Description
Powerful Class-D Amplification
The KRK S8.4 features a 109W Class-D amplifier that delivers tight, punchy bass with enhanced transient response. This efficient design ensures precise low-end control while minimizing heat buildup for reliable performance.
Flexible Connectivity
Equipped with XLR, 1/4" TRS, and RCA inputs/outputs, the S8.4 integrates seamlessly into any studio setup. The four-position selectable crossover lets you tailor the subwoofer’s response to match your monitors for a balanced mix.
- 8″ glass aramid composite woofer
- Bass extension to 30 Hz with a max SPL of 112 dB
- Footswitch control enables/disables sub and crossover filter (footswitch not included)
- Curved design with front-firing bass port for placement flexibility
- Powerful, lightweight Class-D amplification
- Optimized four-position crossover control
- Universal connectivity: XLR, 1/4″ TRS, and RCA inputs and outputs
- Polarity and input sensitivity controls
- Ground-lift switch prevents ground loops
Configuration: Front Loaded, Vented Subwoofer
System Type: Active Subwoofer
Low-Frequency Transducer: 8″ Glass Aramid Composite Woofer
Frequency Response: 34.5Hz – 133Hz
Max Peak SPL: 112.8 dB
Amplifier: Class D
Power Output (Continuous): 109 Watts @ 1% THD+N @ 46Hz
Signal to Noise Ratio: 92 dB
Amplifier Distortion (THD + N): ≤ 0.1% @-3dB Of Max Power Output 35Hz-133Hz
Input Impedance: 9.4 KΩ Balanced, 9.2 KΩ Unbalanced
Ground Lift: On/Off
HPF Bypass: With Footswitch Only
Footswitch: Optional
Indicators: Power/Standby
Input Connectors: XLR L/R, 1/4″ TRS L/R, RCA L/R, 1/4″ Footswitch
LFE Input: N/A
Output Connectors: XLR L/R, 1/4″ TRS L/R, RCA L/R
AC Power Input: 100VAC-240VAC
Enclosure: 15 mm and 18 mm Reinforced MDF
Finish: Black Vinyl Wrap, Baffle – Black Paint
Hardware: EVA Isolation Pad
Dimensions (H x W x D): (H x W x D): 11″ (279 mm) x 16.125″ (410 mm) x 11.5″ (292 mm)
Weight: 26.5 lb. (12 kg.)
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