JBL CSS8004 4" Commercial Series Ceiling Speakers, 5W Multi-Tap Transformer


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About JBL CSS8004

The JBL CSS8004 is a professional-quality 4" in-ceiling speaker that provides full, clear audio in an unobtrusive design. The speaker has a wide 175deg. coverage pattern to reach a large area. It also has a 5W multi-tap transformer that supports 25, 70 and 100V distributed lines for connecting to virtually any pro sound system. This speaker fits the CSS-BB4 backcan (sold separately) for in-ceiling installations.

JBL CSS8004 Features

  • High-quality dual cone type ceiling speaker
  • Pre-assembled speaker / transformer / grille assembly
  • Suitable for most paging or background music applications, including retail stores, restaurants, schools and other facilities
  • Very high sensitivity provides maximum sound levels using minimal amplifier power

JBL CSS8004 Specifications

Driver Size (dual-cone)
100 mm (4 in)
Driver Sensitivity (mid-range)
90 dB (1W [2.83V], 1m, 2k - 6k Hz)
Frequency Range (-10 dB)
Driver/Grille Assembly: 85 Hz - 18 kHz
Installed in CSS-BB backcan: 130 Hz - 18 kHz
Coverage (2 kHz)
175 deg.
Driver Continuous Power Handling1
15 Watts
100V Taps
5W, 2.5W, 1.3W
70V Taps
5W, 2.5W, 1.3W, 0.7W
25V Taps
5W, 2.5W, 1.3W, 0.7W
Transformer Insertion Loss
1.5 dB Maximum
Transformer Connection
Bare wire
Motor Mass
200 g (7 oz)
Matching CSS Backcan
Bolt Mounting Circle to Backcan
4 points on 165 mm (6.5 in) diameter
Cutout Diameter
Open-back: 125 mm (5.0 in)
In CSS-BB backcan: 170 mm (6.7 in)
Depth (behind grille)
94 mm (3.7 in)
Grille Diameter
198 mm (7.8 in)
0.90 kg (1.0 lb)
Mfr #
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