ReviewsElectrical Enclosure Accessories

Sundown Audio U-18 D4 18 1500W RMS Dual 4-Ohm U-Series Subwoofer

Sundown Audio U-18 D4 18" 1500W RMS Dual 4-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 31.4 Hz | Equivalent Volume (Vas): 135.4 L | Electrical Q Factor (Qes): 0.42 |....
Box Recommendations: Sealed Enclosure Suggestion: 3.0 cu. ft. | Ported Enclosure Suggestion: 4.0 cu. ft. | Displacement: TBA | Depth: 10.11 in |....

Product Name: Junction Box, Electrical Boxes.
Outer Size of project enclosure: 6.22'' x 3.54'' x 2.36''(158 x 90 x 60mm).
Inner Size of electronic enclosure: 6.0" x 3.3" x 2.1"(151 x 83 x 53mm)(L*W*H)- - (Allowable Error: ±2mm).
Electric Enclosure Material: ABS, Rubber.
Features: moisture proof, sunscreen, anti-corrosion, durable for years use.
Package Content: 1 x Waterproof Project Box, 1 x Rubber Grommet, 4 x Screws.

Specifications: DC Resistance (Re): 7.75 Ω | Resonance Frequency (Fs): 36.95 Hz | Equivalent Volume (Vas): 52.35 L | Electrical Q Factor (Qes): 0.85....
Box Recommendations: Sealed Enclosure Suggestion: 2.5 cu. ft. | Ported Enclosure Suggestion: 3 - 4 cu. ft. @ 35 Hz | Displacement: 0.17 cu. ft. |....
Thick black anodized aluminum voice coil formers for maximum strength and heat dissipation | 4‐layer copper high temperature voice coil windings....
Custom tooled frame spacer / ventilation ring | High efficiency air‐flow management integrated into the motor for maximum voice coil cooling | Dual....

SA-8 V.3 D2 - Sundown Audio 8" 500W RMS Dual 2-Ohm SA Series Subwoofer.
Specifications: DC Resistance (Re): 3.36 Ω | Resonance Frequency (Fs): 38.29 Hz | Equivalent Volume (Vas): 6.88 L | Electrical Q Factor (Qes): 0.324....
Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 - 0.75 cu. ft. @ 35 Hz | Displacement: 0.08 cu.....

Specifications: DC Resistance (Re): 7.75 Ω | Resonance Frequency (Fs): 36.95 Hz | Equivalent Volume (Vas): 52.35 L | Electrical Q Factor (Qes): 0.85....
Box Recommendations: Sealed Enclosure Suggestion: 2.5 cu. ft. | Ported Enclosure Suggestion: 3 - 4 cu. ft. @ 35 Hz | Displacement: 0.17 cu. ft. |....
Thick black anodized aluminum voice coil formers for maximum strength and heat dissipation | 4‐layer copper high temperature voice coil windings....
Custom tooled frame spacer / ventilation ring | High efficiency air‐flow management integrated into the motor for maximum voice coil cooling | Dual....

Product Name: Junction Box, Electrical Boxes.
Outer Size of project enclosure: 6.22” x 3.54” x 2.36”(158 x 90 x 60mm).
Inner Size of electronic enclosure: 6.0″ x 3.3″ x 2.1″(151 x 83 x 53mm)(L*W*H)- – (Allowable Error: ±2mm).
Electric Enclosure Material: ABS, Rubber.
Features: moisture proof, sunscreen, anti-corrosion, durable for years use.
Package Content: 2 x Waterproof Project Boxes.

SA-8 V.3- Sundown Audio 8 inch 500W RMS Dual 4-OhmSeries Subwoofer.
Specifications:Resistance (Re): 6.0 & 3A9.
| Resonance Frequency (Fs): 40.0| Equivalent Volume (Vas): 7.17 L | Electrical Q Factor (Qes): 0.392 | Mechanical Q Factor (Qms): 4.310 | Total Q Factor (Qts): 0.360 | Force Factor (BL): 22.06| Moving Mass (incl. Air Load) (Mms): 126.6 g | Suspension Compliance (Cms): 125 & 3BC.
Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 – 0.75 cu. ft..
Hz | Displacement: 0.08 cu. ft. | Depth: 6.625|Outside Diameter: 8.375| Cutout: 7.375 in.

SA-8 V.3- Sundown Audio 8 inch 500W RMS Dual 4-OhmSeries Subwoofer.
Specifications:Resistance (Re): 6.0 & 3A9.
| Resonance Frequency (Fs): 40.0| Equivalent Volume (Vas): 7.17 L | Electrical Q Factor (Qes): 0.392 | Mechanical Q Factor (Qms): 4.310 | Total Q Factor (Qts): 0.360 | Force Factor (BL): 22.06| Moving Mass (incl. Air Load) (Mms): 126.6 g | Suspension Compliance (Cms): 125 & 3BC.
Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 – 0.75 cu. ft..
Hz | Displacement: 0.08 cu. ft. | Depth: 6.625|Outside Diameter: 8.375| Cutout: 7.375 in.

Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 41.1 Hz | Equivalent Volume (Vas): 11.5 L | Electrical Q Factor (Qes): 0.39 | Mechanical Q Factor (Qms): 3.21 | Total Q Factor (Qts): 0.35 | Force Factor (BL): 29.7 NA | Moving Mass (incl. Air Load) (Mms): 219.7 g | Suspension Compliance (Cms): 0.07 mm/N | Sensitivity: 84.9 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 0.5 cu. ft. | Ported Enclosure Suggestion: 1.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.007 in |Outside Diameter: 10.94 in | Cutout: 9.17 in | Recommended Tuning: 32 Hz | Recommended Port Area: 16 sq. in..

SA-8 V.3- Sundown Audio 8 inch 500W RMS Dual 4-OhmSeries Subwoofer.
Specifications:Resistance (Re): 6.0 & 3A9.
| Resonance Frequency (Fs): 40.0| Equivalent Volume (Vas): 7.17 L | Electrical Q Factor (Qes): 0.392 | Mechanical Q Factor (Qms): 4.310 | Total Q Factor (Qts): 0.360 | Force Factor (BL): 22.06| Moving Mass (incl. Air Load) (Mms): 126.6 g | Suspension Compliance (Cms): 125 & 3BC.
Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 – 0.75 cu. ft..
Hz | Displacement: 0.08 cu. ft. | Depth: 6.625|Outside Diameter: 8.375| Cutout: 7.375 in.

Sundown Audio U-12 D2 12″ 1500W RMS Dual 2-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 3.8 Ω | Resonance Frequency (Fs): 42.2 Hz | Equivalent Volume (Vas): 17.9 L | Electrical Q Factor (Qes): 0.30 | Mechanical Q Factor (Qms): 2.67 | Total Q Factor (Qts): 0.27 | Force Factor (BL): 31.2 NA | Moving Mass (incl. Air Load) (Mms): 290.2 g | Suspension Compliance (Cms): 0.05 mm/N | Sensitivity: 88.4 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 1.0 cu. ft. | Ported Enclosure Suggestion: 2.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.75 in | Outside Diameter: 12.83 in | Cutout: 11.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 32 sq. in..