Sundown Audio U Series 18″ 3000W Peak Dual 4 Ohm Voice Coil Subwoofer U-18-D4

Description

• Black Aluminum 3 voice coil former for superior heat dissipation
• High Temperature Round-Wire CCAW voice coil with high-temp black adhesive
• Innovative high-velocity cast aluminum vented frame spacer ring
• Spring loaded terminals accept up to 8 gauge

Sundown Audio U Series 18″ 3000W Peak Dual 4 Ohm Voice Coil Subwoofer U-18-D4

This listing includes:

(1) Sundown Audio U Series 18″ 1500W RMS, Dual 4 Ohm Subwoofer

Features:

• Black Aluminum 3 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 accept up to 8 gauge
• 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

Specifications:

• RE (Ohms) 6.1
• FS (Hz) 31.4
• VAS (L) 135.4
• Qes 0.42
• Qms 3.55
• Qts 0.38
• Le (mH) 3.97
• BL (NA) 35.3
• Mms (Grams) 441.3
• Cms (uM/N) 0.06
• Sens (dB @ 1w/1m) 91.8dB