's specifications, here are some alternatives and similar models
Power cord Dell 1 m, C5 connector, 250 V, MPN 6GDYJ
Summary description:
Replacement power cord for Dell devices with a C5 (cloverleaf) connector. Length 1 meter, rated for 250 V. Compatible with laptops, power adapters and other equipment accepting a C5 inlet. Provides a compact, single-phase power connection for home or office use and simplifies cable replacement or spare parts management.