OptiFuse offers more versions of the microfuse than any other manufacturer in the market today.  The fuse characteristics  shown below can be combined to create a perfect solution to the needs of the customer.  The fuse options include 

• fast-acting or time-delay
• round-body or rectangular-body
• UL/CSA (North America version) or IEC (European version)
• long-leads (for direct PCB soldering) or and short-leads (for mounting in the socket shown)
  The mounting holders are available in both round or rectangular versions.