Heavy Duty Industrial Thermocouple

Heavy Duty Industrial Thermocouple view larger image
These sensors are available with thick wall protective sheaths in 316L or 310 Stainless Steel, Inconel 600® or Incoloy 800®. Typical temperature measurement applications include: furnaces (blast, carburising etc.), kilns, ovens, boilers, flues, cyanide/galvanising baths and general heat treatment applications. They are available in a variety of diameters and lengths.
  • Thermocouple types K, J, R or S
  • Sheath material: 316L Stainless Steel, 310 Stainless Steel, Inconel 600® or Incoloy 800® depending on thermocouple type selected
  • The maximum operating temperature of these sensors is shown in the order code boxes below
  • Sheath diameters: 12.7mm (1/2 in), 15.9mm (5/8 in) or 21.3mm (13/16in)
  • Terminated in an IP67 weatherproof die cast alloy head rated to 135ºC (not included in length)
  • 100mm dia Cast Iron flanges as well as compression fittings are also available
Note: Due to the fluctuating market price of platinum, prices may vary from time to time.
Please contact us for an up to date position.
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The following types are available:

Type K - 316L Stainless Steel Sheath (800ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-201 12.7mm dia x 300mm long £75.00 £70.00 £64.00 Add
409-204 12.7mm dia x 500mm long £80.00 £73.00 £68.00 Add
409-207 12.7mm dia x 1000mm long £92.00 £85.00 £79.00 Add
409-210 15.9mm dia x 300mm long £86.00 £80.00 £74.00 Add
409-213 15.9mm dia x 500mm long £93.00 £86.00 £80.00 Add
409-216 15.9mm dia x 1000mm long £111.00 £102.00 £94.00 Add
409-219 21.3mm dia x 300mm long £90.00 £83.00 £77.00 Add
409-222 21.3mm dia x 500mm long £101.00 £93.00 £85.00 Add
409-225 21.3mm dia x 1000mm long £125.00 £115.00 £106.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £13.30 £12.20 £11.20 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £13.90 £12.70 £11.60 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £20.60 £18.80 £17.30 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £20.60 £18.80 £17.30 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add

Type K - 310 Stainless Steel Sheath (1100ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-160 12.7mm dia x 300mm long £87.00 £81.00 £75.00 Add
409-162 12.7mm dia x 500mm long £94.00 £88.00 £81.00 Add
409-164 12.7mm dia x 1000mm long £112.00 £103.00 £95.00 Add
409-166 15.9mm dia x 300mm long £94.00 £88.00 £81.00 Add
409-168 15.9mm dia x 500mm long £107.00 £100.00 £92.00 Add
409-170 15.9mm dia x 1000mm long £140.00 £129.00 £120.00 Add
409-172 21.3mm dia x 300mm long £107.00 £100.00 £92.00 Add
409-174 21.3mm dia x 500mm long £128.00 £118.00 £110.00 Add
409-176 21.3mm dia x 1000mm long £180.00 £166.00 £154.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £13.30 £12.20 £11.20 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £13.90 £12.70 £11.60 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £20.60 £18.80 £17.30 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £20.60 £18.80 £17.30 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add

Type K - Inconel 600® (1100ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-241 12.7mm dia x 300mm long £100.00 £91.00 £84.00 Add
409-244 12.7mm dia x 500mm long £125.00 £115.00 £106.00 Add
409-247 12.7mm dia x 1000mm long £187.00 £172.00 £159.00 Add
409-250 15.9mm dia x 300mm long £107.00 £100.00 £92.00 Add
409-253 15.9mm dia x 500mm long £138.00 £127.00 £117.00 Add
409-256 15.9mm dia x 1000mm long £212.00 £196.00 £181.00 Add
409-259 21.3mm dia x 300mm long £133.00 £122.00 £114.00 Add
409-262 21.3mm dia x 500mm long £180.00 £166.00 £154.00 Add
409-265 21.3mm dia x 1000mm long £299.00 £275.00 £255.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £13.30 £12.20 £11.20 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £13.90 £12.70 £11.60 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £20.60 £18.80 £17.30 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £20.60 £18.80 £17.30 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add

Type K - Incoloy 800® (1100ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-298 21.3mm dia x 300mm long £142.00 £132.00 £122.00 Add
409-301 21.3mm dia x 500mm long £192.00 £177.00 £164.00 Add
409-304 21.3mm dia x 1000mm long £319.00 £295.00 £272.00 Add
409-492 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add

Type J - 316L Stainless Steel (750ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-330 12.7mm dia x 300mm long £78.00 £72.00 £67.00 Add
409-333 12.7mm dia x 500mm long £83.00 £75.00 £70.00 Add
409-336 12.7mm dia x 1000mm long £94.00 £88.00 £81.00 Add
409-339 15.9mm dia x 300mm long £90.00 £83.00 £77.00 Add
409-342 15.9mm dia x 500mm long £96.00 £88.00 £82.00 Add
409-345 15.9mm dia x 1000mm long £114.00 £104.00 £98.00 Add
409-348 21.3mm dia x 300mm long £92.00 £85.00 £79.00 Add
409-351 21.3mm dia x 500mm long £102.00 £94.00 £87.00 Add
409-354 21.3mm dia x 1000mm long £127.00 £117.00 £109.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £13.30 £12.20 £11.20 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £13.90 £12.70 £11.60 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £20.60 £18.80 £17.30 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £20.60 £18.80 £17.30 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add

Type R - 310 Stainless Steel (1000ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-382 12.7mm dia x 300mm long £400.00 £365.00 £334.00 Add
409-385 12.7mm dia x 500mm long £654.00 £596.00 £546.00 Add
409-388 12.7mm dia x 1000mm long £1,235.00 £1,126.00 £1,031.00 Add
409-400 21.3mm dia x 300mm long £412.00 £376.00 £344.00 Add
409-403 21.3mm dia x 500mm long £666.00 £607.00 £556.00 Add
409-406 21.3mm dia x 1000mm long £1,247.00 £1,137.00 £1,040.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £13.30 £12.20 £11.20 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £20.60 £18.80 £17.30 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add

Type S - 310 Stainless Steel (1000ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-432 12.7mm dia x 300mm long £400.00 £365.00 £334.00 Add
409-435 12.7mm dia x 500mm long £654.00 £596.00 £546.00 Add
409-438 12.7mm dia x 1000mm long £1,235.00 £1,126.00 £1,031.00 Add
409-450 21.3mm dia x 300mm long £412.00 £376.00 £344.00 Add
409-453 21.3mm dia x 500mm long £666.00 £607.00 £556.00 Add
409-456 21.3mm dia x 1000mm long £1,247.00 £1,137.00 £1,040.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £13.30 £12.20 £11.20 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £31.00 £28.40 £26.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £20.60 £18.80 £17.30 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £20.60 £18.80 £17.30 Add