High Power Horn Speaker

  • For high power output speech
  • Weatherproofed to IP66 for external and internal use
  • Rugged plastic housing to UL94 V-0
  • Various power outputs to suit your needs
  • Optionally Certified to EN54-24


The high power horn speaker delivers ultra high sound pressure level, is suitable for both indoor and outdoor applications and is certified to EN54-24. The speaker is fitted with a 100V transformer with four power adjustment tappings (10W, 5W, 2.5W, and 1.25W), with the adjustment being easily accessed at the rear of the speaker, plus a low-impedance setting of 20ohm.

The speaker as a robust, impact-resistant ABS housing which is IP66 rated, ensuring the speaker is protected from the ingress of dust and water, with added resistance to weather. In addition, the speaker meets the UL94 V-0 flammability standard, for added compliance.

The 100V loudspeaker line connection is provided via an 1000mm two core LSZH cable, that is terminated with an IP65 ingress protection rated connection box. For increased fire protection, the speaker is fitted with a 2-pin ceramic block and a thermal fuse, while the speaker chassis is damp-resistant.

Mounting is made flexible with a U-shaped bracket, providing a number of mounting options. A mast bracket is available as an accessory (SPAC-MB-80), for fixing to masts up to 200mm diameter.


Product Code
Power (W)
Voltage (V)
Adjustment Power Tappings
EN54 certified?
DC blocking capacitor fitted?
SPHO-10W10W100V10W, 5W, 2.5W, and 1.25WDimensions: 142 x 208 mm
SPHO-10W-EN5410W100V10W, 5W, 2.5W, and 1.25WDimensions: 142 x 208 mm –
SPHO-15W15W100V15W, 7.5W, 3.75W, and 1.9WDimensions: 209 x 273 mm
SPHO-15W-EN5415W100V 15W, 7.5W, 3.75W, and 1.9W Dimensions: 209 x 273 mm
SPHO-15W-EN54-DC15W100V15W, 7.5W, 3.75W, and 1.9WDimensions: 209 x 273 mm
SPHO-30W30W100V 30W, 20W, 10W, and 5W Dimensions: 235 x 303 mm
SPHO-30W-EN5430W100V30W, 20W, 10W, and 5W  Dimensions: 235 x 303 mm
SPHO-30W-EN54-DC30W100V30W, 20W, 10W, and 5WDimensions: 235 x 303 mm


Please contact us for more information.