Based on this product's specifications, here are some alternatives and similar models
Power Supply Unit Inter-Tech TFX-350W 350W
Summary description:
The Inter-Tech TFX-350W power supply unit is designed for PCs, offering a total power of 350W. It features a 20+4 pin ATX motherboard connector, operates on an AC input voltage of 110 - 240V, and supports a frequency of 50 - 60Hz. With an 80 PLUS certification, this grey PSU ensures energy efficiency. It includes a single 8 cm fan for cooling, and its compact dimensions (85 mm width, 175 mm depth, 65 mm height) make it suitable for various setups.