Federal Signal AV1ST-120B - Strobe Combination Audible/Visual Signal, 120VAC, Blue - Available in 24VDC and 120VAC. Surface mount, integrated 1/2-inch NPT pipe mount and 4-inch electrical box mount. Five lens colors: Amber, Blue, Clear, Green and Red. Twist-off lens for easy access. Internal buzzer produces 85 dBA at 10 feet (95 dBA at 1m). Conformal coated PCB. Type 3R enclosure. CSA Certified. UL and cUL Listed.
Federal Signal

AV1ST-120B

Alternate Item Number: av1-led

UPC: 782979207559


Documents & Media
Installation InstructionsLine DrawingSpecification SheetWarranty

Contact for Pricing

Overview

The Federal Signal AV1ST-120B is a robust, dual‑mode strobe combination signal designed for high‑visibility industrial safety applications. Rated at 120 VAC, this blue‑colored strobe delivers a powerful visual flash synchronized with an internal buzzer that produces 85 dBA at 10 feet (95 dBA at 1 m), ensuring audible alerts in noisy environments. Its surface‑mount design, integrated 1/2‑inch NPT pipe mount, and 4‑inch electrical box mount provide versatile installation options for a wide range of facilities. The device features a conformal‑coated PCB and a Type 3R enclosure, meeting strict durability and environmental standards. Certified by CSA, UL, and cUL, the AV1ST-120B complies with safety regulations, offering reliable performance in demanding settings. With five lens color options (Amber, Blue, Clear, Green, Red) and a twist‑off lens for easy maintenance, this strobe combination signal is ideal for emergency exits, fire alarm systems, and industrial process safety. Choose Federal Signal for engineered quality and dependable safety solutions. Key specifications include a 120 VAC voltage rating, blue color for high contrast, and multiple mounting types (surface, pipe, box). The internal buzzer’s loudness and the strobe’s rapid flashing make it an effective warning device for both visual and auditory alerting. The product’s compact size and conformal coating protect against moisture and dust, extending its service life. Its compliance with CSA, UL, and cUL ensures that it meets the highest safety standards, making it a trusted choice for manufacturers and safety professionals alike.
  • 120 VAC voltage rating
  • Blue color for high visibility
  • Surface, pipe, and box mounting options
  • Internal buzzer 85 dBA at 10 ft
  • CSA, UL, and cUL certified

Specifications

-31 to 150
DEG F
0.15
A
120
VAC
175,000
CND
6.48 H x 5.76 W x 5.76 D
IN
65-95
FLPM
7,000
HR
85
dBa
95
dBa
Amperage
0.15 A
Amperage Rating
0.15 Amp
Application
Indoor/Outdoor
Average Life
7,000 HR
Brand Name
Federal Signal
Candela Power
51.5
Candela Power Peak
175,000
Candle Power
175,000 CND
Color
Blue
dBa at 10ft
85 dBa
dBa at 1M
95 dBa
Diameter
5.76 in (146.3 mm)
Environmental Conditions
-31 to 150 DEG F
Flashes Per Minute
65-95 FLPM
Lens Color
Blue
Light Source
Strobe Tube
Loudness
85 (At 10 Feet) DB
Material
Polycarbonate Housing
Model
AV1ST
Mounting
1/2-Inch NPT Pipe/Surface/4-Inch Electrical Box
NEMA Rating
Type 3R Enclosure
Operating Temperature
-31D to +150DF (-35D to +66DC)
Power Peak
175000
Shape
Cylindrical
Size
6.48 H x 5.76 W x 5.76 D IN
Special Features
Combination Strobe Light And Buzzer
Standard
UL Listed/cUL Listed/CSA Certified
Standard
CSA,UL,cUL
Style
Strobe/Buzzer
Type
Audible/Visual Signal
Voltage Rating
120 VAC
Package Dimensions (L x W x H)
8.25 IN x 8.25 IN x 8.75 IN
Package Dimensions (L x W x H)
20.955 cm x 20.955 cm x 22.225 cm
Package Weight (Imperial)
1.750 L
Package Weight (Metric)
0.794 kg
Audible Visual Flashing LED Light, UL and cUL, 120VAC, Blue

AV1-LED-120B

Audible Visual Flashing LED Light, UL and cUL, 120VAC, Blue
CWB ATEX 12-48V Blue

31006907000

CWB ATEX 12-48V Blue
Horn/Strobe 120VAC White

TA880-N5

Horn/Strobe 120VAC White
KSB-113L Light Element Xenon tube Blue Flashing light

KSB-113L

KSB-113L Light Element Xenon tube Blue Flashing light

Frequently Asked Questions

What is the housing material and rating?

The AV1-LED features a 100% polycarbonate housing and is rated for Type 3R rain-tight applications.

What are the buzzer's sound output levels?

The integrated buzzer provides 85 dBA at 10 feet (95 dBA at 1 meter).

Can the LED and buzzer operate independently?

Yes, the unit can operate as an LED/buzzer combination or LED only. The LED can be programmed to steady or two flash patterns.

What are the available voltage options?

The AV1-LED is available in 24VDC and 120VAC models.

What is the expected LED lamp life?

The LED light source has an expected lamp life of 50,000 hours.

What are the available mounting options?

Mounting options include surface mount, integrated 1/2-inch NPT pipe mount, and 4-inch electrical box mount.

What lens colors are available?

The AV1-LED is available with Amber, Blue, Clear, Green, and Red lamp/lens colors.

What safety certifications does it have?

The AV1-LED is UL and cUL Listed.

What is the current draw for 24VDC models?

The 24VDC model (AV1-LED-024) draws 0.27 amps.

What is the current draw for 120VAC models?

The 120VAC model (AV1-LED-120) draws 0.03 amps.

How to Install the AV1ST-120B Audio-Visual LED Light

This guide provides step-by-step instructions for mounting, wiring, and configuring the AV1ST-120B audio-visual LED light.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Rubber gasket

  1. Mount the light

    Choose a suitable mounting location and secure the AV1ST-120B to a flat surface using the rubber gasket as a template. Drill holes as needed and use the provided mounting screws to secure the unit.

  2. Wire the light

    Turn off power to the system. Remove the upper housing by unscrewing the three #8 screws. Connect the power supply wires to the terminal block, ensuring to strip 1/4" of insulation from the ends before inserting them into the connector and tightening the clamping screw.

  3. Configure the jumpers

    Access the jumpers on the power PCBA. Set jumper J3 for flash rate (fast or slow), J4 for LED operation (intermittent or continuous), and J5 for sounder operation (intermittent or continuous) according to your requirements.

  4. Reassemble and test the unit

    Reattach the upper housing and restore power to the system. Test the AV1ST-120B to ensure it operates correctly, verifying both the light and sound functions.

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.