Authorized Federal Signal Distributor
Federal Signal ASUH-024 - Amplified Speaker, 30W, Supervised, Hazardous Location, UL and cUL CID2, UL Fire, 24VDC, Red

Federal Signal ASUH-024 Amplified Speaker, 30W, Supervised, Hazardous Location, UL and cUL CID2, UL Fire, 24VDC…

Alternate Item Number: ashh-asuh

UPC: 782979213901


Documents & Media
BrochureInstallation InstructionsLine DrawingSpecification SheetWarranty

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Federal Signal ASUH-024 is a 30-watt amplified speaker designed for hazardous locations. Operating at 24VDC, it delivers clear, powerful audio for safety announcements, operational alerts, and training in demanding industrial environments. Its supervised configuration enhances system reliability by monitoring speaker integrity, ensuring continuous operation when needed most. The speaker features a vivid red finish for high visibility in hazardous areas, simplifying maintenance and inspection. Its compact design allows for easy integration into control panels or enclosure systems, reducing installation complexity. The 24VDC power requirement ensures compatibility with common industrial power systems, minimizing wiring costs and complexity. Certified for hazardous locations, the ASUH-024 meets UL and cUL CID2 standards, as well as UL Fire ratings, confirming its suitability for use in potentially explosive atmospheres. Typical applications include chemical plants, refineries, manufacturing facilities, and other environments where reliable audio communication is critical for safety and operational efficiency.
  • 30W amplified speaker for hazardous locations
  • 24VDC operation for compatibility with industrial power systems
  • Supervised configuration for enhanced system reliability
  • UL and cUL CID2 certified, UL Fire rated
  • Vivid red finish for easy identification in hazardous areas
  • Compact and robust construction

Specifications

-40 to 150
DEG F
1.3
A
110
dBa
112
DB
120
dBa
13.9 H x 10.2 W x 10 D
IN
24
VDC
24 Vdc
V
30
W
Amperage
1.3 A
Application
Indoor/Outdoor
Brand Name
Federal Signal
Color
Red
dBa at 10ft
110 dBa
dBa at 1M
120 dBa
Dimensions
13.9 H x 10.2 W x 10 D IN
Enclosure
Type 4X, IP66, IP69K
Loudness
112 DB
Material
Spun Aluminum/Die-Cast Aluminum
Mounting
Surface
Operating Current
1.3 AMP
Operating Temperature
-40 to 150 DEG F
Operating Voltage
24VDC
Output Level
30 WTT
Series
ASUH
Special Features
Produces Crisp, Clear Tones In Supervised Alarm Notification Systems
Standard
UL Listed/cUL Listed/UL Fire Listed/CSFM Approved
Standard
CSFM,UL,UL Fire
Type
Hazardous Location Amplified Speaker
Type
Audible Signals
Voltage Rating
24 Vdc
Wattage
30 W
Package Dimensions (L x W x H)
15.13 IN x 12.25 IN x 11.88 IN
Package Dimensions (L x W x H)
38.4302 cm x 31.115 cm x 30.1752 cm
Package Weight (Imperial)
7.500 L
Package Weight (Metric)
3.402 kg
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How to Install the ASUH-024 Controller

This guide provides step-by-step instructions for installing and configuring the ASUH-024 controller in a fire alarm system.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Conduit plugs

  1. Mount the controller

    Secure the ASUH-024 controller to a flat surface using #10 x 1" wood screws or #10 screws with lockwashers and nuts for metal surfaces. Ensure the speaker projector is pointed horizontally or slightly downward.

  2. Make electrical connections

    Use 12 to 18 AWG wire to connect the power source to the controller. Strip no more than 0.25 inches of insulation from the wire ends and connect the positive and negative leads to the appropriate terminals on the connector plug.

  3. Install the tone card

    Plug the desired tone card into the socket on the controller. Ensure the neoprene rubber cover gasket is properly seated to maintain a seal, then reinstall the housing cover.

  4. Test the installation

    After installation, test the system to verify that the ASUH-024 operates correctly. Adjust the internal volume control if necessary using a slotted screwdriver.

