Heavy Duty Industrial Thermocouple

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.

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

Order Code Description 1 - 4 5 - 9 10+ Buy
409-201 12.7mm dia x 300mm long $184.00 $158.00 $144.00 Add
409-204 12.7mm dia x 500mm long $201.00 $173.00 $157.00 Add
409-207 12.7mm dia x 1000mm long $241.00 $208.00 $190.00 Add
409-210 15.9mm dia x 300mm long $213.00 $182.00 $166.00 Add
409-213 15.9mm dia x 500mm long $235.00 $201.00 $182.00 Add
409-216 15.9mm dia x 1000mm long $286.00 $245.00 $223.00 Add
409-219 21.3mm dia x 300mm long $218.00 $187.00 $170.00 Add
409-222 21.3mm dia x 500mm long $243.00 $208.00 $190.00 Add
409-225 21.3mm dia x 1000mm long $311.00 $267.00 $243.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $39.30 $35.70 $32.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $39.30 $35.70 $32.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $49.10 $44.40 $40.10 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $49.10 $44.40 $40.10 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 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 $201.00 $173.00 $157.00 Add
409-162 12.7mm dia x 500mm long $221.00 $193.00 $174.00 Add
409-164 12.7mm dia x 1000mm long $275.00 $234.00 $215.00 Add
409-166 15.9mm dia x 300mm long $220.00 $190.00 $173.00 Add
409-168 15.9mm dia x 500mm long $249.00 $216.00 $194.00 Add
409-170 15.9mm dia x 1000mm long $324.00 $278.00 $252.00 Add
409-172 21.3mm dia x 300mm long $250.00 $216.00 $195.00 Add
409-174 21.3mm dia x 500mm long $291.00 $250.00 $227.00 Add
409-176 21.3mm dia x 1000mm long $451.00 $388.00 $353.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $39.30 $35.70 $32.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $39.30 $35.70 $32.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $49.10 $44.40 $40.10 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $49.10 $44.40 $40.10 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 Add

Type K - Inconel 600® (1100ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-241 12.7mm dia x 300mm long $216.00 $186.00 $169.00 Add
409-244 12.7mm dia x 500mm long $243.00 $208.00 $190.00 Add
409-247 12.7mm dia x 1000mm long $307.00 $264.00 $239.00 Add
409-250 15.9mm dia x 300mm long $238.00 $205.00 $187.00 Add
409-253 15.9mm dia x 500mm long $277.00 $239.00 $217.00 Add
409-256 15.9mm dia x 1000mm long $375.00 $324.00 $294.00 Add
409-259 21.3mm dia x 300mm long $294.00 $252.00 $229.00 Add
409-262 21.3mm dia x 500mm long $350.00 $301.00 $273.00 Add
409-265 21.3mm dia x 1000mm long $607.00 $523.00 $473.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $39.30 $35.70 $32.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $39.30 $35.70 $32.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $49.10 $44.40 $40.10 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $49.10 $44.40 $40.10 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 Add

Type K - Incoloy 800® (1100ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-298 21.3mm dia x 300mm long $309.00 $266.00 $242.00 Add
409-301 21.3mm dia x 500mm long $367.00 $316.00 $287.00 Add
409-304 21.3mm dia x 1000mm long $637.00 $549.00 $497.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 Add

Type J - 316L Stainless Steel (750ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-330 12.7mm dia x 300mm long $184.00 $158.00 $144.00 Add
409-333 12.7mm dia x 500mm long $201.00 $173.00 $157.00 Add
409-336 12.7mm dia x 1000mm long $241.00 $208.00 $190.00 Add
409-339 15.9mm dia x 300mm long $213.00 $182.00 $166.00 Add
409-342 15.9mm dia x 500mm long $235.00 $201.00 $182.00 Add
409-345 15.9mm dia x 1000mm long $286.00 $245.00 $223.00 Add
409-348 21.3mm dia x 300mm long $218.00 $187.00 $170.00 Add
409-351 21.3mm dia x 500mm long $243.00 $208.00 $190.00 Add
409-354 21.3mm dia x 1000mm long $311.00 $267.00 $243.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $39.30 $35.70 $32.40 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $39.30 $35.70 $32.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $49.10 $44.40 $40.10 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $49.10 $44.40 $40.10 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 Add

Type R - 310 Stainless Steel (1000ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-382 12.7mm dia x 300mm long $893.00 $768.00 $697.00 Add
409-385 12.7mm dia x 500mm long $1,462.00 $1,256.00 $1,139.00 Add
409-388 12.7mm dia x 1000mm long $2,759.00 $2,371.00 $2,149.00 Add
409-400 21.3mm dia x 300mm long $920.00 $791.00 $718.00 Add
409-403 21.3mm dia x 500mm long $1,487.00 $1,279.00 $1,159.00 Add
409-406 21.3mm dia x 1000mm long $2,784.00 $2,394.00 $2,171.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $39.30 $35.70 $32.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $49.10 $44.40 $40.10 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 Add

Type S - 310 Stainless Steel (1000ºC)

Order Code Description 1 - 4 5 - 9 10+ Buy
409-432 12.7mm dia x 300mm long $893.00 $768.00 $697.00 Add
409-435 12.7mm dia x 500mm long $1,462.00 $1,256.00 $1,139.00 Add
409-438 12.7mm dia x 1000mm long $2,759.00 $2,371.00 $2,149.00 Add
409-450 21.3mm dia x 300mm long $920.00 $791.00 $718.00 Add
409-453 21.3mm dia x 500mm long $1,487.00 $1,279.00 $1,159.00 Add
409-456 21.3mm dia x 1000mm long $2,784.00 $2,394.00 $2,171.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $39.30 $35.70 $32.40 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $77.00 $69.00 $63.00 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $49.10 $44.40 $40.10 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $49.10 $44.40 $40.10 Add