Federal Signal 131ST-120R - Starfire Strobe Light, UL and cUL, 120VAC, Red
Federal Signal

131ST-120R

Alternate Item Number: 131st-131dst-starfire-strobe-warning-light

UPC: 782979285755


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Overview

The **Federal Signal 131ST-120R Starfire Strobe Light** is a high-performance, UL and cUL certified warning light engineered for industrial and commercial environments where visibility and compliance are critical. Designed to deliver bright, attention-grabbing red flashes, this 120VAC strobe light ensures rapid hazard recognition in high-noise or low-light conditions, making it an essential safety solution for professionals across multiple sectors. As part of Federal Signal’s renowned Starfire series, the 131ST-120R combines rugged durability with precision engineering, providing reliable performance in the most demanding applications—from emergency response to heavy industrial operations. Federal Signal has built a legacy of trust in the safety equipment industry, with over a century of innovation in warning and signaling solutions. The Starfire line, in particular, is trusted by fleet managers, facility supervisors, and safety officers for its consistent output, weather resistance, and long operational lifespan. The 131ST-120R model adheres to stringent UL and cUL standards, ensuring it meets North American electrical and safety certifications for use in commercial buildings, manufacturing plants, construction zones, and public infrastructure. Its 120VAC power compatibility makes it a versatile choice for facilities with standard electrical systems, eliminating the need for complex wiring or additional power supplies. **Key Features and Benefits:** - **High-Visibility Red Flashing Output:** The bright, pulsating red light is optimized for rapid hazard identification, even in direct sunlight or high-glare environments. This makes it ideal for emergency vehicles, forklifts, overhead cranes, and stationary safety beacons. - **UL and cUL Certified for Safety Compliance:** Meets North American safety standards for electrical and fire safety, ensuring peace of mind in regulated environments such as hospitals, schools, and industrial facilities. - **Durable Construction for Harsh Conditions:** Built to withstand vibration, moisture, dust, and extreme temperatures, the Starfire strobe is encapsulated in a robust housing that resists corrosion and impact—critical for outdoor applications or areas with heavy machinery. - **Easy Installation and Low Maintenance:** Designed for quick mounting on flat or curved surfaces, the 131ST-120R includes pre-drilled holes and a weatherproof gasket for secure, long-term attachment. Its solid-state design eliminates the need for bulb replacements, reducing downtime and maintenance costs. - **Energy-Efficient Operation:** Operates efficiently on standard 120VAC power, consuming minimal energy while delivering maximum visibility. This makes it a cost-effective choice for facilities aiming to reduce operational expenses without compromising safety. **Typical Applications Across Industries:** The Federal Signal 131ST-120R is widely deployed in environments where safety signaling is non-negotiable. In **emergency services**, it’s used on ambulances, fire trucks, and police vehicles to alert traffic and pedestrians. Industrial facilities rely on it for **hazardous material storage areas, loading docks, and machine guarding** to warn workers of active processes or equipment operation. Construction sites use it to mark temporary hazards, restricted zones, or moving equipment, while **warehouses and logistics centers** integrate it into forklift warning systems and overhead conveyor safety circuits. Public infrastructure projects, such as bridges and tunnels, also employ these strobes to signal lane closures or maintenance activities. **Why Choose Federal Signal?** Federal Signal is a global leader in safety and signaling technology, with a reputation for innovation and reliability spanning more than 100 years. The Starfire series, in particular, is a benchmark for industrial warning lights, favored for its **consistent flash patterns, long service life, and compatibility with Federal Signal’s extensive line of accessories**, including controllers and synchronization modules. Professionals in safety-critical roles trust Federal Signal because the company invests heavily in research and testing, ensuring products like the 131ST-120R perform flawlessly under real-world conditions. Whether you’re outfitting a fleet, upgrading a facility’s safety infrastructure, or ensuring compliance with OSHA or ANSI standards, the 131ST-120R delivers the visibility and dependability you need to protect personnel and assets. For facilities seeking a **certified, high-output strobe light** that balances performance, durability, and ease of integration, the Federal Signal 131ST-120R is a proven solution. Its combination of **UL/cUL certification, rugged design, and Federal Signal’s industry-leading support** makes it a smart investment for any operation where safety cannot be compromised.
  • UL and cUL certified for North American safety compliance
  • Bright red flashing output for high-visibility hazard warning
  • 120VAC power compatibility for standard electrical systems
  • Rugged, weatherproof construction for harsh industrial environments
  • Low-maintenance, solid-state design with long operational lifespan

