Thermocouple Terminal Blocks: Block Type - Thermocouple Terminal; Construction Style - IEC; Themocouple Type - Type K; Themocouple Material - Chrome/Nickel; Wire Range - 28-12 AWG; Model Type - MTKD-NICR/NI; Material - Polyamide 6.6; Mounting - Channel; Block Width - mm - 10.4 mm; Block Width - in - 0.41"; Manufacturer Series - MTKD