AtlasIED C803AT87 Series 8-Inch In-Ceiling Coaxial Speaker with 70V Transformer

The AtlasIED C803AT87 Series offers premium 8-Inch coaxial in-ceiling speakers engineered for professional-grade performance in commercial, institutional, and public environments. This versatile speaker family includes three models: the base C803AT87, the C803AT87-HC with a hydrophonic coating for moisture-prone areas, and the C803AT87FRK which includes a UL-listed fire-rated mounting kit for installations requiring enhanced safety compliance. Each speaker in the series features a factory-installed 70.7V 16-watt transformer, delivering efficient performance with wide 120-Degree dispersion for consistent audio coverage.

Designed with a rugged coaxial driver configuration, the C803AT87 Series speakers combine an 8-Inch treated paper low-frequency cone with a 3-Inch high-frequency driver. The post-mounted tweeter enhances structural durability and acoustic output, while the integrated crossover ensures balanced full-range sound. Operating within a frequency range of 40Hz to 15.5kHz and boasting a peak sensitivity of 98dB, this series is ideal for paging systems, background music, and voice reinforcement across a variety of venues. All models are compatible with AtlasIED baffles and enclosures, offering flexible mounting solutions.

Key Features

• 8-Inch coaxial speaker with treated paper cone and post-mounted 3-Inch high-frequency driver
• Factory-installed 70.7V, 16-Watt line-matching transformer
• 120-Degree dispersion for wide-area sound coverage
• Integrated crossover network for balanced audio performance
• Peak sensitivity of 98dB at 1 watt / 1 meter
• Compatible with a wide range of AtlasIED baffles and enclosures
• Ideal for paging, background music, and public address applications

Variations

• C803AT87: Standard model with factory-installed 70.7V 16-Watt transformer, No hydrophonic coating, No fire-rated mounting kit
• C803AT87-HC: Includes hydrophonic coating for moisture resistance in humid environments, Factory-installed 70.7V 16-Watt transformer, No fire-rated mounting kit
• C803AT87FRK: Includes UL-listed fire-rated mounting kit for installation in fire-rated ceiling systems, Factory-installed 70.7V 16-Watt transformer, No hydrophonic coating

Technical Specifications

• Speaker Type: Treated Paper
• Sensitivity: 98dB (peak), 95dB (average)
• Frequency Response: 40Hz - 15.5kHz
• Power Taps: 4, 8, and 16 Watts
• Dispersion Angle: 120-Degree
• Diameter: 8-Inch (20.32 cm)
• Depth: 5 1/8-Inch (13.03 cm)
• Shipping Weight: 5.5 lbs (C803AT87); may vary by model
• Warranty Period: 60 months from date of purchase