We would love to become your source for Fuse Refill Units ! Please feel free to call or email us if you have any questions. We do stock Fuse Refill Units and they usually ship within #time#. We work very hard to honor our shipping and delivery estimates! At ElectricianSupplies.com, your satisfaction is our number 1 concern! We've been at it for over 15 years and we have satified thousands of customers like you.