Sundown Audio 6.5″ Woofer, 400W RMS, Dual 2 Ohm Voice Coils

400 Watts RMS

Dual 2 Ohm Voice Coils

Black Aluminum 4-layer voice coil former for superior heat dissipation

High Temperature Round-Wire CCAW voice coil with high-temp black adhesive

Double stitched surround

Heavy duty cast basket

Spring loaded terminals

Stitched-on double-XL tinsel leads

Rear vented pole piece

Rear drilled gap-venting

Innovative high-velocity cast aluminum vented frame spacer ring

Magnet ID shorting ring

Top-Plate Cooling Channels

Cast Aluminum surround bolt-on rings

Optimized for small ported or bandpass enclosures

RE (Ohms): 4.0586

FS (Hz): 41.9533

VAS (L): 2.9053

Qes: 0.5238

Qms: 8.5834

Qts: 0.4937

Le (mH): 4.0112

BL (NA): 16.7428

Mms (Grams): 137.2546

Cms (uM/N): 104.8528

Sens (dB @ 1w/1m): 77.8706

Mount Depth: 5-3/4″

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