Discontinued SW Subwoofers


SLW8A 8″ Shallow Mount Subwoofer


Features

The SLW8A is a shallow mount 8” subwoofer with a mounting depth of only 3”. It comes in a dual 2-ohm and dual 4-ohm configuration with a 1.5” voice coil. The SLW8A subwoofer is infinite baffle capable and can be used for door or parcel shelf subwoofers.

The paper cone and dust cap provides tight bass response and aids the pole vent with cooling to ensure reliability. Push terminals are provided to ensure a secure connection.


Physical Specifications

Overall Diameter (inches)8.5
Mounting Diameter (inches)7.25
Mounting Depth (inches)3
Displacement0.02 ft3
Cone MaterialNon-Pressed Paper
Dust CapPoly
Frequency Range (Hz)40-100
Voice Coil Diameter1.5”
Net Weight (lbs)6

Recommended Enclosures

For musical listening, a 0.2 cu. ft. (6 litres) net sealed enclosure is recommended. The SLW8A is also recommended for IB applications.

For higher output, a 0.5 cu. ft. (14 litres) net ported enclosure tuned to 45Hz is recommended.

When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers, and use two ports (as specified above) per subwoofer.


T/S Parameters

Fs (Hz)47.9
Qms2.306
Qes0.890
Qts0.642
Vas (Litres)11.595
Xmax (mm)6
SPL 1W/m (db)83.4
Continuous Power (W)150
Re (Ω)4.2
Le (mH)7.13
BL8.59

Usage Guidelines

  • Use the recommended power and enclosures for the most reliable operation
  • Use a subsonic filter with recommended ported enclosures.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.

Product Gallery

Product Manual Download

SW6.5B 6.5″ 250W Subwoofer


Features

The SW series of subwoofers is a powerful 250-500W car audio low frequency subwoofer driver range, available in a dual 2-ohm and dual 4-ohm configuration. It features a high quality double stacked Y35 thick magnet assembly and a 2” high power coil which delivers tremendous low frequency output in compact enclosures.

The paper cone and dust cap provides tight bass response and aids the pole vent with cooling to ensure reliability. Solder pads are provided to ensure a secure connection.


Physical Specifications

Overall Diameter (inches)6.75
Mounting Diameter (inches)6.0
Mounting Depth (inches)4.125
Displacement0.03 ft3
Cone MaterialNon-Pressed Paper
Dust CapPoly
Frequency Range (Hz)40-100
Voice Coil Diameter2”
Net Weight (lbs)10

Recommended Enclosures

For musical listening, a 0.59 cu. ft. (17 litres) net sealed enclosure is recommended.

For higher output, a 1.25 cu. ft. (35 litres) net ported enclosure tuned to 35Hz

When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers, and use two ports (as specified above) per subwoofer.


T/S Parameters

Fs (Hz)56.0
Qms3.414
Qes0.468
Qts0.412
Vas (Litres)4.54
Xmax (mm)8.5
SPL 1W/m (db)84.2
Continuous Power (W)250
Re (Ω)4.0
Le (mH)7.13
BL12.469

Usage Guidelines

  • Build rigid enclosures using ¾” MDF or thicker.
  • Chamfer the inside diameter of the ¾” MDF for the enclosure’s baffle.
  • Use the recommended power and enclosures for the most reliable operation
  • Use a 33Hz subsonic filter with the recommended ported enclosure.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.
  • Use the recommended power and enclosures for the most reliable operation
  • Use a subsonic filter with recommended ported enclosures.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.

Product Gallery

Product Manual Download

Elektra Mobile Audio – Reference Subwoofers

SW8B 8″ 300W Subwoofer


Features

The SW series of subwoofers is a powerful 300-500W car audio low frequency subwoofer driver range, available in a dual 2-ohm and dual 4-ohm configuration. It features a high quality double stacked Y35 thick magnet assembly and a 2” high power coil which delivers tremendous low frequency output in compact enclosures.

The paper cone and dust cap provides tight bass response and
aids the pole vent with cooling to ensure reliability. Push terminals
are provided to ensure a secure connection.


Physical Specifications

Overall Diameter (inches)8.5
Mounting Diameter (inches)7.125
Mounting Depth (inches)5
Displacement0.03 ft3
Cone MaterialNon-Pressed Paper
Dust CapPoly
Frequency Range (Hz)35-100
Voice Coil Diameter2”
Net Weight (lbs)12

Recommended Enclosures

For musical listening, a 0.2 cu. ft. (6 litres) net sealed enclosure is recommended.

For higher output, a 0.5 cu. ft. (14 litres) net ported enclosure tuned to 42Hz is recommended.

When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers, and use two ports (as specified above) per subwoofer.


T/S Parameters

Fs (Hz)43.3
Qms4.195
Qes0.458
Qts0.413
Vas (Litres)8.472
Xmax (mm)9
SPL 1W/m (db)83.6
Continuous Power (W)300
Re (Ω)4.2
Le (mH)7.13
BL15.46

Usage Guidelines


  • Use the recommended power and enclosures for the most reliable operation
  • Use a subsonic filter with recommended ported enclosures.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.

