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 $130.00 $120.00 $111.00 Add
409-204 12.7mm dia x 500mm long $143.00 $132.00 $122.00 Add
409-207 12.7mm dia x 1000mm long $172.00 $159.00 $147.00 Add
409-210 15.9mm dia x 300mm long $151.00 $139.00 $128.00 Add
409-213 15.9mm dia x 500mm long $167.00 $154.00 $142.00 Add
409-216 15.9mm dia x 1000mm long $204.00 $187.00 $173.00 Add
409-219 21.3mm dia x 300mm long $155.00 $143.00 $132.00 Add
409-222 21.3mm dia x 500mm long $173.00 $159.00 $147.00 Add
409-225 21.3mm dia x 1000mm long $222.00 $204.00 $189.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $37.60 $34.60 $32.00 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $37.60 $34.60 $32.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $35.20 $32.40 $29.90 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $35.20 $32.40 $29.90 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 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 $143.00 $132.00 $122.00 Add
409-162 12.7mm dia x 500mm long $158.00 $146.00 $135.00 Add
409-164 12.7mm dia x 1000mm long $196.00 $180.00 $167.00 Add
409-166 15.9mm dia x 300mm long $157.00 $145.00 $134.00 Add
409-168 15.9mm dia x 500mm long $178.00 $164.00 $151.00 Add
409-170 15.9mm dia x 1000mm long $232.00 $213.00 $197.00 Add
409-172 21.3mm dia x 300mm long $179.00 $164.00 $152.00 Add
409-174 21.3mm dia x 500mm long $208.00 $191.00 $177.00 Add
409-176 21.3mm dia x 1000mm long $323.00 $298.00 $275.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $37.60 $34.60 $32.00 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $37.60 $34.60 $32.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $35.20 $32.40 $29.90 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $35.20 $32.40 $29.90 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 Add
Type K - Inconel 600® (1100ºC)
Order Code Description 1 - 4 5 - 9 10+ Buy
409-241 12.7mm dia x 300mm long $154.00 $142.00 $131.00 Add
409-244 12.7mm dia x 500mm long $173.00 $159.00 $147.00 Add
409-247 12.7mm dia x 1000mm long $219.00 $201.00 $186.00 Add
409-250 15.9mm dia x 300mm long $170.00 $157.00 $145.00 Add
409-253 15.9mm dia x 500mm long $198.00 $182.00 $169.00 Add
409-256 15.9mm dia x 1000mm long $269.00 $248.00 $229.00 Add
409-259 21.3mm dia x 300mm long $210.00 $193.00 $179.00 Add
409-262 21.3mm dia x 500mm long $251.00 $231.00 $214.00 Add
409-265 21.3mm dia x 1000mm long $436.00 $401.00 $371.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $37.60 $34.60 $32.00 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $37.60 $34.60 $32.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $35.20 $32.40 $29.90 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $35.20 $32.40 $29.90 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 Add
Type K - Incoloy 800® (1100ºC)
Order Code Description 1 - 4 5 - 9 10+ Buy
409-298 21.3mm dia x 300mm long $221.00 $203.00 $188.00 Add
409-301 21.3mm dia x 500mm long $263.00 $242.00 $224.00 Add
409-304 21.3mm dia x 1000mm long $457.00 $421.00 $389.00 Add
409-492 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 Add
Type J - 316L Stainless Steel (750ºC)
Order Code Description 1 - 4 5 - 9 10+ Buy
409-330 12.7mm dia x 300mm long $130.00 $120.00 $111.00 Add
409-333 12.7mm dia x 500mm long $143.00 $132.00 $122.00 Add
409-336 12.7mm dia x 1000mm long $172.00 $159.00 $147.00 Add
409-339 15.9mm dia x 300mm long $151.00 $139.00 $128.00 Add
409-342 15.9mm dia x 500mm long $167.00 $154.00 $142.00 Add
409-345 15.9mm dia x 1000mm long $204.00 $187.00 $173.00 Add
409-348 21.3mm dia x 300mm long $155.00 $143.00 $132.00 Add
409-351 21.3mm dia x 500mm long $173.00 $159.00 $147.00 Add
409-354 21.3mm dia x 1000mm long $222.00 $204.00 $189.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $37.60 $34.60 $32.00 Add
409-487 1/2 in BSPT St/Steel comp fitting for 15.9mm sheaths $37.60 $34.60 $32.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $35.20 $32.40 $29.90 Add
409-502 100mm dia Adjustable Cast Iron Flange for 15.9mm dia $35.20 $32.40 $29.90 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 Add
Type R - 310 Stainless Steel (1000ºC)
Order Code Description 1 - 4 5 - 9 10+ Buy
409-382 12.7mm dia x 300mm long $713.00 $656.00 $606.00 Add
409-385 12.7mm dia x 500mm long $1,167.00 $1,074.00 $992.00 Add
409-388 12.7mm dia x 1000mm long $2,204.00 $2,027.00 $1,873.00 Add
409-400 21.3mm dia x 300mm long $735.00 $676.00 $625.00 Add
409-403 21.3mm dia x 500mm long $1,188.00 $1,093.00 $1,010.00 Add
409-406 21.3mm dia x 1000mm long $2,225.00 $2,047.00 $1,892.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $37.60 $34.60 $32.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $35.20 $32.40 $29.90 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 Add
Type S - 310 Stainless Steel (1000ºC)
Order Code Description 1 - 4 5 - 9 10+ Buy
409-432 12.7mm dia x 300mm long $713.00 $656.00 $606.00 Add
409-435 12.7mm dia x 500mm long $1,167.00 $1,074.00 $992.00 Add
409-438 12.7mm dia x 1000mm long $2,204.00 $2,027.00 $1,873.00 Add
409-450 21.3mm dia x 300mm long $735.00 $676.00 $625.00 Add
409-453 21.3mm dia x 500mm long $1,188.00 $1,093.00 $1,010.00 Add
409-456 21.3mm dia x 1000mm long $2,225.00 $2,047.00 $1,892.00 Add
409-481 1/2 in BSPT St/Steel comp fitting for 12.7mm sheaths $37.60 $34.60 $32.00 Add
409-493 3/4 in BSPT St/Steel comp fitting for 21.3mm sheaths $114.00 $105.00 $96.40 Add
409-501 100mm dia Adjustable Cast Iron Flange for 12.7mm dia $35.20 $32.40 $29.90 Add
409-503 100mm dia Adjustable Cast Iron Flange for 21.3mm dia $35.20 $32.40 $29.90 Add