Allen Bradley 840E-TB1B2A1D4 Solid State Condition Level Switch
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Usually ships within 11 to 17 Days
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Manufacturer AB-SEN
Mfg Catalog # 840E-TB1B2A1-D4
North Coast Part # 1434709


  • Discrete NO/NC level switch based on ultrasonic vibrating fork technology
  • On-site control via high-visibility status indicator
  • 316L stainless steel sensing element
  • AC version with NPT 1/2 inch valve connector
  • DC PNP version with M12 connector
  • Rugged, corrosion-resistant 316L stainless steel housing with IP66/67 rating for DC-type and IP65 rating for AC-type enclosures


  • Condition Sensing Case Studies — View our case studies site to discover how customers have applied Allen-Bradley® condition sensing products in their applications.
  • Condition Sensing Reverse Osmosis
  • Pump protector program support
  • Coolant and lubricant tanks
  • Filtering systems
  • Tanks, containers and pipelines
  • Liquid level monitoring


  • cCSAus Certified
  • CE Marked for all applicable directives




  • 889D-F4AC-2: DC Micro (M12), Female, Straight, 4-Pin, PVC Cable, Yellow, Unshielded, IEC Color Coded, No Connector, 2 meter (6.56 feet)
  • 889D-R4AC-2: DC Micro (M12), Female, R-Ang, 4-Pin, PVC Cable, Yellow, Unshielded, IEC Color Coded, No Connector, 2 meter (6.56 feet)

Level Sensing Switch Data

  • Degree of Protection: NEMA 4X (IP 66/67)
  • Power Supply: DC-PNP with M12 connector
  • Media: Liquid
  • Process Pressure: -14.5...580 psi
  • Process Connection: 3/4 inch NPT (male)
  • SettingTime: < 2 s
  • Housing Material: 316L Stainless Steel


GTiN 00887172864216
Voltage 10-35 Volt
Type 840E Solid-State Flow Sensor
Applications 840E Condition Sensor
Standard CCC,CSA
Family Brand Name Allen Bradley
Sub Brand Rockwell
Product UPC 88717286421

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