Heavy Duty Industrial Thermocouple

These sensors are available with thick wall protective sheaths in 316 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: 316 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.
PRICE PROMISE - WE WON'T BE BEATEN! click here for details
Type K - 316 Stainless Steel Sheath (800ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-201 12.7mm dia x 300mm long £52.30 £47.10 £41.40 Add
409-204 12.7mm dia x 500mm long £57.30 £51.60 £45.40 Add
409-207 12.7mm dia x 1000mm long £69.10 £62.20 £54.70 Add
409-210 15.9mm dia x 300mm long £59.90 £54.00 £47.60 Add
409-213 15.9mm dia x 500mm long £65.80 £59.30 £52.30 Add
409-216 15.9mm dia x 1000mm long £80.50 £72.50 £63.90 Add
409-219 21.3mm dia x 300mm long £61.90 £55.70 £49.10 Add
409-222 21.3mm dia x 500mm long £69.10 £62.20 £54.90 Add
409-225 21.3mm dia x 1000mm long £88.60 £79.70 £70.20 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £9.80 £9.20 £8.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £10.20 £9.60 £8.80 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £9.50 £8.50 £7.50 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £9.50 £8.50 £7.50 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add
Type K - 310 Stainless Steel Sheath (1100ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-160 12.7mm dia x 300mm long £57.50 £51.40 £45.20 Add
409-162 12.7mm dia x 500mm long £63.50 £57.20 £50.30 Add
409-164 12.7mm dia x 1000mm long £78.50 £70.70 £62.20 Add
409-166 15.9mm dia x 300mm long £62.80 £56.50 £49.70 Add
409-168 15.9mm dia x 500mm long £71.30 £64.20 £56.50 Add
409-170 15.9mm dia x 1000mm long £92.80 £83.50 £73.50 Add
409-172 21.3mm dia x 300mm long £71.90 £64.70 £56.90 Add
409-174 21.3mm dia x 500mm long £83.50 £75.10 £66.10 Add
409-176 21.3mm dia x 1000mm long £129.80 £121.10 £106.50 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £9.80 £9.20 £8.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £10.20 £9.60 £8.80 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £9.50 £8.50 £7.50 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £9.50 £8.50 £7.50 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add
Type K - Inconel 600® (1100ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-241 12.7mm dia x 300mm long £61.70 £55.70 £48.90 Add
409-244 12.7mm dia x 500mm long £69.70 £62.70 £55.20 Add
409-247 12.7mm dia x 1000mm long £87.80 £79.10 £69.60 Add
409-250 15.9mm dia x 300mm long £67.20 £60.50 £53.30 Add
409-253 15.9mm dia x 500mm long £78.40 £70.70 £62.30 Add
409-256 15.9mm dia x 1000mm long £106.60 £96.00 £84.60 Add
409-259 21.3mm dia x 300mm long £83.50 £75.20 £66.30 Add
409-262 21.3mm dia x 500mm long £99.40 £89.50 £78.90 Add
409-265 21.3mm dia x 1000mm long £172.50 £164.00 £144.40 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £9.80 £9.20 £8.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £10.20 £9.60 £8.80 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £9.50 £8.50 £7.50 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £9.50 £8.50 £7.50 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add
Type K - Incoloy 800® (1100ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-298 21.3mm dia x 300mm long £87.60 £83.30 £73.40 Add
409-301 21.3mm dia x 500mm long £104.40 £99.30 £87.50 Add
409-304 21.3mm dia x 1000mm long £181.00 £171.50 £151.00 Add
409-492 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add
Type J - 316 Stainless Steel (750ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-330 12.7mm dia x 300mm long £52.30 £47.10 £41.40 Add
409-333 12.7mm dia x 500mm long £57.30 £51.60 £45.40 Add
409-336 12.7mm dia x 1000mm long £69.10 £62.20 £54.70 Add
409-339 15.9mm dia x 300mm long £59.90 £54.00 £47.60 Add
409-342 15.9mm dia x 500mm long £65.80 £59.30 £52.30 Add
409-345 15.9mm dia x 1000mm long £80.50 £72.50 £63.90 Add
409-348 21.3mm dia x 300mm long £61.90 £55.70 £49.10 Add
409-351 21.3mm dia x 500mm long £69.10 £62.20 £54.90 Add
409-354 21.3mm dia x 1000mm long £88.60 £79.70 £70.20 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £9.80 £9.20 £8.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths £10.20 £9.60 £8.80 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £9.50 £8.50 £7.50 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia £9.50 £8.50 £7.50 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add
Type R - 310 Stainless Steel (1000ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-382 12.7mm dia x 300mm long £368.50 £348.70 £306.90 Add
409-385 12.7mm dia x 500mm long £526.90 £499.40 £439.50 Add
409-388 12.7mm dia x 1000mm long £922.90 £875.60 £770.50 Add
409-400 21.3mm dia x 300mm long £368.50 £348.70 £306.90 Add
409-403 21.3mm dia x 500mm long £526.90 £499.40 £439.50 Add
409-406 21.3mm dia x 1000mm long £922.90 £875.60 £770.50 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £9.80 £9.20 £8.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £9.50 £8.50 £7.50 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add
Type S - 310 Stainless Steel (1000ºC)
Order Code Description 1 - 4 5 - 9 10 - 19 Buy
409-432 12.7mm dia x 300mm long £368.50 £348.70 £306.90 Add
409-435 12.7mm dia x 500mm long £526.90 £499.40 £439.50 Add
409-438 12.7mm dia x 1000mm long £922.90 £875.60 £770.50 Add
409-450 21.3mm dia x 300mm long £368.50 £348.70 £306.90 Add
409-453 21.3mm dia x 500mm long £526.90 £499.40 £439.50 Add
409-456 21.3mm dia x 1000mm long £922.90 £875.60 £770.50 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths £9.80 £9.20 £8.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths £23.00 £21.00 £19.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia £9.50 £8.50 £7.50 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia £9.50 £8.50 £7.50 Add