Specifications Manual
  • Overview
  • Features
  • Additional Information
  • Features Detail
  • Specifications
  • Manufacturer
  • These Federal Signal explosion-proof vibrating horns are constructed for safe use in hazardous environments.

    They are enclosed in heavy-duty copper-free cast aluminum housings tapped for 3/4-inch conduit. Models 31X and 41X are corrosion-resistant vibrating horns with stainless steel diaphragms.


  • • Corrosion-resistant cast aluminum housings
    • Produces 100dBa @ 10` (110dBa @ 1m)

  • Model 41X is available in 24VDC. The Model 31X is available in 120VAC and 240VAC and features an internal volume control.

    Models 31X and 41X are UL and cUL Listed for Class I, Division 1, Groups C and D; Class II, Division 1, Groups E, F, and G; and Class III. Both are CSA (Canadian Standards Association) Certified. A five minute duty cycle applies to both models.

    • UL and cUL Listed, CSA Certified
  • For complete specifications please download the Specification Sheet.

  • Federal Signal

    When it comes to safety, security and effective communications for the most hazardous environments, the most demanding applications, Federal Signal stands out as your best source for total industrial solutions. The Federal Signal product line is universally recognized as both the broadest and deepest in the industry. Audible and visual signaling. Outdoor warning. Intercoms. Public address. Telephony. Initiating systems. Fire alarms. Uninterruptible power supplies. And more. In terms of comprehensive product coverage, no one beats Federal Signal. They don’t even come close.