CSS8004

A compact 4-inch in-ceiling commercial speaker designed for paging and background music systems, offering high sensitivity, ultra-wide coverage, and efficient performance for distributed audio installations. Manufacturer Description The JBL CSS8004 is part of JBL’s Commercial Series Ceiling Speakers, engineered to provide excellent performance for paging and background music applications. Its high sensitivity allows for strong sound output even at low transformer tap settings, making it ideal for efficient distributed audio systems. Features 4” (100 mm) full-range ceiling speaker driver High 90 dB sensitivity for efficient sound output Supports 25V / 70V / 100V distributed audio systems Very wide 175° conical coverage for even room coverage Designed for paging and background music applications Compatible with JBL CSS-BB4 backcan Compact footprint for discreet ceiling installation Plenum-capable when installed with corresponding listed backcan Specifications (List Format) System Type: 4-inch in-ceiling full-range speaker Driver: 100 mm (4") full-range driver Frequency Range (-10 dB): 85 Hz – 18 kHz Installed Frequency Range (with CSS-BB backcan): 130 Hz – 18 kHz Sensitivity: 90 dB (2 kHz – 6 kHz) Coverage: 175° conical Continuous Power Handling: 15 W Maximum SPL: 97 dB (top tap setting) Transformer Taps (100V): 5W / 2.5W / 1.3W Transformer Taps (70V): 5W / 2.5W / 1.3W / 0.7W Transformer Taps (25V): 5W / 2.5W / 1.3W / 0.7W Input Connector: Bare wire Matching Backcan: CSS-BB4 Ceiling Cutout Size: 125 mm (5.0") open-back / 170 mm (6.7") in CSS-BB backcan Depth (behind grille): 94 mm Grille Diameter: 198 mm Net Weight: 0.90 kg Color: White  Included Items 1 × JBL CSS8004 ceiling speaker 4 × M4 × 40 mm sheet metal mounting screws (for backcan installation)