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Allen Bradley 855T Stack Lights 855T-B24SA2

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855T-B24SA2

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The 855T-B24SA2 from Allen Bradley combines functionality and reliability as a sound module. Designed to emit a single tone, it delivers sound levels ranging between 85 and 97 dB for effective audible status indication.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 855T-B24SA2

ManufacturerAllen Bradley
Product TypeSound Module
Product Line855T Stack Lights
Part Number855T-B24SA2
Weight0.25 lbs (0.11 kg)
UPC611320396638
Sound Level85–97 dB
Module TypePiezo Sounder
Stack Size70 mm
ApprovalsUL / CE
Tone StyleSingle Tone
Housing ColorBlack
OrientationVertical Stack
IP RatingIP54
Mounting StyleStack-Light Module
CircuitsSingle Circuit
ApplicationAudible Status Indication
MaterialPolycarbonate
Voltage Rating24V AC/DC
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The part number 855T-B24SA2 is a sound module within Allen Bradley's 855T Stack Lights series. This device utilizes a piezo sounder and is engineered to provide audible alerts with sound levels adjustable between 85 and 97 dB. Its compact design features a stack size of 70 mm, making it suitable for vertical stacking configurations.

The sound module is constructed from durable polycarbonate material, and its sleek black housing gives it an industrial finish. With an IP54 rating, it is adequately protected against limited dust ingress and splashes of water, enhancing its suitability for various environments. This unit operates on a voltage of 24V AC or DC, accommodating different power requirements.

Certified by UL and CE, the 855T-B24SA2 ensures compliance with safety and performance standards. It operates on a single circuit designed explicitly for audible status indication, allowing clear communication in operational settings. The simplistic tone style provides a consistent auditory signal that can be effectively integrated into various alarm or notification systems.