CVR Pro Audio K-221N Passive Subwoofer

The subwoofer K-221N is a high performance sub-bass system designed for large scale venues including touring and fixed installations. It features with two 2000 watt 21″(545mm) nedoymium driver units with magnet structure and suspension engineered for maximum linear excursion. Its two woofer are housed in bandpass box with bass horn loading to deliver ultra powerful bass energy. The K-221N extends low-bass response and high efficiency, which make it an ideal partner for W-series line array systems wherever high power, extended bass is required. It can be ground stacked W-9B/W-4 and possesses high output capability with low frequency extension. In addition,K-221N is ideal for fixed sound installations such as discos, nightclubs, halls, conference centers and commercial events.


Model K-221N
Type Dual-drivers sub-bass system
Frequency Response 25Hz-300Hz±3dB
Power handling 4000W(RMS)16000W(PEAK)
Sensitivity 108dB(1W@1M)
Max SPL 138dB(PEAK/1M)
Drivers 2×21″(530mm) neodymium woofer 135mm(5.3in)coil
Nominal impedance 4 ohm
Finish Textured high-density polyurethane coating
Connectors 2×NL4MP speakon
Enclosure Plywood
Dimensions 1400×600×900mm(W×H×D)
Packing Dimensions 1480×680×980mm(W×H×D)/0.98cbm
Net weight 104kg
Gross weight 111kg