We are offering oxygen probes. Indus 800 series oxygen probes are primarily meant for the heat treatment industry. It consists of a long ceramic sensor (zirconia- based) sheathed in inconel or sandvik 253ma steel. It is supplied in lengths upto 1 meter with a process connector (bsp or npt male) to fit the connector port in the furnace. It is recommended to use this in conjunction with indus cp controller model cp402.