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Allen-Bradley 856T-BP1 70mm Stack Light Top Sound Module in black housing

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Allen-Bradley 856T-BP1

by Allen-Bradley

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OverviewElevate your industrial signaling infrastructure with the Allen-Bradley 856T-BP1, a state-of-the-art 70mm stack light top sound module designed for precise and impactful audible notifications. This piezoelectric sound unit is fundamental for any advanced industrial automation setup, seamlessly integrating with 856T tower lights to deliver both visual and auditory indicators. Built for dependable operation in rigorous environments, the 856T-BP1 guarantees that vital operational statuses, warnings, and alerts are conveyed effectively to personnel. Featuring a resilient black enclosure that perfectly matches the Allen-Bradley 856T stack light series, this module includes 8 selectable tones, providing unmatched adaptability to distinguish between various alarm signals. Its single-circuit design simplifies installation and wiring, making it an exceptionally efficient solution for diverse applications, including equipment monitoring, process governance, and production line oversight. Operating on a versatile 24V AC/DC power supply, the 856T-BP1 ensures compatibility with a broad array of industrial control systems, offering a trustworthy and integrated signaling solution that boosts situational awareness and enhances safety protocols.Key Features High-Frequency Piezoelectric Sound Produces crisp, clear audible signals, ensuring alerts are heard even in loud industrial settings. 8 Selectable Tones Offers a diverse range of distinct sound patterns, allowing for customization across different warning, status, or alarm conditions. Single Circuit Simplicity Simplifies electrical connections and reduces complexity, facilitating straightforward integration into current systems. Robust Black Housing Engineered for endurance and designed to align with the aesthetic of Allen-Bradley 856T stack lights for a cohesive appearance. Seamless Top-Mounted Integration Specifically designed for effortless and secure attachment to 70mm stack light assemblies, streamlining setup. 24V AC/DC Universal Compatibility Operates efficiently with standard industrial control voltages, providing wide applicability across various systems. Enhanced Safety & Efficiency Delivers crucial auditory feedback, improving operator response times and overall operational safety. Technical Specifications Model: 856T-BP1 Series: 856T Stack Light Module Type: Top Sound Module Sound Type: Piezo Electric Tones: 8 Selectable Circuit Configuration: One Circuit Housing Color: Black Mounting Type: Top-Mounted for 70mm Stack Lights Voltage: 24V AC/DC Application: Industrial signaling, machine status indication, process control alerts Brand: Allen-Bradley Product Type: Top Sound Module Applications Machine & Process Monitoring Provides instant audible alarms for critical operational statuses, malfunctions, or process deviations, minimizing downtime. Industrial Automation & Control Systems Improves safety and efficiency by delivering clear sound signals for automated sequences and system states. Manufacturing & Assembly Lines Alerts operators to changes in production flow, material shortages, or quality control issues, optimizing workflow. Safety & Warning Systems Serves as a crucial component in comprehensive safety protocols, offering distinct warning tones for potential hazards or emergency conditions. Building & Facility Management Can be utilized for general alert systems within industrial facilities, indicating various conditions from access control to environmental monitoring. Material Handling & Logistics Provides auditory cues for equipment movement, loading/unloading status, or inventory alerts in warehouses and distribution centers. Why Choose This Model?Experience unparalleled reliability from Allen-Bradley. Trust in the consistent performance and superior quality associated with the Allen-Bradley brand, ensuring sustained operational integrity. With 8 distinct piezoelectric tones, this module offers exceptional flexibility to customize alerts for various industrial needs.Order NowEquip your facility with the Allen-Bradley 856T-BP1 sound module for enhanced industrial signaling.FAQWhat is the purpose of the 856T-BP1?The 856T-BP1 is designed to provide clear, audible alerts as a component of an industrial stack light system, indicating machine status, warnings, or alarms.How many tones are available with this sound module?This module features 8 selectable tones, allowing for customization to differentiate various alert conditions.Is this module compatible with all stack lights?The 856T-BP1 is specifically designed for seamless top-mounted integration with 70mm Allen-Bradley 856T series stack light assemblies.What voltage does the 856T-BP1 operate on?It operates on a versatile 24V AC/DC power supply, ensuring compatibility with a wide range of industrial control systems.Can this module be used in noisy environments?Yes, its high-frequency piezoelectric sound technology is engineered to generate crisp, clear audible alerts that can be heard effectively even in demanding industrial settings.

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PRODUCT DETAILS

Allen-Bradley 856T-BP1

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-BP1
  • Series: 856T Stack Light
  • Module Type: Top Sound Module
  • Sound Type: Piezo Electric
  • Tones: 8 Selectable
  • Circuit Configuration: One Circuit
  • Housing Color: Black
  • Mounting Type: Top-Mounted for 70mm Stack Lights
  • Voltage: 24V AC/DC
  • Application: Industrial signaling, machine status indication, process control alerts
  • Brand: Allen-Bradley
  • Product Type: Top Sound Module

Applications

  • Machine & Process Monitoring

    Provides instant audible alarms for critical operational statuses, malfunctions, or process deviations, minimizing downtime.

  • Industrial Automation & Control Systems

    Improves safety and efficiency by delivering clear sound signals for automated sequences and system states.

  • Manufacturing & Assembly Lines

    Alerts operators to changes in production flow, material shortages, or quality control issues, optimizing workflow.

  • Safety & Warning Systems

    Serves as a crucial component in comprehensive safety protocols, offering distinct warning tones for potential hazards or emergency conditions.

  • Building & Facility Management

    Can be utilized for general alert systems within industrial facilities, indicating various conditions from access control to environmental monitoring.

  • Material Handling & Logistics

    Provides auditory cues for equipment movement, loading/unloading status, or inventory alerts in warehouses and distribution centers.

Why Choose the 856T-BP1?

Experience unparalleled reliability from Allen-Bradley. Trust in the consistent performance and superior quality associated with the Allen-Bradley brand, ensuring sustained operational integrity. With 8 distinct piezoelectric tones, this module offers exceptional flexibility to customize alerts for various industrial needs.

Availability & Shipping

  • In stock: 856T-BP1 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-BP1 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 856T-BP1 is designed to provide clear, audible alerts as a component of an industrial stack light system, indicating machine status, warnings, or alarms.

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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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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