Wilcon Industries

AS9100 / ISO 9001 thermocouples, refractories and process controls for heat treat, aerospace and foundry since 1972 Wilcon Industries LLC manufactures thermocouples, RTD probes, refractory materials and process controls from Ontario, California, and ...

AS9100 / ISO 9001 thermocouples, refractories and process controls for heat treat, aerospace and foundry since 1972 Wilcon Industries LLC manufactures thermocouples, RTD probes, refractory materials and process controls from Ontario, California, and has been in business since 1972. We are AS9100 and ISO 9001 accredited. We build thermocouples to your type, diameter, length, junction and termination, and supply thermocouple wire, plugs and jacks, screw cover heads, fittings, protection tubes and thermowells. We also supply ceramic fiber blanket, board and other refractory products, plus process, heating and combustion controls. Our customers include heat treaters, aerospace suppliers, foundries, forges, steel producers and chemical plants. Send us the part number or specification of the item you are replacing and we will quote a match.