This reliable 240W power supply unit is designed specifically for Dell desktop computers, offering seamless compatibility with various Optiplex and Inspiron models. The H240AM-02 model features both 8-pin and 4-pin power connectors, ensuring proper connection to your system's motherboard and CPU. With compact dimensions of 8.6 x 3.15 x 2.44 inches and weighing 1.63 pounds, this power supply fits perfectly in small form factor (SFF) cases. It's compatible with numerous Dell models including Optiplex 3040, 5040, 7040 SFF and Inspiron 3650, 3656. The unit comes with standard power cables and mounting hardware, making installation straightforward. This replacement power supply maintains stable power delivery to protect your computer's components while ensuring optimal performance. Before purchasing, verify your current power supply's model number against the compatible part numbers listed to ensure proper fit and functionality with your specific Dell system.