SR40/SR60

Guardian Telecom’s SR40 Explosion Proof Unit can be setup as a loud speaker for paging applications, a loud ringer to signal incoming phone calls, or both functions can be combined in one device.

Guardian Telecom’s SR60 is a high power Explosion Proof paging speaker.


Guardian Telecom Explosion Proof Speakers & Ringers meet rigorous demands of the highest hazardous area classifications. Intrinsically safe, they maintain appropriate safety standards while in environments where ignitable concentrations of flammable gases, vapors or liquids may be present under normal operation conditions.

Guardian Telecom manufactures supplies and distributes a wide selection of Explosion Proof, Hazardous Area, ATEX-IEC and General Area Ringers and loudspeakers from leading manufacturers around the world to meet the unique demands of Industrial Communication projects.

Guardian’s represents DNH, E2S, Federal Signal, MEDC and TOA, and has access to an extensive range of other world class leading manufacturers.

Guardian trained and qualified personnel work with customers to specify individual product or total project solutions and make informed purchasing decisions based on budget, technology, applications and relevant standards.


Product Features

  • Mounting allows directional adjustments
  • Projection horn included
  • Powder coated cast aluminum enclosure
  • User selectable output power taps
  • Threaded end cap for easy installation
  • 13 different versions:

SR40 models

  • 24V Ringer – Order number: P7240
  • 24V 15 Watt Paging Speaker/Ringer – Order number: P7241
  • 230V Ringer – Order number: P7243
  • 230V, 15 Watt Paging Speaker/Ringer – Order number: P7244
  • 30 Watt 70V Paging Speaker – Order number: P7245
  • 30 Watt, 70V Paging Speaker with D.C. Filter Circuit for monitoring line integrity – Order number: P7246
  • 30 Watt, 16 Ohm Paging Speaker – Order number: P7247
  • 12V Ringer – Order number: P7248
  • 12V, 15 Watt Paging Speaker/Ringer – Order number: P7249
  • 120V Ringer – Order number: P7250
  • 120V, 15 Watt Paging Speaker/Ringer – Order number: P7251

SR60 models

  • 60 watt, 70V Paging Speaker – Order number: P7260
  • 60 watt, 16 Ohm Paging Speaker – Order number: P7262