Frequently Asked Questions about Federal Signal

What certifications and standards do Federal Signal products comply with?

Federal Signal products are certified across multiple international standards, including UL (Underwriters Laboratories) in the USA, CSA (Canadian Standards Association), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia and New Zealand). Their products meet rigorous safety and performance standards for industrial environments, with specific compliance in electrical equipment enclosures, functional safety, and environmental protection ratings.

What is Federal Signal's warranty policy?

Federal Signal offers a comprehensive limited warranty covering most products for 1-5 years from the date of delivery, with specific terms varying by product category. Mechanical sirens, beacons, speakers, and sounders typically receive 5-year parts and labor coverage, while electronic sirens and controllers generally have 2-year warranties. All warranties require return to the factory for service, and on-site services are not included. Certain components like domes, lenses, lamps, and batteries are specifically excluded from warranty coverage.

What industries and applications are Federal Signal products used for?

Federal Signal products are used across multiple critical industrial and municipal sectors for notification, communication, and safety systems. Their product lines cover essential applications including fire alarm systems, public address and telephony, outdoor warning systems, visual and audible signals, and emergency communication networks. Key industries served include manufacturing, municipal emergency services, industrial facilities, and infrastructure environments where clear, reliable communication and safety signaling are paramount.

What technical support does Federal Signal offer?

Federal Signal offers comprehensive technical support through their dedicated [email protected] email and direct phone line at +1 708.534.4756. Their support covers a wide range of notification and communication solutions, including technical assistance for products in public address, telephony, fire alarm, visual and audible signals, outdoor warning systems, and intercoms.

What are the main product lines offered by Federal Signal?

Federal Signal offers comprehensive notification and communication solutions across multiple product lines, including Visual Signals, Audible Signals, Telephony, Intercoms, Fire Alarm, Outdoor Warning Systems, Public Address, and Initiating Systems. Their product range is designed to provide clear communications and critical process notifications that enhance safety and compliance in industrial and public environments.

What are the key features of Federal Signal products?

Federal Signal products are comprehensive notification solutions designed to enhance safety and communication across industrial environments. Their key features include visual and audible signals, fire alarm systems, outdoor warning systems, public address capabilities, telephony, and intercoms. These products provide critical process notifications, ensure safety compliance, and offer advanced technologies like secure encrypted communication, cloud-based control systems, and customizable emergency response interfaces.

What environmental ratings do Federal Signal products have?

Federal Signal products offer robust environmental ratings across multiple standards, including UL 508A, CSA, NEMA, and IEC 60529. Their enclosures are rated for Type 1, 2, 3, 4, 4X, 12, and 13 environments, with IP66 protection, and can operate in temperatures ranging from -40°F to 266°F. These ratings ensure superior protection against dust, water, corrosion, and extreme conditions for indoor and outdoor industrial applications.

What accessories are available for Federal Signal products?

Federal Signal offers multiple accessories for their signaling products, including coupling kits, cable entry adapters, indicator rings, legend plates, and mounting brackets. Key accessories include E-Box endcap kits with M20 and M25 openings, U-Brackets for dual configurations, and color-coded indicator rings in black, blue, green, magenta, red, and yellow. Additional options like adapters for NPT connections and specialized mounting hardware are also available for their Global Series signaling platforms.

What communication protocols do Federal Signal products support?

Federal Signal supports multiple industrial communication protocols including PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, and Modbus RTU. These protocols enable flexible network integration across various industrial automation environments, supporting both traditional fieldbuses and modern Ethernet-based communication standards.

How are Federal Signal products typically installed?

Federal Signal products are typically installed using professional mounting configurations that include wall brackets, base stations, and specialized mounting hardware. Depending on the specific product line—such as outdoor warning systems, visual signals, or audible signals—installation involves precise mounting options like wall-mount antenna brackets, base station radio packages, and modular component assemblies. Each product configuration includes specific mounting accessories like endcaps, adapters, and terminal blocks to ensure secure and compliant installation in industrial and safety-critical environments.