Mueller Electric WI-M-8-100-2 - Silicone, 8 AWG, "Coolflex 50" Wire, Red, 100' Spool
The WI-M-8-100 is a 100' of Mueller's "Coolflex 50" wire that is 8 AWG, 1650/0.08 stranded, tinned copper wire with a highly flexible 0.236" (6mm) diameter silicone jacket.