... Bulk New & Original, Best price, fast delivery!! Thermocouple plug SMPW-K-M K type, Male, temperature: -29°C ... -29°C~220°C, color: blue. Original OMEGAThermocouple plug SMPW-J-M J type, Male, temperature: -29° ... -29°C~220°C, color: black. Original OMEGAThermocouple plug HMPW-K-M K type, male in high temperature, ... . AL negative/CH is, the standard air plug. Long handle plug SMP-SC can be used SMPW, SMP, ...