Globe 5812201 Home Office Surge Protector Set, 2 Pack, with 4-Ft Cord The 8 outlet surge protector features telephone, fax, and modem protection, so you can be sure that your equipment is protected from all incoming surge risks. With 4 transformer spaced outlet, it can hold all of your home office equipment safely. Half the width, the 7 outlet surge protector covers your basic home office needs and has 1 transformer spaced outlet. Rotating safety covers keep out little fingers as well as dust to your surge protectors last longer. Better contact means better protection. With 4' of cord and right angle plugs you can position these sleek surge protectors where you need them so they are always close by to add and remove office equipment as needed. The joule rating indicates the amount of electrical energy the surge protector can absorb. A higher number is better. Globe's 4Star 7 outlet surge protector has a joule rating of 1050 and the 5Star 8 outlet surge protector has a rating of 2100.