Hello! I know that the product page says it will work with a Precision 530MT, but I just wanted to make sure before I ordered it: http://accessories.us.dell.com/sna/productdetail.aspx?c=us&l=en&s=dhs&cs=19&sku=A0948347 If you have any thoughts, or suggestions, please let me know! Thanks! -Featherbeard