Federal Signal A-120 - Siren, Electromechanical, UL and cUL, 120VAC/DC, Red
Federal Signal

A-120

Alternate Item Number: esiren

UPC: 782979250302


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Installation InstructionsLine DrawingSpecification SheetWarranty

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Overview

The Federal Signal A-120 is a robust electromechanical siren designed for industrial alarm applications. This model operates on a universal 120VAC/DC motor, ensuring compatibility with both alternating and direct current power systems. It is UL and cUL Listed, meeting stringent safety and performance standards for reliable operation. The siren produces a distinctive, high-pitch sound at 103 dBa at 10 feet (113 dBa at 1 meter), providing excellent contrast to industrial ambient noise. Its rugged, corrosion-resistant metal housing is finished in a bright red powder coat for enhanced visibility and durability. The A-120 features a Type 3R enclosure, offering protection against environmental elements. With a duty cycle of five minutes on and five minutes off, this siren is built for long-term service with minimal maintenance. Its compact dimensions (9.25" W x 11.56" L x 12.37" H) and swivel mount bracket facilitate versatile wall or surface installations. Ideal for manufacturing facilities, warehouses, and utility sites, the Federal Signal A-120 provides dependable warning signals to protect personnel and assets.
  • Electromechanical siren for industrial alarm applications
  • 120VAC/DC universal motor for flexible power compatibility
  • UL and cUL Listed for safety and performance compliance
  • Produces 103 dBa @ 10' (113 dBa @ 1m) for clear audibility
  • Rugged, corrosion-resistant red metal housing with Type 3R enclosure

Specifications

1.9
AMP
103
dBa
1060
Hz
113
dBa
12.37 H x 9.25 W x 11.56 D
IN
120
VAC/VDC
Brand Name
Federal Signal
Color
Red
dBa at 10ft
103 dBa
dBa at 1M
113 dBa
Dimensions
12.37 H x 9.25 W x 11.56 D IN
Enclosure
Type 3R
Loudness
103 DB
Mounting
Wall/Surface
Mounting
Surface,Wall
Operating Current
1.9 AMP
Operating Frequency
1060 Hz
Operating Temperature
-31C° to +150°F (-35° to 66°C)
Operating Voltage
120VAC/DC
Special Features
Maintenance-Free
Standard
UL Listed/cUL Listed
Standard
UL,cUL
Type
Audible Signals
Type
General Alarm Electro-MechanicalSiren
Voltage Rating
120 VAC/VDC
Package Dimensions (L x W x H)
13.25 IN x 13.5 IN x 21.75 IN
Package Dimensions (L x W x H)
33.655 cm x 34.29 cm x 55.245 cm
Package Weight (Imperial)
11.600 L
Package Weight (Metric)
5.262 kg
Siren, General Alar, UL and cUL, 120VAC/DC, Red

L-120

Siren, General Alar, UL and cUL, 120VAC/DC, Red
PA X 1-05 115 AC RD

23311155000

PA X 1-05 115 AC RD

Frequently Asked Questions

What types of siren tones can the eSiren produce?

The eSiren can produce two high decibel siren tone outputs, replicating Federal Signal Model A and Model L siren tones.

What are the operating voltage options for the eSiren?

The Model eSiren features a multi-voltage design that accepts either 120VAC or 240VAC.

What is the sound output level of the eSiren?

The eSiren produces sound pressure levels ranging from 104 to 115 dBa at 10 feet, or 114 to 125 dBa at 1 meter, depending on the tone selected.

What type of enclosure does the eSiren have?

The eSiren features a Type 4X, IP66 enclosure molded from glass reinforced polycarbonate plastic, making it resistant to UV light.

Can the eSiren be used outdoors?

Yes, the eSiren's Type 4X, IP66 glass reinforced polycarbonate housing is resistant to ultra-violet light, making it ideal for indoor or outdoor use. It is also Marine Rated.

What are the operating temperature limits for the eSiren?

The eSiren is designed to operate within a temperature range of -40°F to 150°F (-40°C to 66°C).

What are the physical dimensions of the eSiren?

The eSiren has a height of 10.10 inches, a width of 10.92 inches, and a depth of 9.43 inches.

What certifications does the eSiren hold?

The Model eSiren is UL and cUL Listed.

What are typical applications for the eSiren?

Typical applications for the eSiren include emergency warning, start and dismissal, general alarm, and evacuation, where voice paging is not required.

What is the current draw for the eSiren?

The current draw for the eSiren varies depending on the voltage and selected tone. For 120VAC, it ranges from 0.024A to 0.53A, and for 240VAC, it ranges from 0.14A to 0.27A.

How to Install the eSiren Electronic Siren

This guide provides step-by-step instructions for mounting, wiring, and configuring the eSiren electronic siren for optimal performance.

Estimated time: 1h

Tools needed:

Screwdriver, Wire strippers, Multimeter, 3/8 in socket, 6 in extension

Supplies needed:

Mounting screws, Terminal connectors, 1/4 in-20 carriage bolts, Washers, Acorn nuts

  1. Mount the eSiren

    Assemble the bracket system using the supplied carriage bolts, washers, and acorn nuts. Secure the bracket to the eSiren with the provided screws, then hold the siren against the mounting surface and mark the drill positions. Drill holes and secure the siren using installer-supplied screws.

  2. Wire the eSiren

    Strip 0.25 inch of insulation from the power leads. Connect the hot, neutral, and ground wires to the appropriate terminals as indicated in the wiring diagram. Ensure no loose strands are present and torque the terminal screws to 4.4 in-lb maximum.

  3. Select the Tone and Volume

    To select the desired tone, remove the jumper on the tone generator board. Adjust the volume by selecting the appropriate power tap terminals labeled P1 to P5 based on the desired sound pressure level.

  4. Activate the eSiren

    Apply the appropriate line voltage to the horn power input terminals. The siren will remain active as long as the line voltage is present.

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.