This K Type T26 Thermocouple Probe with a Transition Joint is a molded on mini-plug. It is ungrounded and the probe length is 12”. The probe diameter is .062” (1/16”) with Inconel material. The transition features Stainless Steel with High Temperature Epoxy (600F). It includes a solid fiberglass wire that is 12”. The Connector max temp rating is 525F (274C). The wire and probe max temp ratings are 2150F (1175C).