Product Gallery

Product Manual Download

Elektra Mobile Audio – Reference Subwoofers

SW10B 10″ 400W Subwoofer


Features

The SW series of subwoofers is a powerful 300-500W car audio low frequency subwoofer driver range, available in a dual 2-ohm or dual 4-ohm configuration. It features a high quality double stacked Y35 thick magnet assembly and a 2” high power coil which delivers tremendous low frequency output in compact enclosures.

The paper cone and dust cap provides tight bass response and aids the pole vent with cooling to ensure reliability. Push terminals are provided to ensure a secure connection.


Physical Specifications

Overall Diameter (inches)10.25
Mounting Diameter (inches)9.125
Mounting Depth (inches)5.375
Displacement0.04 ft3
Cone MaterialNon-Pressed Paper
Dust CapPoly
Frequency Range (Hz)32-100
Voice Coil Diameter2”
Net Weight (lbs)13

Recommended Enclosures

For musical listening, a 0.59 cu. ft. (17 litres) net sealed enclosure is recommended.

For higher output, a 1.25 cu. ft. (35 litres) net ported enclosure tuned to 35Hz

When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers, and use two ports (as specified above) per subwoofer.


T/S Parameters

Fs (Hz)41.1
Qms3.431
Qes0.562
Qts0.483
Vas (Litres)19.26
Xmax (mm)9
SPL 1W/m (db)85.6
Continuous Power (W)400
Re (Ω)4.2
Le (mH)7.13
BL15.61

Usage Guidelines

  • Build rigid enclosures using ¾” MDF or thicker.
  • Use two layers of ¾” MDF for the enclosure’s baffle.
  • Use the recommended power and enclosures for the most reliable operation
  • Use a 33Hz subsonic filter with the recommended ported enclosure.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.
  • Use the recommended power and enclosures for the most reliable operation
  • Use a subsonic filter with recommended ported enclosures.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.

Product Gallery

Product Manual Download

Elektra Mobile Audio – Reference Subwoofers

SW12B 12″ 500W Subwoofer


Features

The SW series of subwoofers is a powerful 300-500W car audio low frequency subwoofer driver range, available in a dual 2-ohm and dual 4-ohm configuration. It features a high quality double stacked Y35 thick magnet assembly and a 2” high power coil which delivers tremendous low frequency output in compact enclosures.

The paper cone and dust cap provides tight bass response and aids the pole vent with cooling to ensure reliability. Push terminals are provided to ensure a secure connection.


Physical Specifications

Overall Diameter (inches)12.375
Mounting Diameter (inches)11.125
Mounting Depth (inches)5.875
Displacement0.05 ft3
Cone MaterialNon-Pressed Paper
Dust CapPoly
Frequency Range (Hz)30-100
Voice Coil Diameter2”
Net Weight (lbs)14

Recommended Enclosures

For musical listening, a 1.0 cu. ft. (28 litres) net sealed enclosure is recommended.

For higher output, a 1.5 cu. ft. (42 litres) net ported enclosure tuned to 35Hz

When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers, and use two ports (as specified above) per subwoofer.


T/S Parameters

Fs (Hz)37.95
Qms3.609
Qes0.626
Qts0.534
Vas (Litres)39.89
Xmax (mm)9
SPL 1W/m (db)87.3
Continuous Power (W)500
Re (Ω)4.2
Le (mH)7.13
BL15.77

Usage Guidelines

  • Use the recommended power and enclosures for the most reliable operation
  • Use a subsonic filter with recommended ported enclosures.
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.

SW12A 12″ 500W Subwoofer

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Features

The SW12A is a powerful 500W 12” car audio low frequency subwoofer driver, available in a single 4 ohm configuration.  It features a high quality 1” thick magnet assembly and a 2” high power coil which delivers tremendous low frequency output in compact enclosures.

The aluminum cone and dust cap provides tight bass response and aids the pole vent with cooling to ensure reliability. Push terminals are provided to ensure a secure connection.


Physical Specifications

Overall Diameter (inches)12.25
Mounting Diameter (inches)11.25
Mounting Depth (inches)5.63
Cone MaterialAluminum
Dust CapAluminum
Frequency Range (Hz)25-150
Voice Coil Diameter2”
Net Weight (lbs)18

Recommended Enclosures

For musical listening, a 1 cu. ft. (28 litres) net sealed enclosure is recommended.

For higher output, a 1.75 cu. ft. (49 litres) net ported enclosure with a single 4” diameter port, 10” long is recommended.

When using multiple subwoofers in a common enclosure, multiply the required volume by the number of subwoofers. Additionally, in the case of ported enclosures, use one port (as specified above) per subwoofer.


T/S Parameters

Fs (Hz)29.8
Qms8.83
Qes0.62
Qts0.58
Vas (Litres)49.2
Xmax (mm)18
SPL 1W/m (db)85.1
Continuous Power (W)500
Re (Ω)4
Le (mH)2.74
BL14.8

Usage Guidelines

  • Build rigid enclosures using 3/4” MDF or thicker.
  • Use the recommended power and enclosures for the most reliable operation
  • Use a 33Hz subsonic filter with the recommended ported enclosure.
  • Do not touch the cone while the speaker operates as this damages the cone
  • Ensure that all enclosures are securely fastened to the car before driving to prevent damage occupants or equipment.

Product Gallery

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