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SL715
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$299.00
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Photo of SL715 shot angled front right, showing motor, part of basket, surround, cone and dustcap
Photo of SL715 shot bottom to top, showing motor, backplate, basket, push connectors and gasket
Photo of SL715 profile shot back to front showing motor, push connectors, basket, gasket and surround
515e
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$269.00
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Photo of 15 inch 500 series subwoofer angled back to right to show motor, basket, and cone
Photo of 15 inch 500 series subwoofer angled right to show part of motor, surround, dustcap and cone
Photo of 15 inch 500 series subwoofer angled top to bottom to show motor, basket, surround, dustcap and cone
715f
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$449.00
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15 inch 715f subwoofer angled right showing motor coil basket and surround
15 inch 715f subwoofer with motor flat on surface, slightly angled showing surround cone and dust cap and logo
15 inch 715f subwoofer angled back showing motor basket and cone
9515L (ESP)
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9515L - 15 Inch 9500 Series Subwoofer - Photo angled right to show left, including dustcap, surround, basket, and motor boot with DD AUDIO trademark adorning.
9515L - 15 Inch, 9500 Series Subwoofer - Photo angled top to bottom showing surround, part of dustcap and cone, basket and motor boot with trademark DD AUDIO logo adorning.
9515L - 15 Inch 9500 Series Subwoofer - Photo angled back to front down right side, showing motor heatsink, boot, basket, leads, all adorned in trademark DD AUDIO embossing.
9915c
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$949.00
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9915c - 15 Inch 9900 Series Subwoofer - Photo angled right to show left, including dustcap, surround, basket, and motor boot with DD AUDIO trademark adorning.
9915C - 15 Inch, 9900 Series Subwoofer - Photo angled top to bottom showing surround, part of dustcap and cone, basket and motor boot with trademark DD AUDIO logo adorning.
9915C - 15 Inch 9900 Series Subwoofer - Photo angled back to front down right side, showing motor heatsink, boot, basket, leads, all adorned in trademark DD AUDIO embossing.
Z315 (ESP)
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Photo of Z315 from top to bottom to show surround, part of cone, dustcap, and logo, the basket, red anodized aluminum top plate, neo pillar motor and leads
Photo of Z315 profile shot to show surround, part of cone, dustcap, and logo, basket, red anodized aluminum top plate, the neo pillar motor and leads
Photo of Z315 shot back to front to show neo pillar motor, engraved backplate, red anodized aluminum top plate, basket, and leads
Photo of Z315 shot back to front to showengraved backplate, part of motor and basket
Z415 (ESP)
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Photo of Z415 from top to bottom to show surround, part of cone, dustcap, and logo, the basket, red anodized aluminum top plate, neo pillar motor and leads
Photo of Z415 profile shot to show surround, part of cone, dustcap, and logo, basket, red anodized aluminum top plate, the neo pillar motor and leads
Photo of Z415 shot back to front to show neo pillar motor, engraved backplate, red anodized aluminum top plate, basket, and leads

MODEL / SPECS

MODEL / SPECS

SL715

515e

715f

9515L (ESP)

9915c

Z315 (ESP)

Z415 (ESP)

Speaker Size (In)

15
15
15
15
15
15
15

Watts RMS

1000
700
1500
2500
3200
4000
6000

Peak Power

N/A
2100
4500
7500
9600
12000
18000

VCD (In)

3
3
3
3.35
4
3.35
4

Voice Coil Impedance

D2 / D4
D2 / D4
D2 / D4
D1 / D2
D1 / D2
D1 / D2
D1 / D2

Piston Diameter (In)

15
13
12.75
14 1/4
14.25
14 1/4
14 1/4

Fs (Hz)

27.7
29
30.25
39.03
34.32
N/A
N/A

Qms

6
6.2
7.353
6.915
6.551
N/A
N/A

Qes

0.73
0.89
0.6854
0.738
0.426
N/A
N/A

Qts

0.66
0.77
0.6269
0.666
0.400
N/A
N/A

BL (TM)

N/A
25
N/A
N/A
N/A
N/A
N/A

Vas (Ltr)

54.9
93.33
62.47
52.97
54.38
N/A
N/A

Xmech (MM)

40
30
100
92
62
N/A
N/A

Xmax (MM)

19
18
22
32
32
N/A
N/A

Frame OD (In)

15.375
15.02
15.375
16 5/8
16.62
16 5/8
16 5/8

Frame OD (MM)

391
N/A
N/A
N/A
N/A
N/A
N/A

Frame OD w/ Gasket (In)

15.5
15.4
15.563
16 3/4
16.75
16 3/4
16 3/4

Frame OD w/ Gasket (MM)

394
N/A
N/A
N/A
N/A
N/A
N/A

Mounting Diameter (In)

13.875
13.89
13.875
15 3/16
15.19
15 3/16
15 3/16

Mounting Diameter (MM)

352
N/A
N/A
N/A
N/A
N/A
N/A

Mounting Depth (In)

6.75
7.32
9.375
10 3/8
10.31
12 1/8
12 1/8

Mounting Depth (MM)

172
N/A
N/A
N/A
N/A
N/A
N/A

Motor Diameter (In)

6.7
7
7.562
9 5/16
10.31
9
10

Motor Diameter (MM)

170
N/A
N/A
N/A
N/A
N/A
N/A

Motor Depth (In)

2.5
2.5
4
4 5/8
4.56
5 5/8
5 5/8

Motor Depth (MM)

63.5
N/A
N/A
N/A
N/A
N/A
N/A

Magnet Weight (Oz)

N/A
120
N/A
N/A
N/A
N/A
N/A

Displacement (CuFt)

0.09
0.1
0.22
0.37
0.4
0.36
N/A

Displacement (Ltr)

2.55
N/A
N/A
N/A
N/A
N/A
N/A

Sealed Enclosure (CuFt)

1.25 - 2.5
N/A
N/A
N/A
N/A
N/A
N/A

Sealed Enclosure (Ltr)

25.4 - 70.8
N/A
N/A
N/A
N/A
N/A
N/A

Ported Enclosure (CuFt)

1.75 - 2.75
3.0 - 5.0
3.0 - 6.0
3.0 - 6.0
3.0 - 6.0
3.0 - 6.0
N/A

Ported Enclosure (Ltr)

50 - 77.9
N/A
N/A
N/A
N/A
N/A
N/A

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