Federal Signal 120-754 - Loudspeaker, 25 Watt, ISMT, EExdIIB - 123 dBa output. Approved for Zone 1 IIB. CE Compliant. ATEX certified. Integrated speaker monitoring and remote tapping (I.S.M.T.). IEC Certified.
Federal Signal

120-754

UPC: 782979219415


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Overview

The Federal Signal 120-754 is a 25-watt industrial loudspeaker engineered for critical audio communication in hazardous environments. This unit is ATEX certified and approved for Zone 1 IIB explosive atmospheres, ensuring reliable operation where flammable gases or vapors may be present. Its robust construction and powerful 123 dBa output guarantee clear and audible alerts, warnings, and voice messages, even in extremely noisy industrial settings. The loudspeaker features Federal Signal's Integrated Speaker Monitoring and Remote Tapping (ISMT) technology, providing essential real-time status monitoring of its functionality and allowing for remote diagnostics. This advanced feature significantly enhances operational efficiency by enabling proactive maintenance and reducing downtime. The ability to remotely tap into the speaker's status is invaluable for centralized control and monitoring systems in large industrial complexes. Applications include oil and gas exploration and refining, chemical processing plants, petrochemical facilities, and mining operations. Its CE compliance underscores adherence to European safety, health, and environmental protection standards, and it is IEC Certified. Key features include a powerful 123 dBa sound pressure level for audibility in high-noise environments, ATEX certification for Zone 1 IIB, ISMT for enhanced reliability and reduced maintenance, durable construction for harsh industrial conditions, CE compliance, and IEC certification. Trust Federal Signal for robust and compliant audio solutions that protect personnel and operations.
  • 25 Watt output power
  • 123 dBa sound pressure level
  • ATEX certified for Zone 1 IIB
  • Integrated Speaker Monitoring and Remote Tapping (ISMT)
  • CE Compliant and IEC Certified

Specifications

Application
Indoor/Outdoor
Audio Specifications
70/100 VRMS
Brand Name
Federal Signal
Color
Red
Dimensions
9.02 H x 9.02 W x 12.4 D IN
Enclosure
IP66/IP67-EN60529
Loudness
123 DB
Material
Cast Aluminum/Stainless Steel
Mounting
Surface
Operating Frequency
350 to 4,000 HZ
Output Level
25 WTT
Special Features
Coupled Transformers Allow For Fine Tuning Sound Output
Standard
CE Compliant/ATEX Certified/IEC Certified
Type
Hazardous Area Loudspeaker
Package Dimensions (L x W x H)
11.19 IN x 13.56 IN x 12.13 IN
Package Dimensions (L x W x H)
28.4226 cm x 34.4424 cm x 30.8102 cm
Package Weight (Imperial)
14.100 L
Package Weight (Metric)
6.396 kg
Hazardous Area Powered Loudspeaker, 15 Watt, Multi-Voltage, Atex, EExdIIB - 107 dBa at 1 meter. Remote tone selection. Dual cable entries. 15 tones on-board sounder. Integrated DC and AC voltages. Short horn version (8W). Approved for Zone 1 IIB and IIC. IP66 or IP67 enclosure. ES4-120 and ES5-120 versions are IECEx, INMETRO and EAC only. ATEX, IEXCx, and CE Rated.

ES1-112-74

Hazardous Area Powered Loudspeaker, 15 Watt, Multi-Voltage, Atex, EExdIIB - 107 dBa at 1 meter. Remote tone selection. Dual cable entries. 15 tones on-board sounder. Integrated DC and AC voltages. Short horn version (8W). Approved for Zone 1 IIB and IIC. IP66 or IP67 enclosure. ES4-120 and ES5-120 versions are IECEx, INMETRO and EAC only. ATEX, IEXCx, and CE Rated.
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Frequently Asked Questions

What are the primary applications for these loudspeakers?

These loudspeakers are designed for industrial public address and general alarm applications, especially where ATEX certification is required.

What versions are available for the 110-120 loudspeakers?

The 110-120 Series Loudspeakers are available in ATEX Zone 1 explosion-proof or CE compliant, Marine-grade Industrial versions.

What power configurations are available?

The loudspeakers are available in 8 watt, 15 watt, and 25 watt configurations.

What audio input options are available?

Available audio inputs for the loudspeakers are 100 Vrms, 70 Vrms, and 8-Ohm.

What is the ingress protection rating?

The loudspeakers are rated for IP66/67 ingress protection, using a neoprene "O" ring seal.

What are the sound outputs for explosion-proof models?

Explosion-proof models have outputs of 110 dBa (8W), 116 dBa (15W), and 123 dBa (25W) at full power (IIB).

What certifications do explosion-proof models have?

Explosion-proof models are ATEX certified, CE compliant, approved for Zone 1 IIB and IIC, and 25-watt versions are IEC certified.

What are the sound outputs for marine/industrial models?

Marine/Industrial models have outputs of 114 dBa (8W), 118 dBa (15W), and 125 dBa (25W) at full power.

What are the net weights of the loudspeakers?

The net weights are 6.6 lbs. for 8-watt, 7.1 lbs. for 15-watt, and 14.1 lbs. for 25-watt series.

What are the shipping dimensions?

Shipping dimensions are 11.4 in H x 11.4 in W x 11.8 in D for 8W/15W, and 12.6 in H x 11.8 in W x 15.0 in D for 25W.

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.