3M Scotchlok Electrical IDC 804-POUCH, Blu, 18-16 AWG (solido/infilato), 14 AWG

It is 600V rated and withstands temperatures of 167 degrees F (75 degrees C). UL Listed and RoHS 2011/65/EU Compliant. Wire Connector Type IDC Connectors. Conductor Sizes (Imperial) 14 AWG (Stranded).

eBay