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Allen-Bradley 855T-B24SA1
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 855T-B24SA1 Control Tower Stack Light is expertly engineered to revolutionize visual communication within demanding industrial settings. This robust stack light integrates a 24V AC/DC full voltage transducer style, delivering a sharp, single-tone signal housed within a sleek black enclosure. It's more than just an indicator; it's a critical tool for real-time status updates, significantly boosting operational efficiency and bolstering safety across diverse applications. From bustling manufacturing floors to intricate production lines and crucial equipment monitoring, the 855T-B24SA1 provides immediate, unmistakable visual feedback, ensuring quick decision-making and seamless operations.Key Features Crystal-Clear Status Indication: Provides instant, unambiguous visual and auditory alerts, enabling rapid responses to operational changes. Universal Voltage Compatibility: Designed for versatility, operating flawlessly on both 24V AC and 24V DC power sources to suit a wide array of industrial electrical systems. Rugged Industrial Durability: Constructed with high-grade materials and a resilient black housing, ensuring exceptional longevity and unwavering performance even in the harshest environments. Enhanced Operational Safety: By offering immediate visual cues regarding equipment and process status, it actively contributes to a safer working environment, minimizing risks and preventing costly downtime. Flexible Modular Design: Its modular and stackable architecture allows for effortless customization and expansion, catering to evolving signaling requirements. Audible Single-Tone Signal: Emits a distinct and compelling single-tone alert, guaranteeing that critical status changes are heard and acknowledged. Sleek Black Aesthetic: The sophisticated black housing not only provides superior protection but also integrates seamlessly into any modern industrial aesthetic. Technical Specifications Model Number: 855T-B24SA1 Type: Control Tower Stack Light Voltage: 24V AC/DC Tone: Single Tone Housing Color: Black Signal Type: Full Voltage Transducer Style Mounting Type: Modular/Stackable Design Use: Industrial environments for status indication Certifications: CE, UL listed (Always verify specific model certifications for compliance) Applications Manufacturing Plants: Indispensable for monitoring the real-time status of machinery, assembly lines, and critical production processes. Production Lines: Facilitates unambiguous signaling of operational states, including running, idle, fault conditions, and emergency stops. Automation Systems: Essential for integration into PLC-controlled systems, providing immediate alerts to operators concerning process deviations or equipment malfunctions. Industrial Equipment: Perfectly suited for deployment with a broad range of automated machinery such as conveyors, robotic cells, and specialized processing units. Warehouse and Logistics: Provides clear indicators for material handling systems, sorting equipment, and automated storage and retrieval systems (AS/RS). Packaging Operations: Monitors the status of packaging machinery, ensuring smooth and efficient product flow. Why Choose This Model?As a global leader in industrial automation, Allen-Bradley guarantees products that consistently deliver high performance and exceptional longevity. The 855T-B24SA1 exemplifies this commitment to quality.Specifically designed to endure and excel in harsh industrial environments, ensuring continuous operation where it matters most.By providing instant visual and audible feedback, this stack light minimizes delays, streamlines operations, and empowers faster, more informed decisions by operators.Clear and immediate status indications are pivotal in preventing accidents, reducing human error, and creating a safer workspace for all personnel.Order NowReady to upgrade your industrial signaling? The Allen-Bradley 855T-B24SA1 stack light is available for immediate purchase. Enhance your operational visibility and safety today.FAQQ: What is the primary function of the Allen-Bradley 855T-B24SA1?A: It serves as a visual and audible indicator for machine and process status in industrial environments, improving operational efficiency and safety.Q: Is this stack light suitable for outdoor use?A: The product is designed for harsh industrial environments; however, specific ingress protection (IP) ratings should be verified for outdoor suitability.Q: Can the single-tone signal be adjusted for volume?A: The source material does not specify adjustable volume for the single-tone signal.Q: What is the benefit of the modular design?A: Its modular and stackable architecture allows for effortless customization and expansion, catering to evolving signaling requirements.Q: How does this stack light improve safety?A: By providing immediate visual and auditory cues regarding equipment and process status, it actively contributes to a safer working environment, minimizing risks and preventing costly downtime.
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Allen-Bradley 855T-B24SA1
Overview
This is a genuine Allen-Bradley component. Request a quote for current pricing and availability on this part number.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by Palm Parts Solution 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 Palm Parts Solution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- 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 Number: 855T-B24SA1
- Type: Control Tower Stack Light
- Voltage: 24V AC/DC
- Tone: Single Tone
- Housing Color: Black
- Signal Type: Full Voltage Transducer Style
- Mounting Type: Modular/Stackable Design
- Use: Industrial environments for status indication
- Certifications: CE, UL listed (Always verify specific model certifications for compliance)
Applications
- Manufacturing Plants: Indispensable for monitoring the real-time status of machinery, assembly lines, and critical production processes.
- Production Lines: Facilitates unambiguous signaling of operational states, including running, idle, fault conditions, and emergency stops.
- Automation Systems: Essential for integration into PLC-controlled systems, providing immediate alerts to operators concerning process deviations or equipment malfunctions.
- Industrial Equipment: Perfectly suited for deployment with a broad range of automated machinery such as conveyors, robotic cells, and specialized processing units.
- Warehouse and Logistics: Provides clear indicators for material handling systems, sorting equipment, and automated storage and retrieval systems (AS/RS).
- Packaging Operations: Monitors the status of packaging machinery, ensuring smooth and efficient product flow.
Why Choose the 855T-B24SA1?
As a global leader in industrial automation, Allen-Bradley guarantees products that consistently deliver high performance and exceptional longevity. The 855T-B24SA1 exemplifies this commitment to quality.
Specifically designed to endure and excel in harsh industrial environments, ensuring continuous operation where it matters most.
By providing instant visual and audible feedback, this stack light minimizes delays, streamlines operations, and empowers faster, more informed decisions by operators.
Clear and immediate status indications are pivotal in preventing accidents, reducing human error, and creating a safer workspace for all personnel.
Availability & Shipping
- ▸Availability: Request current availability and lead time for 855T-B24SA1.
- ▸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 855T-B24SA1 is covered by our 1-Year Limited Warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
Machine down? Get a fast quote on the parts you need.
New, surplus, and refurbished Allen-Bradley options. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
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 Solution 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 Solution does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.