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Loudspeakers

Wheelock STH-15S loudspeakers

The Wheelock STH-15S supervised, horn loudspeakers provide superior intelligibility and dispersion to achieve maximum sound projection and penetration for indoor and outdoor life safety and mass notification applications.

The weather-resistant speakers are equipped with a compression driver with up to 15 watts RMS power handling capability. The horn loudspeakers include a built-in 25/70 V transformer, featuring a screwdriver adjustable, 7-position watt/impedance selection switch.

Color
Red or Gray
Power Rating
15 Watt continuous
Sensitivity
101 dB @ 15 Watts @ 10 ft

Emergency Communications

Provides crisp, clear voice messages, ideal for emergency communications, mass notification and voice evacuation.

Weather resistant & wiring

  • Weather-resistant metal construction and reentrant acoustic path assure protection against water, humidity, vermin and corrosion.
  • Wiring terminals are protected with a vandal-resistant adapter cover for control equipment utilizing cable or conduit.

Mounting

The mounting bracket allows directional sound dispersion via vertical and horizontal positioning. Provisions are also included for surface or strap mounting to pillars and I-beams.
Approvals & Compliance
UL, CSFM
Specifications
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PRODUCT DETAILS

Wheelock ST-15S loudspeakers

Catalog Number STH-15-S, STH-15SR  
Finish Color Red or Gray  
Power Rating 15 Watts  
Frequency Response 400-4,000 Hz  
Sensitivity 102 dB @ 15 watts @ 10 ft.  
Transformer Selectable 25/70/100 V  
Anechoic Measurements Code 3 Tone: 107.2 dBA; Slow Whoop: 108.5 dBA; Siren: 107.8 dBA  
Mounting Wall or Ceiling  
Approvals UL Standard 1480, CSFM  
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Contact Us

Eaton

Life safety & mass notification solutions

273 Branchport Avenue

Long Branch, NJ 07740

P:  (800) 631-2148

F:  (732) 222-8726