8" In-Ceiling Coaxial Speaker with 8-Watt 70V Transformer
Key Features
- Industry-standard 8" coaxial in-ceiling loudspeaker with factory-installed 70.7V transformer.
- 16-watt speaker with selectable 1W, 2W, 4W, and 8W transformer taps.
- Wide 120° dispersion pattern for uniform sound coverage.
- Post-mounted tweeter enhances structural durability and appearance.
- Integrated crossover network for balanced full-range audio reproduction.
- 70Hz - 15kHz frequency response for clear speech and music performance.
- High sensitivity rating of 98dB peak and 95dB average.
- Compatible with a wide range of AtlasIED baffles and enclosures.
- Ideal for distributed audio systems in commercial, industrial, and institutional applications.
- UL 1480A and UL 2043 certified for safety and code compliance.
Overview
The AtlasIED C803AT87 is a high-quality 8-inch coaxial in-ceiling loudspeaker designed for commercial sound systems requiring clear speech intelligibility and dependable music reproduction. Equipped with a factory-installed 70.7V line matching transformer, the speaker is well suited for distributed audio applications across a variety of environments.
The C803AT87 combines a full-size 8-inch low-frequency driver with a 3-inch high-frequency reproducer, delivering balanced full-range audio performance through a built-in crossover network. This configuration provides excellent clarity for paging, background music, and general-purpose sound reinforcement applications.
A post-mounted tweeter design improves structural integrity while also creating a clean and attractive appearance. The speaker's wide 120-degree dispersion pattern ensures even coverage throughout listening areas, helping reduce the number of speakers required while maintaining consistent sound quality.
Performance
The speaker delivers a frequency response of 70Hz to 15kHz and features a peak sensitivity of 98dB at one watt measured at one meter. The woofer utilizes a 10-ounce ceramic magnet, while the tweeter is equipped with a 2.35-ounce ceramic magnet, providing efficient performance and reliable operation in demanding commercial installations.
Installation & Compatibility
Designed for installation flexibility, the C803AT87 is compatible with a wide variety of AtlasIED baffles and enclosures. The recommended sealed enclosure volume is 0.36 cubic feet for optimal acoustic performance. The factory-installed transformer includes selectable power taps of 1W, 2W, 4W, and 8W, simplifying integration into 70.7V distributed audio systems.
Ideal Applications
The C803AT87 is ideal for offices, schools, healthcare facilities, retail stores, restaurants, government buildings, public spaces, houses of worship, industrial facilities, and other commercial environments requiring reliable background music, paging, and speech reinforcement.
Technical Specifications
Speaker Type: Treated Paper Coaxial Speaker
Frequency Response: 70Hz - 15kHz
Sensitivity: 98dB Peak, 95dB Average
Dispersion: 120°
Power Taps: 1W, 2W, 4W, 8W
Transformer: Factory-Installed 70.7V Line Matching Transformer
Physical Specifications
Diameter: 8" (20.32 cm)
Depth: 2 7/8" (7.30 cm)
Shipping Weight: 4.33 lbs (1.96 kg)
Certifications
UL 1480A Listed and UL 2043 Listed for commercial audio safety and performance compliance.
