856TBB8

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Overview of Allen Bradley 856T-BB8

The Allen Bradley 856T-BB8 is a 70mm multi-function yellow LED stack light module designed for clear and reliable visual signaling in industrial environments. Operating on 24V AC/DC, this stack light module provides versatile signaling options, including steady, flashing, and strobe effects for effective status indication. Its robust polycarbonate lens and modular design make it suitable for a variety of machine monitoring and automation applications. The 856T-BB8 is part of the 856T Control Tower lineup, known for its flexibility and ease of installation, featuring IP66/67 ingress protection for durability in harsh conditions. This module helps improve process monitoring and machine performance visibility in manufacturing settings with energy-efficient LED technology that has a long service life, lowering maintenance requirements.

Key Features of Allen Bradley 856T-BB8

  • Multi-function LED light with steady, flashing, and strobe modes
  • Bright yellow color for clear visual machine status indication
  • Operates on 24V AC/DC power supply for compatibility with standard industrial systems
  • 70mm diameter size, fitting 856T Control Tower stack light series
  • Durable polycarbonate lens with IP66/67 rated protection for dust and water resistance
  • Modular design simplifies installation and maintenance
  • Energy-efficient LED reduces power consumption and extends lifespan
  • Operates reliably in extended temperature ranges (-30°C to +70°C)
  • Easy wiring termination via push-in terminals or M12 quick disconnect bases

Technical Specs of 856T-BB8

Specification Details
Model 856T-BB8
Light Type Multi-function LED
Color Yellow
Voltage 24V AC/DC ±10%
Diameter 70 mm
Ingress Protection IP66/67
Operating Temperature -30°C to +70°C
Weight 0.2 kg (approx.)
Mounting Push-in terminal blocks or M12 quick disconnect

Applications / Use Case

The Allen Bradley 856T-BB8 stack light module is ideal for industrial automation signaling, machine status indication, and manufacturing process monitoring. It is widely used on control towers for production lines, packaging machinery, and robotic work cells to deliver clear visual alerts. The module’s reliable LED illumination and multiple signaling functions allow operators to quickly respond to machine states such as normal operation, warnings, or faults. Its rugged design suits challenging industrial environments with exposure to dust, moisture, and temperature variations. Integration into automation systems enhances safety and efficiency by facilitating real-time communication of operational conditions.

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856TBB8

$0.00

  • ACHIEVING

    4.0

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    1%

    return rate

Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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