Wheelock DB4B Outdoor Loudspeaker 25W

The Wheelock DB4B Outdoor Loudspeaker 25W is a high power explosionproof and weatherproof loudspeaker, for both hazardous areas and ordinary locations.

This loudspeaker is made with the EX enclosure: a flame retardant, UV stable, glass reinforced polyester for use in a wide range of temperatures, from -67ºF to +185ºF. It provides a corrosion free, aesthetically pleasing product.

Introduced as a replacement for the current DB4 with improved intelligibility and acoustic performance.

SPECIFICATIONS

• Material
  Hardware - bracket, fixings and captive cover screws in 316 stainless steel
  EX enclosure - flame retardant, glass reinforced, UV stable,  polyester
  Flare - flame retardant, thermoplastic, high impact, UV stable polyester (UV stability tested to ISO 4892 part 3)
  
  
• Fire retardancy
  Outer flare - thermoplastic polyester. V0 flammability rating
  Body - glass reinforced polyester. V0 flammability rating
  
  
• Finish
  Flare - natural black, natural red or painted as specified 
  Body - natural black
  
  
• Rated power
  8W, 15W or 25W
  
  
• Frequency range
  Frequency response 350Hz - 8kHz
  8W and 15W units are available for use @ 200Hz
  
  
• Weight
  11lbs/5.0kg, (Long flare with transformer)
  
  
• Terminals
  8 x 12AWG
  
  
• Mounting arrangement
  Stainless steel bracket with ratchet facility, optional swivel bracket available
  
  

• Ingress protection
  NEMA 4X & 6, IP66 & IP67. (IPx7 & NEMA 6 on terminal chamber only)
  
  
• Entries
  Up to 2 x 1/2” NPT or M20. Blanking plug available

• Labels
  Optional duty and tag labels available
  
  
• Dispersion angle
  Long flare (short in brackets), -6dB, 1kHz = 140º (240º), 4kHz = 40º (50º)
  
  
• Driver impedance
  8Ω
  
  
• SPL 1W/10 feet (sensitivity)
  100dB (IIC long flare)