Based on this product's specifications, here are some alternatives and similar models
Power supply CHIEFTEC PSF-400B 400W ATX 2.3, 80 PLUS Bronze, 24-pin, 80 mm fan
Summary description:
CHIEFTEC PSF-400B is a 400W ATX 2.3 power supply for PCs with 80 PLUS Bronze efficiency (87%) and active PFC. Non-modular cabling includes a 24‑pin ATX motherboard connector, 8‑pin EPS, one 6‑pin PCIe, three Molex, four SATA and one floppy connector. Features a side-mounted 80 mm fan, 100–240 V input and protection against short circuits.