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Electromechanical Temperature Controls
Allen‑Bradley

Our Bulletin 837 electromechanical temperature controls family of condition sensing products includes rugged, industrial-grade temperature controls.
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837-A5AX503 Electro-Mech Temp Cntrl Sw product image
837-A5AX503 Electro-Mech Temp Cntrl Sw
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Type 1 enclosure
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837-A5AX506 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Type 1 enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Type 7 & 9 and 4 & 13 Combined Metallic Aluminum enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837-A5JX906X150 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837-A5JX920 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Open Type (without enclosure)
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837-A5X612 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 200 degrees F, Open Type (without enclosure)
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837-A5X712C Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 130...200 degrees F, Open Type (without enclosure)
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 430 degrees F, Type 1 enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 430 degrees F, Open Type (without enclosure)
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 490 degrees F, Type 7 & 9 and 4 & 13 Combined Metallic Aluminum enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 490 degrees F, Open Type (without enclosure)
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 570 degrees F, Type 1 enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 1 enclosure
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837-A6EX920 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 7 & 9 and 4 & 13 Combined Metallic Aluminum enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837-A6JX606 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837-A6JX712 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837-A6JX730 Electro-Mech Temp Cntrl Sw product image
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 4 & 13 Metallic Aluminum enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Type 4X Non-Metallic enclosure
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 290 degrees F, Open Type (without enclosure)
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837 Temperature Controls, Style A, Remote Bulb and Capillary, 50 degrees F, Type 7 & 9 and 4 & 13 Combined Metallic Aluminum enclosure
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Allen Bradley

Our Bulletin 837 Electromechanical Temperature Controls family of condition sensing products includes rugged, industrial-grade temperature controls. These devices use vapor pressure technology to sense changes in temperature. Typical repeat accuracy is ±2 °F (-16.7 °C).

  • Adjustable ranges from -60…+570 °F (-51.1…+298.9 °C)
  • Adjustable differential from 2…87 °F (-16.7…+30.6 °C)
  • Wide variety of contact arrangements
  • Standard capillary length is 6 ft (1.8 m) with custom lengths available
  • Direct vertical and horizontal immersion available
  • Protective armor available in bronze or stainless steel
  • Available in open type or Type 1, 4/13, 4X, 7/9, and 4/13 combined enclosures

Certifications
CSA MarkCanadian Standards Association Mark
UK Conformity Assessed UK Conformity Assessed
UL Listed CertificationUL Listed Certification
  • CE Marked for all applicable directives 
  • CSA Certified
  • UKCA Marked for all applicable regulations
  • UL Listed

File and Guide Numbers

UL   CSA  
File Number Guide Number File Number Class
E65556 XAPX LR1234 1222-01
E64971 (Hazardous Location) XBDV LR11924 (Haz. Loc.) 3218-02

Hazardous Location enclosed devices are not CE compliant.

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details. 

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Documentation Chevron DownChevron Down
Miscellaneous Publication
Condition Sensing Brochure 836E-BR001_-EN-P
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