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Thermowells & Accessories
Extend the life of your temperature sensors and improve system reliability with our durable thermowells and accessories. Designed to shield thermocouples, RTDs, and other sensors from pressure, flow, and corrosive media, thermowells allow accurate measurement without exposing instruments to harsh process conditions. Our selection includes threaded, flanged, weld-in, and sanitary thermowells, along with mounting hardware and protective accessories to meet your installation needs. Available in multiple materials, lengths, and bore sizes, these products are ideal for chemical processing, power generation, water treatment, food and beverage, and general industrial applications. With rugged construction, easy installation, and trusted-brand performance, our thermowells and accessories provide long-lasting protection, dependable accuracy, and lower maintenance costs in demanding environments.
Filters 156 Results
156 items
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Check-Set Data Logger Accessory Bundle: Includes Keyboard & Mouse, Bar Code Reader, Brush Kit, Heat Sink compound, Thermometer Calibration Wrench, USB drive, Shoulder Strap
$304.26
Available for Purchase
Subject to factory lead times
STRAP, SHOULDER, ADJ BLACK PADDED 53 IN (Carrying strap for all except CS1-HOT)
$29.25
Available for Purchase
Subject to factory lead times
Check-Set aids in fast, accurate, and compliant thermometer calibrations. NIST-tracable certificate, and user-friendly operation, it takes the hassle out of meeting regulatory requirements. Features include 2 preset calibration points 40/160F, and accuracy of +/- 0.2F (0.1C). Varifies most brands of thermometers with standard 3 hole well insert (0.125", 0.150", and 0.187" diameter) additional wells avalible for purchase. Unique serial number, protable, durable and made in the USA. Notches on well can be used to reclibrate dial thermometers with a reste nut quickly and easily. Save time, simplify audits, and ensure food safety compliance.
$2,434.08
Available for Purchase
Subject to factory lead times
Check-Set aids in fast, accurate, and compliant thermometer calibrations. NIST-tracable certificate, and user-friendly operation, it takes the hassle out of meeting regulatory requirements. Features include 2 preset calibration points 32/212F, and accuracy of +/- 0.2F (0.1C). Varifies most brands of thermometers with standard 3 hole well insert (0.125", 0.150", and 0.187" diameter) additional wells avalible for purchase. Unique serial number, protable, durable and made in the USA. Notches on well can be used to reclibrate dial thermometers with a reste nut quickly and easily. Save time, simplify audits, and ensure food safety compliance.
$2,434.08
Available for Purchase
Subject to factory lead times
Check-Set Data Logger is the ultimate tool for food safety managers who need fast, accurate, and compliant thermometer calibrations. With audit-ready documentation, NIST-tracable certificate, and user-friendly operation, it takes the hassle out of meeting regulatory requirements. Features include 4 preset calibration points 32/40/160/212F, and accuracy of +/- 0.2F (0.1C), time stamped records, operator profiles & audit trail, automatic recertification reminders, and 2.8" touch screen, USB compatible, CSV export, unique operator profiles, ability to record notes, manager lockout function, compatable with keyboard, mouse, and bar code reader. Varifies most brands of thermometers with standard 3 hole well insert (0.125", 0.150", and 0.187" diameter) additional wells avalible for purchase. Unique serial number, protable, durable and made in the USA. Notches on well can be used to reclibrate dial thermometers with a reste nut quickly and easily. Save time, simplify audits, and ensure food safety compliance.
$4,056.80
Available for Purchase
Subject to factory lead times
Check-Set Data Logger with Accessory Bundle: Includes Check-Set Data Logger, Keyboard & Mouse, Bar Code Reader, Brush Kit, Heat Sink compound, Thermometer Calibration Wrench, USB drive, Shoulder Strap
$3,270.80
Available for Purchase
Subject to factory lead times
2-1/2" SS Thermowell with 1/2" NPT internal and 3/4" external thread.
Save 17%$27.95
$23.29
Typically ships within 3-5 weeks
Subject to factory lead times
2-1/2" SS Thermowell with 1/4" NPT internal and 1/2" external thread.
