Federal Signal 191XL-S277BS - LED Light, Hazardous Location, UL and cUL CID2, Surface Mount, 277VAC, Blue, Default Steady
Federal Signal

191XL-S277BS

Alternate Item Number: 191xl-led

UPC: 782979230229


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Overview

The Federal Signal 191XL-S277BS is a high-performance blue LED light designed for hazardous location applications. Rated at 277 VAC, it delivers consistent, steady illumination while meeting stringent UL and cUL CID2 safety standards. Its surface-mount construction ensures a compact footprint and easy installation on metal or concrete surfaces, making it ideal for industrial, petrochemical, and mining environments where reliability and safety are paramount. The LED technology provides long life, low power consumption, and excellent color fidelity, reducing maintenance costs and energy usage. With a robust enclosure and compliance with hazardous location classification, this light can be confidently deployed in areas with flammable gases, vapors, or dust. The default steady mode offers continuous lighting, which is essential for safety signage, process monitoring, and equipment visibility. Federal Signal’s reputation for quality and the product’s proven performance make the 191XL-S277BS a dependable choice for any facility requiring durable, safe, and efficient lighting solutions.
  • 277 VAC voltage rating for industrial power systems
  • Blue LED color for clear, high-contrast illumination
  • Surface-mount design for compact installation on metal or concrete
  • UL and cUL CID2 certification guaranteeing safety in hazardous locations
  • Default steady mode provides continuous, reliable lighting

Specifications

-58 to 150
DEG F
0.13
A
200
CND
277
VAC
277VAC
V
50,000
HR
8.18 H x 6.52 W x 6.52 D
IN
Amperage
0.13 A
Amperage Rating
0.13 AMP
Application
Indoor/Outdoor
Average Life
50,000 HR
Brand Name
Federal Signal
Candela Power
200
Candle Power
200 CND
Color
Blue
Diameter
6.52 in (165.6 mm)
Environmental Conditions
-58 to 150 DEG F
Flashing Pattern
Steady
Lens Color
Blue
Light Source
LED
Material
Aluminum/Glass
Model
191XL-S
Mounting
Surface
NEMA Rating
Type 4X, IP66, IP69K Enclosure
Operating Temperature
-58D to +150DF (-50D to +66DC)
Shape
Cylindrical
Size
8.18 H x 6.52 W x 6.52 D IN
Special Features
Increased Shock and Vibration Resistance
Standard
Marine,NSF,UL,cUL
Standard
UL Listed/cUL Listed/Marine Listed
Style
Steady-Burn
Type
Hazardous Location, Division Listed, LED Warning Light
Voltage Rating
277VAC
Voltage Rating
277 VAC
Package Dimensions (L x W x H)
7 IN x 10.5 IN x 7.25 IN
Package Dimensions (L x W x H)
17.78 cm x 26.67 cm x 18.415 cm
Package Weight (Imperial)
4.250 L
Package Weight (Metric)
1.928 kg
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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.