Allen-Bradley 837-H1A Electro Mechanical Pressure Control Switch
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Manufacturer AB-GIA
Mfg Catalog # 837-H1A
North Coast Part # 681276


  • Protective armor available in bronze or stainless steel
  • Adjustable differential from 2...87 °F
  • Adjustable ranges from -60...570 °F
  • Standard capillary length is 6 ft with custom lengths available
  • Wide variety of contact arrangements
  • Direct vertical and horizontal immersion available


Temperature Controls

  • Hazardous Location: No
  • Device Style: Style H, Direct Horizontal Immersion
  • Custom Trip or Reset Setting: Default Factory Setting

Temperature Specifications

  • Temperature Specifications: 125 degrees F


  • Enclosure Type: Type 1 enclosure


  • Factory Modifications: No Modifications

Modified Industrial Control Options

  • LED option: No LED pilot option


  • Standard Contacts: Standard contact block is supplied - Single-pole, double-throw, snap action. Supplied when a contact block suffix is not added to the catalog number. Non-inductive ratings, 5A, 240V. 3A, 600V. Control circuit ratings AC - 125 VA, 24...600V. DC - 57.5 VA, 115...230V.
  • Note===>: NOTE: NEMA does not rate contacts to switch low voltage and current. Bulletin 837 Styles A, H, and V Temperature Controls are supplied with silver contacts. The devices are designed to deliver high force snap action to the contacts. This provides exceptional contact fidelity at 24V DC I/O card current level entry when the integrity of the enclosure is maintained.


UPC 78118090326
Item Long Description Electro-Mech Temp Cntrl Sw
GTiN 00781180903267
Type Electro-Mech Temp Cntrl Sw
Style Style H Product
Family Brand Name Allen Bradley
Contact Configuration Standard Contact Block - SPST
Enclosure NEMA Type 1
Standard KC

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