Specifications

-31 to 150
DEG F
0.6
A
0.60
A
10,000
HR
120 50-60Hz
VAC
2,000,000
CND
7.75 H x 5.7 W x 5.7 D
IN
80
FLPM
Amperage
0.6 A
Amperage Rating
0.6 AMP
Application
Commercial Trucking
Average Life
10,000 HR
Brand Name
Federal Signal
Candela Power
1000
Candela Power Peak
2,000,000
Candle Power
2,000,000 CND
Color
Red
Environmental Conditions
-31 to 150 DEG F
Fixture Type
Corner Bracket/Wall Bracket
Flashes Per Minute
80 FLPM
Flashing Pattern
Single Flash Strobe
Lens Color
Red
Light Source
Strobe Tube
Material
Aluminum/Polycarbonate
Model
131ST
Mounting
1/2-Inch NPT Pipe
NEMA Rating
Type 3R Enclosure (Dome Up Orientation)
Operating Temperature
-31D to +150DF (-35D to +66DC)
Power Peak
2000000
Series
Starfire
Shape
Cylindrical
Size
7.75 H x 5.7 W x 5.7 D IN
Special Features
Single Or Double Flash Models
Standard
CSA,UL,cUL
Standard
UL Listed/cUL Listed
Style
Strobe
Sub Brand
Starfire
Type
Strobe Warning Light
Voltage Rating
120 50-60Hz VAC
Package Dimensions (L x W x H)
9.25 IN x 9.25 IN x 12.75 IN
Package Dimensions (L x W x H)
23.495 cm x 23.495 cm x 32.385 cm
Package Weight (Imperial)
3.400 L
Package Weight (Metric)
1.542 kg
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Frequently Asked Questions

What is the operating voltage for the 131ST-120 model?

The 131ST-120 model operates on 120VAC 50/60Hz.

What is the flash rate per minute for the 131ST-120?

The 131ST-120 model has a flash rate of 80 flashes per minute.

What is the expected lamp life of the strobe tube?

The strobe tube has an expected lamp life of 10,000 hours.

What is the standard mounting option for this light?

The standard mounting option is a 1/2-inch NPT pipe mount. An optional surface mount kit is also available.

What are the available lens colors for the Starfire strobes?

The Starfire strobes are available with five lens colors: Amber, Blue, Clear, Green, and Red.

What is the operating temperature range for the device?

The operating temperature range for the device is -31°F to 150°F (-35°C to 66°C).

What is the light output for the 131ST-120 model?

The 131ST-120 model has a peak light output of 2,000,000 cd and an effective candela (ECP) of 1,000 cd.

What are the physical dimensions of the strobe light?

The strobe light has a height of 7.75 inches (196.9 mm) and a width of 5.7 inches (144.8 mm).

What is the net weight of the Starfire strobe light?

The net weight of the Starfire strobe light is 2.0 lbs (0.91 kg).

What certifications does the strobe light have?

The Starfire strobe lights are UL and cUL Listed.

How to Install the 131ST-120R Strobe Light

This guide provides step-by-step instructions for installing and wiring the 131ST-120R Strobe Light, ensuring proper setup and functionality.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Unpack and Inspect the Unit

    Carefully unpack the strobe light and inspect it for any damage that may have occurred during transit. If damaged, do not proceed with installation and file a claim with the carrier.

  2. Mount the Strobe Light

    Secure the strobe light to a 1/2-inch pipe using the integrated mounting hardware. Ensure that the base is facing down and the dome is facing up if installed outdoors. Tighten the fixture to a minimum torque of 5 ft-lb (6.8 N m).

  3. Connect Electrical Wires

    Ensure power is off before making connections. For AC models, connect the black (or brown) lead to the phase side of the power source, the white (or blue) lead to the neutral side, and the green/yellow lead to earth ground. For DC models, connect the red lead to the positive terminal and the black lead to the negative terminal, ensuring correct polarity.

  4. Test the Strobe Light

    After all connections are made and secured, restore power and test the strobe light to ensure it operates correctly. Verify that all set screws and threaded joints are properly tightened.

  5. Provide Documentation

    After installation and testing, provide a copy of the instruction sheet to all personnel involved with the operation of the strobe light.

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.