How to identify if this power supply is suitable for your computer? 1: Check the power level. 2: Check the power supply and computer model. 3: Check the appearance shape and size. 4: Check the quantity of various interface types and the number of interface pins. Universal power supply model:AC240NM-00 AC240AM-01 L240ES-00 L240AM-02 L240AM-00 B240AM-00 B240AM-02 H240AS-02 H240ES-02 Applicable to computer models: For DELL 3050 3060 3250 3252 3670 3070 5050 5060 5080 7050 7060 7070 7080 MT; 3268 3267 3650 3653 3667 3668 3669 3681 3660 3470and other small chassis power supplies. Power: 240w Size: 220*82*62 mm Interface: motherboard 6PIN; CPU 4PIN. Special note:There are two types of this power supply : 8PIN+4PIN and 6PIN+4PIN. This model is designed to motherboard with 6PIN ,not 8PIN. Please confirm the model you need. The 240W power supply can be used interchangeably with other power supplies of the same appearance and wire,such as 180W/200W, and model L180AS-00/02/03H180AS-02/03B240AM-02L240ES-00L240AS-01AC240AM-00.