Junction box Thermocouple connection head terminal block insulater, Material:Aluminum, Color: Silver, Type: 2P,3P,4P,6P; KNC Junction BoxFeatures: 1,Used with thermocouple ... basic type and explosion-proof type;2,materials of connection cover :aluinium alloy,stainless steel. Materials of connector:bakelite,ceramics. Connect ... 0760-23609691 Fax: 086-0760-23609692 Phone: 086-13217608016 KNC Junction Box