
Contact for Pricing
Overview
- 24VDC, 4-wire configuration for reliable power delivery
- Modular design with 10,000-hour strobe tube lifespan
- IP66/IP69K and Type 4X ratings for superior environmental protection
- Six lens color options (Amber, Blue, Clear, Green, Magenta, Red)
- Marine Rated, CSFM Approved, UL/cUL certified for hazardous locations
Specifications
Amperage Rating | 1.9 AMP |
Application | Indoor/Outdoor |
Average Life | 10,000 HR |
Brand Name | Federal Signal |
Candle Power | 2,000,000 CND |
Color | Yellow |
Environmental Conditions | -67 to 150 DEG F |
Flashes Per Minute | 80 FLPM |
Light Source | Strobe Tube |
Material | Aluminum/Glass |
Model | 27XST-4-MOD |
Mounting | Ceiling/Pendant/Wall |
NEMA Rating | Type 4X, IP66, IP69K Enclosure |
Shape | Cylindrical |
Size | 11.37 H x 8.82 W x 8.82 D IN |
Special Features | In-Rush Limiting PCB Design |
Standard | UL Listed/cUL Listed/CSFM Approved/Marine Rated |
Style | Strobe |
Type | Explosion-Proof Supervised Strobe Light |
Voltage Rating | 24VDC |
Package Dimensions (L x W x H) | 11.13 IN x 13 IN x 11.13 IN |
Package Dimensions (L x W x H) | 28.2702 cm x 33.02 cm x 28.2702 cm |
Package Weight (Imperial) | 17.300 L |
Package Weight (Metric) | 7.847 kg |

27XST-024Y-MOD
Explosion-Proof Strobe Light, Modular, In-Rush Limited, 24VDC, Yellow - Approved for mounting in any manner, including dome up. Available in 24VDC, 120VAC and 240VAC. Six lamp/lens colors: Amber, Blue, Clear, Green, Magenta and Red. 10,000 hour strobe tube. 3/4-inch NPT pendant, ceiling and wall mount options available. Dome guard optional. Conformal coated PCB. Type 4X, IP66 enclosure. IP69K compliant. Marine Rated. CSFM Approved. UL and cUL Listed for Class I, Division 1 and 2, Groups C and D & Class I, Division 2, Groups A and B & Class II, Division 1, Groups E, F, and G & Class III.Frequently Asked Questions
What type of product is the 27XST?
The 27XST is an explosion-proof supervised strobe light. It is designed for fire alarm systems.
What are the candela ratings for the 27XST?
The 27XST has a peak candela of 2,000,000 and an effective candela of 850.
What is the flash rate of the 27XST strobe?
The 27XST strobe light flashes at a rate of 80 flashes per minute.
What is the NEMA rating for the 27XST?
The 27XST has a NEMA Type 4X enclosure rating. This provides protection against wind-blown dust, rain, splashing water, and corrosion.
What is the IP rating for the 27XST?
The 27XST has an IP66 rating. This signifies total protection against dust and strong water jets.
What hazardous location certifications does 27XST have?
The 27XST is UL and cUL Listed for Class I, Division 1, Groups C & D; Class II, Division 2, Groups A & B; Class II, Division 1, Groups E, F & G; and Class III.
Is the 27XST suitable for marine environments?
Yes, the 27XST is Marine Rated. This indicates its suitability for marine environments.
What mounting options are available for the 27XST?
Optional mounting options for the 27XST include pendant, ceiling, and wall mounts. These accessories are sold separately.
Are there any accessories for the 27XST?
Available accessories for the 27XST include a dome guard (DGXC-SB) and a Strobe Synchronization Module (SSM).
How does the 27XST ensure system compatibility?
The 27XST features an in-rush limiting PCB design. This enhances compatibility with control systems and reduces electrical interference.
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.


