Designed by Littelfuse, it features the exact OEM parts used for the JCase® fuses installed on many of the cars, vans, light trucks and SUV’s on the road today. All come packed inside one compact, portable, organized carrying case. With Red Box™ your days of wasting valuable shelf space on redundant part numbers is over. Over 500 fuses inside Red Box™ meet over 98% of the market's circuit protection needs, giving you more coverage and more profit with a lot less inventory.