Type K mineral insulated thermocouple cable

Thermocouple cable Type Kis the most common thermocouple junction. In general, it has a wide temperature range, it is reliable and economically priced. The temperature range of type K, NiCr-Ni thermocouples is -270°C ..+1260°C.

Kamet sells the well-known high quality Okazaki’s mineral insulated cable AerOpak®cable. AerOpak® is designed to withstand high pressure and can be used for a wide temperature range from -270ºC to 1260ºC.

Thermocouple cable type K is suited to a wide range of applications some examples include:

  • incinerators
  • furnaces
  • power plants
  • oil rigs
  • heat treatments
  • medical devices

This product offers a range of diameters from 0.25 mm to 12.7 mm. Common applications involve its use with stainless steels, Inconel, and Pyrosil sheaths. You can find more information about the typical sheath materials used for mineral-insulated cables here.

More about Okazaki AerOpak®cable

  • is available in IEC EN60584 class 1, ASTM E230 special limits or AMS2750 E
  • is supplied in accordance with IEC 61515
  • is supplied with a 3.1 certificate and a calibration certificate
  • all raw material used in this cable is from European or Japan origin
  • is deliverd as coil. It can be ordered in straight lengths. These straight lengths will have a bow or curvature.
  • can be bent around a mandrel having a radius equal to twice the sheath diameter without rupturing sheath or causing loss of insulation resistance.
  • the sheath can be welded, brazed and soldered without changing insulation resistance using normal care for the metals and thickness involved.

Our standard cable items

For the complete range of standard stock and custom made type K cable possibilities, visit our overview page.

ThermocoupleSheath materialMgO InsulationClassOutside DiametersOn stock
Type K cableAISI 310(s)+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableAISI316(l)+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableAISI316Ti+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableAISI321+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableAISI347+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableAISI446+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableInconel 600+98% Normal purityClass 10.50 mm to 9.50 mm Various diameters on stock Send inquiry
Type K cableInconel 601+98% Normal purityClass 10.50 mm to 9.50 mm 18 week delivery timeSend inquiry
Type K cablePyrosil+99.4% High purityClass 16.00, 4.50 and 3.00 mm Various diameters on stockSend inquiry
Delivery times stated are for delivery to Kamet’s warehouse

Calibrating Type K thermocouple cable up to 1100°C

Upon request, we now offer calibration services up to 1100°C for Okazaki type K and N mineral insulated cable. This specialized calibration, complete with a certification, is available exclusively for custom cable requests. For further details about this service, do not hesitate to get in touch.

Approximate coil lenghts

Outside diameter (mm)Φ0.50Φ1.00Φ1.60Φ3.20Φ4.80Φ6.40Φ8.00
Manufacturing maximum length (m)2804001603651609060

On this page you will find a more detailed table with estimated coil lengths and delivery times.

Get an quote!

Do you have any further questions? Please let us know and our specialists will be happy to advise you.


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