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Allen-Bradley 856T-BT3 70mm Green LED Stack Light Module

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Allen-Bradley 856T-BT3

by Allen-Bradley

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OverviewThe Allen-Bradley 856T-BT3 is a high-performance 70mm green LED stack light module, meticulously engineered to provide exceptionally clear and reliable visual status indication within demanding industrial automation and manufacturing environments. Designed by the trusted Allen-Bradley brand, this module is an integral component for effective operational signaling, offering a vivid green light that typically signifies "safe," "go," or "operational" statuses. Its robust construction and intelligent design ensure consistent, dependable performance, making it an indispensable asset for a wide array of industrial applications requiring immediate and unambiguous visual feedback. With its single-circuit configuration and broad 24V AC/DC compatibility, the 856T-BT3 seamlessly integrates into existing systems, contributing to enhanced safety, efficiency, and real-time operational awareness.Key Features Vibrant Green LED Illumination: Emits a bright, steady green light for unmistakable status indication, crucial for rapid recognition of operational states. Optimal 70mm Diameter: This standard size ensures excellent visibility across production floors while maintaining a compact footprint for versatile installation. Flexible 24V AC/DC Power Input: Guarantees broad compatibility with most industrial power systems, simplifying integration and reducing installation complexities. Reliable Single Circuit Operation: Provides straightforward and dependable signaling logic for consistent status communication. Durable Industrial-Grade Construction: Built to withstand the rigors of harsh industrial environments, ensuring longevity and continuous performance. Easy Modular Integration: Designed for effortless assembly with other Allen-Bradley 856T series stack light components, allowing for customized signaling solutions. Energy-Efficient LED Technology: Offers reduced power consumption compared to traditional incandescent lights, leading to lower operating costs and extended lifespan. Technical Specifications Model: 856T-BT3 Product Type: Stack Light Module Brand: Allen-Bradley Size/Diameter: 70mm LED Color: Green (Steady Illumination) Circuit Configuration: One (Single) Operating Voltage: 24V AC/DC Application Suitability: Industrial signaling, status indication, automation systems, machinery Applications Manufacturing Production Lines: Clearly indicate machine operational status, cycle completion, or hold points for increased efficiency. Industrial Control Panels: Serve as visual alerts for system states, power status, or active processes within control rooms. Automated Assembly Equipment: Provide operators with immediate feedback on robot arm movement, component feeding, or error conditions. Conveyor Systems: Signal conveyor start/stop, jam detection, or material flow status to prevent operational bottlenecks. Process Monitoring: Visually communicate critical process steps, such as "ready," "running," or "complete" in various industrial processes. Safety Enhancement: Act as a clear visual cue for safe operating zones or entry/exit permissions in hazardous environments when integrated into safety systems. Why Choose This Model? Unmatched Visibility: The bright 70mm green LED ensures that crucial operational statuses are highly visible even in busy or poorly lit industrial settings. Allen-Bradley Reliability: Benefit from the renowned quality and engineering excellence of Allen-Bradley, a leader in industrial automation components. Seamless Compatibility: Designed specifically for the Allen-Bradley 856T Control Tower Stack Light series, guaranteeing perfect fit and function for expandable systems. Optimized for Efficiency: Its energy-efficient design helps reduce power consumption and offers a long service life, minimizing maintenance and operational costs. Enhanced Operational Safety: Provides clear and consistent visual signals that contribute to a safer working environment by informing personnel of machine and system statuses. Order NowEnhance your industrial signaling with the reliable Allen-Bradley 856T-BT3 70mm green LED stack light module. Contact us today via phone or email for a personalized quote. Our team is ready to provide exceptional service and support to meet your industrial automation needs.FAQWhat is the primary function of the Allen-Bradley 856T-BT3 module?This module provides clear visual status indications, typically signifying "safe," "go," or "operational" states in industrial environments.What is the operating voltage of this stack light module?The 856T-BT3 operates on a flexible 24V AC/DC power input, ensuring broad compatibility with most industrial power systems.Can this module be integrated with other stack light components?Yes, it is designed for effortless assembly and modular integration with other Allen-Bradley 856T series stack light components for customized signaling solutions.What are the benefits of its LED technology?The LED technology offers reduced power consumption and an extended lifespan compared to traditional incandescent lights, leading to lower operating costs.Is this product suitable for harsh industrial conditions?Absolutely, its durable industrial-grade construction is built to withstand the rigors of harsh environments, ensuring continuous and reliable performance.

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$240.00
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PRODUCT DETAILS

Allen-Bradley 856T-BT3

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: 856T-BT3
  • Product Type: Stack Light Module
  • Brand: Allen-Bradley
  • Size/Diameter: 70mm
  • LED Color: Green (Steady Illumination)
  • Circuit Configuration: One (Single)
  • Operating Voltage: 24V AC/DC
  • Application Suitability: Industrial signaling, status indication, automation systems, machinery

Applications

  • Manufacturing Production Lines: Clearly indicate machine operational status, cycle completion, or hold points for increased efficiency.
  • Industrial Control Panels: Serve as visual alerts for system states, power status, or active processes within control rooms.
  • Automated Assembly Equipment: Provide operators with immediate feedback on robot arm movement, component feeding, or error conditions.
  • Conveyor Systems: Signal conveyor start/stop, jam detection, or material flow status to prevent operational bottlenecks.
  • Process Monitoring: Visually communicate critical process steps, such as "ready," "running," or "complete" in various industrial processes.
  • Safety Enhancement: Act as a clear visual cue for safe operating zones or entry/exit permissions in hazardous environments when integrated into safety systems.

Why Choose the 856T-BT3?

  • Unmatched Visibility: The bright 70mm green LED ensures that crucial operational statuses are highly visible even in busy or poorly lit industrial settings.
  • Allen-Bradley Reliability: Benefit from the renowned quality and engineering excellence of Allen-Bradley, a leader in industrial automation components.
  • Seamless Compatibility: Designed specifically for the Allen-Bradley 856T Control Tower Stack Light series, guaranteeing perfect fit and function for expandable systems.
  • Optimized for Efficiency: Its energy-efficient design helps reduce power consumption and offers a long service life, minimizing maintenance and operational costs.
  • Enhanced Operational Safety: Provides clear and consistent visual signals that contribute to a safer working environment by informing personnel of machine and system statuses.

Availability & Shipping

  • In stock: 856T-BT3 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 856T-BT3 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

This module provides clear visual status indications, typically signifying "safe," "go," or "operational" states in industrial environments.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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