The TOA PC-648R Ceiling Speaker is a compact and reliable 6W ceiling-mounted speaker designed for public address and background music systems. Built with a polypropylene resin baffle and steel grille, it offers durability and clear audio performance. Its spring clamp mechanism ensures quick installation, while the transformer tap allows flexible impedance settings for 100V or 70V line systems, making it suitable for offices, schools, retail spaces, and houses of worship.
6W ceiling speaker with transformer taps for 100V/70V line systems
5" (12 cm) cone-type speaker unit
Wide frequency response: 100 Hz – 18 kHz
High sensitivity: 90 dB (1W, 1m) for clear sound projection
Durable construction with resin baffle & steel grille
Easy installation with spring clamp mounting
Push-in terminal block for quick wiring
Rated Input: 6 W (100V line), 3 W (70V line)
Rated Impedance: 100V: 1.7 kΩ (6W), 3.3 kΩ (3W), 10 kΩ (1W)
70V Line: 1.7 kΩ (3W), 3.3 kΩ (1.5W), 10 kΩ (0.5W)
Sensitivity: 90 dB (1 W, 1 m)
Frequency Response: 100 Hz – 18 kHz
Speaker Unit: 12 cm (5") cone-type
Mounting Hole Size: Φ145 ±5 mm
Ceiling Thickness: 5 – 25 mm
Dimensions: Φ168 × 77 mm
Weight: 470 g
Finish: Resin baffle (white), steel grille (white)
Accessory: Paper pattern × 1