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Thermowells

99 products found

Use thermowells from Grainger to help protect temperature sensors installed in industrial processes. A thermowell is a hollow tube that can be permanently placed into pipes, tanks or sumps, into which a temperature probe can be inserted to measure the content’s temperature. Find a variety of thermowells at Grainger. Shop today.Close

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  • Bimetal Thermowell, 316SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C462
    Mfr. Model #
    24C462
    Bimetal Thermowell,316SS,1/2 NPSM
    Web Price $46.40 / each
  • Thermowell, Stepped, 5 In Insrt Depth

    Brand
    WINTERS
    Item #
    20JN85
    Mfr. Model #
    TIW04LF
    Thermowell,Stepped,5 In Insrt Depth
    Web Price $45.40 / each
  • Thermowell, Stepped, 2.5 In Insrt Depth

    Brand
    WINTERS
    Item #
    20JN84
    Mfr. Model #
    TIW01LF
    Thermowell,Stepped,2.5 In Insrt Depth
    Web Price $14.20 / each
  • Bimetal Thermowell, Brass, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C471
    Mfr. Model #
    24C471
    Bimetal Thermowell,Brass,1/2 NPSM
    Web Price $34.00 / each
  • Industrial Thermowell, Brass, 5/8-18 UNF

    Brand
    GRAINGER APPROVED
    Item #
    24C480
    Mfr. Model #
    24C480
    Industrial Thermowell,Brass,5/8-18 UNF
    Web Price $7.75 / each
  • Industrial Thermowell, Brass, 1-1/4-18

    Brand
    GRAINGER APPROVED
    Item #
    24C455
    Mfr. Model #
    24C455
    Industrial Thermowell,Brass,1-1/4-18
    Web Price $12.05 / each
  • Industrial Thermowell, Brass, 1-1/4-18

    Brand
    GRAINGER APPROVED
    Item #
    24C456
    Mfr. Model #
    24C456
    Industrial Thermowell,Brass,1-1/4-18
    Web Price $26.00 / each
  • Bimetal Thermowell, Brass, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C470
    Mfr. Model #
    24C470
    Bimetal Thermowell,Brass,1/2 NPSM
    Web Price $24.20 / each
  • Bimetal Thermowell, 316SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C463
    Mfr. Model #
    24C463
    Bimetal Thermowell,316SS,1/2 NPSM
    Web Price $57.50 / each
  • Bimetal Thermowell, 316SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C461
    Mfr. Model #
    24C461
    Bimetal Thermowell,316SS,1/2 NPSM
    Web Price $42.20 / each
  • Industrial Thermowell, 304SS, 1/4" NPT

    Brand
    DWYER INSTRUMENTS
    Item #
    6CUF2
    Mfr. Model #
    TE-TNS-N064N-14
    Industrial Thermowell,304SS,1/4" NPT
    Web Price $31.60 / each
  • Industrial Thermowell, 304SS, 1/4" NPT

    Brand
    DWYER INSTRUMENTS
    Item #
    6CUF1
    Mfr. Model #
    TE-TNS-N044N-14
    Industrial Thermowell,304SS,1/4" NPT
    Web Price $18.95 / each
  • Industrial Thermowell, 304SS, 1-1/4-18

    Brand
    GRAINGER APPROVED
    Item #
    24C508
    Mfr. Model #
    24C508
    Industrial Thermowell,304SS,1-1/4-18
    Web Price $35.50 / each
  • Industrial Thermowell, 304SS, Welded

    Brand
    PALMER
    Item #
    6PEZ0
    Mfr. Model #
    1140-203-03
    Industrial Thermowell,304SS,Welded
    Web Price $56.75 / each
  • Industrial Thermowell, Lagging, 304SS

    Brand
    TRERICE
    Item #
    2AFE5
    Mfr. Model #
    3-4FA5
    Industrial Thermowell,Lagging,304SS
    Web Price $67.75 / each
  • Bimetal Thermowell, Brass, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C469
    Mfr. Model #
    24C469
    Bimetal Thermowell,Brass,1/2 NPSM
    Web Price $20.75 / each
  • Bimetal Thermowell, 304SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C512
    Mfr. Model #
    24C512
    Bimetal Thermowell,304SS,1/2 NPSM
    Web Price $23.80 / each
  • Bimetal Thermowell, 304SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C514
    Mfr. Model #
    24C514
    Bimetal Thermowell,304SS,1/2 NPSM
    Web Price $40.80 / each
  • Bimetal Thermowell, 304SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C513
    Mfr. Model #
    24C513
    Bimetal Thermowell,304SS,1/2 NPSM
    Web Price $28.20 / each
  • Industrial Thermowell, 316SS, 1-1/4-18

    Brand
    GRAINGER APPROVED
    Item #
    24C450
    Mfr. Model #
    24C450
    Industrial Thermowell,316SS,1-1/4-18
    Web Price $37.10 / each
  • Thermowell, Stepped, 0.9 In Insrt Depth

    Brand
    WINTERS
    Item #
    20JN93
    Mfr. Model #
    TSW65LF
    Thermowell,Stepped,0.9 In Insrt Depth
    Web Price $5.95 / each
  • Industrial Thermowell, 304SS, 1-1/4-18

    Brand
    TRERICE
    Item #
    2AFE4
    Mfr. Model #
    3-4F5
    Industrial Thermowell,304SS,1-1/4-18
    Web Price $77.25 / each
  • Industrial Thermowell, Lagging, 304SS

    Brand
    GRAINGER APPROVED
    Item #
    24C520
    Mfr. Model #
    24C520
    Industrial Thermowell,Lagging,304SS
    Web Price $23.95 / each
  • Bimetal Thermowell, Lagging, 316SS, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C497
    Mfr. Model #
    24C497
    Bimetal Thermowell,Lagging,316SS,1/2NPSM
    Web Price $98.00 / each
  • Bimetal Thermowell, Lagging, 304SS, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C527
    Mfr. Model #
    24C527
    Bimetal Thermowell,Lagging,304SS,1/2NPSM
    Web Price $64.25 / each
  • Bimetal Thermowell, Lagging, 316SS, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C498
    Mfr. Model #
    24C498
    Bimetal Thermowell,Lagging,316SS,1/2NPSM
    Web Price $229.50 / each
  • Bimetal Thermowell, Lagging, 316SS, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C493
    Mfr. Model #
    24C493
    Bimetal Thermowell,Lagging,316SS,1/2NPSM
    Web Price $45.80 / each
  • Bimetal Thermowell, 316SS, 1/2 NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C465
    Mfr. Model #
    24C465
    Bimetal Thermowell,316SS,1/2 NPSM
    Web Price $134.00 / each
  • Bimetal Thermowell, Lagging, Brass, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C505
    Mfr. Model #
    24C505
    Bimetal Thermowell,Lagging,Brass,1/2NPSM
    Web Price $123.50 / each
  • Bimetal Thermowell, Lagging, Brass, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C499
    Mfr. Model #
    24C499
    Bimetal Thermowell,Lagging,Brass,1/2NPSM
    Web Price $8.80 / each
  • Industrial Thermowell, 316SS, 1-1/4-18

    Brand
    GRAINGER APPROVED
    Item #
    24C453
    Mfr. Model #
    24C453
    Industrial Thermowell,316SS,1-1/4-18
    Web Price $76.75 / each
  • Bimetal Thermowell, Lagging, Brass, 1/2NPSM

    Brand
    GRAINGER APPROVED
    Item #
    24C503
    Mfr. Model #
    24C503
    Bimetal Thermowell,Lagging,Brass,1/2NPSM
    Web Price $67.75 / each
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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More