Save 17%$30.80
$25.67
Typically ships within 3-5 weeks
Subject to factory lead times
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$95.86
$72.20
Available for Purchase
Subject to factory lead times
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$108.03
$81.35
Low Stock (4)Ships within 1 business day
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$89.32
$67.26
Low Stock (2)Ships within 1 business day
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$142.98
$107.67
Available for Purchase
Subject to factory lead times
Check-Set Data Logger Accessory Bundle: Includes Keyboard & Mouse, Bar Code Reader, Brush Kit, Heat Sink compound, Thermometer Calibration Wrench, USB drive, Shoulder Strap
$304.26
Available for Purchase
Subject to factory lead times
STRAP, SHOULDER, ADJ BLACK PADDED 53 IN (Carrying strap for all except CS1-HOT)
$29.25
Available for Purchase
Subject to factory lead times
Check-Set aids in fast, accurate, and compliant thermometer calibrations. NIST-tracable certificate, and user-friendly operation, it takes the hassle out of meeting regulatory requirements. Features include 2 preset calibration points 40/160F, and accuracy of +/- 0.2F (0.1C). Varifies most brands of thermometers with standard 3 hole well insert (0.125", 0.150", and 0.187" diameter) additional wells avalible for purchase. Unique serial number, protable, durable and made in the USA. Notches on well can be used to reclibrate dial thermometers with a reste nut quickly and easily. Save time, simplify audits, and ensure food safety compliance.
$2,434.08
Available for Purchase
Subject to factory lead times
Check-Set aids in fast, accurate, and compliant thermometer calibrations. NIST-tracable certificate, and user-friendly operation, it takes the hassle out of meeting regulatory requirements. Features include 2 preset calibration points 32/212F, and accuracy of +/- 0.2F (0.1C). Varifies most brands of thermometers with standard 3 hole well insert (0.125", 0.150", and 0.187" diameter) additional wells avalible for purchase. Unique serial number, protable, durable and made in the USA. Notches on well can be used to reclibrate dial thermometers with a reste nut quickly and easily. Save time, simplify audits, and ensure food safety compliance.
$2,434.08
Available for Purchase
Subject to factory lead times
Check-Set Data Logger is the ultimate tool for food safety managers who need fast, accurate, and compliant thermometer calibrations. With audit-ready documentation, NIST-tracable certificate, and user-friendly operation, it takes the hassle out of meeting regulatory requirements. Features include 4 preset calibration points 32/40/160/212F, and accuracy of +/- 0.2F (0.1C), time stamped records, operator profiles & audit trail, automatic recertification reminders, and 2.8" touch screen, USB compatible, CSV export, unique operator profiles, ability to record notes, manager lockout function, compatable with keyboard, mouse, and bar code reader. Varifies most brands of thermometers with standard 3 hole well insert (0.125", 0.150", and 0.187" diameter) additional wells avalible for purchase. Unique serial number, protable, durable and made in the USA. Notches on well can be used to reclibrate dial thermometers with a reste nut quickly and easily. Save time, simplify audits, and ensure food safety compliance.
$4,056.80
Available for Purchase
Subject to factory lead times
Check-Set Data Logger with Accessory Bundle: Includes Check-Set Data Logger, Keyboard & Mouse, Bar Code Reader, Brush Kit, Heat Sink compound, Thermometer Calibration Wrench, USB drive, Shoulder Strap
$3,270.80
Available for Purchase
Subject to factory lead times
2-1/2" SS Thermowell with 1/2" NPT internal and 3/4" external thread.
Save 17%$27.95
$23.29
Typically ships within 3-5 weeks
Subject to factory lead times
2-1/2" SS Thermowell with 1/4" NPT internal and 1/2" external thread.
Save 17%$30.80
$25.67
Typically ships within 3-5 weeks
Subject to factory lead times
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$95.86
$72.20
Available for Purchase
Subject to factory lead times
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$108.03
$81.35
Low Stock (4)Ships within 1 business day
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$89.32
$67.26
Low Stock (2)Ships within 1 business day
Allows a temperature instrument to be removed and replaced without shutting down and draining the processReduces the possibility of damage to the temperature instrumentProvides protection to the operator1/2" NPSM instrument connection, 3/4" NPT process connection standard - 1/2" NPT, 1" NPT, flanged and sanitary options available150 Class and 300 Class raised face flanged thermowells available
Save 25%$142.98
$107.67
Available for Purchase
Subject to factory lead times
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About NISCO Inc.
NISCO offers a wide range of pressure gauges & instruments, diaphragm seals, thermometers, valves, and flow control products to the industrial and commercial marketplaces, as well as other resellers like ourselves. We can also provide other value-added services such as gauge repair, NIST traceable calibration, diaphragm seal assembly, and valve automation. NISCO takes pride in providing extensive product knowledge, helpful customer service, and market competitive pricing to help fit whatever need you may have because it is our goal to be regarded by our customers as the best supplier of pressure, temperature, and flow control products.