Federal Signal 151XST-120B - Strobe Light, Hazardous Location, UL and cUL CID2, Pipe Mount, 120VAC, Blue
Federal Signal

151XST-120B

Alternate Item Number: 151xst-hazardous-location-warning-light

UPC: 782979380719


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Overview

The Federal Signal 151XST-120B is a robust and highly visible blue strobe light engineered for critical signaling applications in hazardous environments. Designed to meet stringent safety standards, this unit is UL and cUL certified for Class I, Division 2 (CID2) locations, ensuring reliable performance where flammable gases or vapors may be present. Its durable construction is built to withstand the rigors of industrial settings, making it an ideal choice for facilities requiring dependable visual alerts. The 151XST series from Federal Signal is renowned for its quality and longevity. This specific model, the 151XST-120B, operates on a standard 120VAC power supply, facilitating easy integration into existing electrical infrastructure. The intuitive pipe mount design simplifies installation, allowing for secure attachment to conduit or piping systems commonly found in industrial plants, refineries, chemical processing facilities, and manufacturing sites. The vibrant blue light output provides a clear and unmistakable visual signal, crucial for emergency notifications, status indication, and personnel safety. Key features and benefits of the Federal Signal 151XST-120B include: * **Hazardous Location Certified:** UL and cUL CID2 listed, ensuring compliance and safety in potentially explosive atmospheres. * **High-Intensity Strobe:** Delivers a powerful visual warning that cuts through ambient light and noise. * **Durable Construction:** Built to withstand harsh industrial conditions, offering long-term reliability. * **Easy Installation:** Features a convenient pipe mount for straightforward integration with existing systems. * **120VAC Operation:** Compatible with standard industrial power sources. * **Vibrant Blue Color:** Provides distinct visual signaling for critical alerts. This strobe light is indispensable for applications such as signaling the start or end of shifts, indicating hazardous conditions, or providing emergency evacuation alerts. Its reliability is paramount in industries where downtime is costly and safety is non-negotiable. Federal Signal's commitment to producing high-quality signaling devices makes the 151XST-120B a trusted solution for professionals demanding the best in industrial safety equipment. Whether used in oil and gas operations, chemical plants, or other hazardous environments, this strobe light offers peace of mind through its dependable performance and adherence to critical safety certifications. The clear blue light ensures that warnings are seen and understood, contributing to a safer working environment for all personnel.
  • UL and cUL Certified for Class I, Division 2 (CID2) Hazardous Locations
  • High-intensity blue strobe for maximum visibility
  • Durable construction designed for harsh industrial environments
  • Convenient pipe mount for easy installation on conduit or piping
  • Operates on standard 120VAC power supply

Specifications

-67 to 150
DEG F
0.35
A
10,000
HR
120 50-60Hz
VAC
520,000
CND
80
FLPM
9.25 H x 5.5 W x 5.5 D
IN
Amperage
0.35 A
Amperage Rating
0.35 AMP
Application
Indoor/Outdoor
Average Life
10,000 HR
Brand Name
Federal Signal
Candela Power
165
Candela Power Peak
520,000
Candle Power
520,000 CND
Color
Blue
Diameter
5.5 in (139.7 mm)
Environmental Conditions
-67 to 150 DEG F
Flashes Per Minute
80 FLPM
Lens Color
Blue
Light Source
Strobe Tube
Material
Aluminum/Glass
Model
151XST
Mounting
3/4-Inch NPT Pipe
NEMA Rating
Type 4X, IP66, IP69K Enclosure
Operating Temperature
-67D to +150DF (-55D to +66DC)
Power Peak
520000
Shape
Cylindrical
Size
9.25 H x 5.5 W x 5.5 D IN
Special Features
10,000 Hour High-Intensity Strobe
Standard
UL Listed/cUL Listed/Marine Rated
Standard
CSA,Marine,UL,cUL
Style
Strobe
Type
Hazardous Location Warning Light
Voltage Rating
120 50-60Hz VAC
Package Dimensions (L x W x H)
10.5 IN x 7 IN x 7.75 IN
Package Dimensions (L x W x H)
26.67 cm x 17.78 cm x 19.685 cm
Package Weight (Imperial)
4.500 L
Package Weight (Metric)
2.041 kg
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Frequently Asked Questions

What does the IP69K rating signify?

IP69K is the highest Ingress Protection standard, designed for products regularly exposed to high-pressure and high-temperature washdowns.

Where are IP69K products typically used?

They are ideal for food and beverage, wastewater, pharmaceutical, marine, medical facilities, and medical equipment manufacturing applications.

How are IP69K products tested for water protection?

They endure high-pressure steam jet cleaning, with water sprays of 1160–1450 psi at 176°F (80°C) from 4–6 inches away.

How are IP69K products tested for dust protection?

Products are dust-tight tested in an Arizona A2 Dust chamber for five hours, ensuring no ingress of dust is permitted.

Is the 151XST model suitable for hazardous locations?

Yes, the Model 151XST is specifically listed as a Hazardous Location Strobe Light.

What are the benefits of using IP69K products?

IP69K products reduce failures from water/dust ingress, increasing productivity and decreasing production downtime in harsh environments.

What certifications do Federal Signal IP69K products hold?

Products meet or exceed UL, CSA, CSFM, IECEx, and other global certifications. Federal Signal also has ISO 9001 Certification.

What is the difference between IP69K and NEMA Type 4?

IP69K protects against close-range, high-pressure, high-temperature water jets and is dust-tight. NEMA Type 4 handles high volume, low pressure, long-distance water.

How to Install the 151XST Series Strobe Light

This guide provides step-by-step instructions for installing and wiring the 151XST Series Strobe Light in hazardous conditions.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Conductive sealant

  1. Unpack and Inspect the Strobe Light

    Carefully unpack the strobe light and inspect it for any damage. If damaged, do not install and file a claim with the carrier.

  2. Mount the Strobe Light

    Choose a suitable location and mount the strobe light using either pipe-mounting or surface-mounting methods. For pipe-mounting, ensure the threads are clean and apply conductive sealant before securing the unit to a 3/4-inch pipe. For surface-mounting, use the mounting base as a template to mark and drill holes, then secure the unit with supplied hardware.

  3. Wire the Strobe Light

    Ensure power is off before wiring. For AC models, connect the black lead to the hot side and the white lead to the neutral side of the power source. For DC models, connect the red lead to the positive side and the black lead to the negative side. If necessary, connect the green screw to an earth ground.

  4. Test the Strobe Light

    After wiring, secure the dome assembly and restore power to the unit. Test the strobe light to ensure it operates correctly.

  5. Perform Regular Maintenance

    Establish a routine to check the strobe light for integrity and proper operation. Ensure that the dome is not damaged and that the threaded joints are lubricated.

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.