Eminence Speaker ALPHA-12A
12" Woofer for PA

OUR PART #  ALPHA-12A

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Recommended for professional audio mid-bass applications in a small sealed or medium vented enclosure.

Specification

Nominal Basket Diameter 12", 304.8mm

Nominal Impedance* 8 ohms

Power Rating**

Watts 150W

Music Program 300W

Resonance 49Hz

Usable Frequency Range 51Hz - 4.3kHz

Sensitivity*** 95.6dB

Magnet Weight 20 oz.

Gap Height 0.25", 6.35mm

Voice Coil Diameter 1.5", 38.1mm

Mounting Information

Recommended Enclosure Volume

Sealed 17-22.7 liters / 0.6-0.8 cu.ft.

Vented 56.6-113.3 liters / 2-4 cu.ft.

Driver Volume Displaced 108.9 cu.in. / 1.78 liters

Overall Diameter 12.26", 311.4mm

Baffle Hole Diameter 11.06", 280.9mm

Front Sealing Gasket Fitted as standard

Rear Sealing Gasket Fitted as standard

Mounting Holes Diameter 0.25", 6.4mm

Mounting Holes B.C.D. 11.71", 297.5mm

Depth 4.73", 120mm

Net Weight 5.3 lbs, 2.4 kg

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General Parts Questions

Question:
What do I do if my item still doesn’t work or has additional problems?
Answer: In most cases if your item has the same symptom or new symptoms it’s because the fault was originally misdiagnosed. Please be aware that we cannot be responsible for damages because of a misdiagnos......See more
Answer: In most cases if your item has the same symptom or new symptoms it’s because the fault was originally misdiagnosed. Please be aware that we cannot be responsible for damages because of a misdiagnosed fault, incorrect installation, or incorrect operation of your device.

If you’re not confident in your diagnosis it may be best to take your item to a qualified technician.

Question:
The part I purchased is defective or failed soon after my purchase. Does it have a warranty?
Answer: Possibly - some spare parts come with a warranty, typically with a shorter duration than the standard warranty for finished goods. In some cases manufacturers sell spare parts “as is” or won’t ......See more
Answer: Possibly - some spare parts come with a warranty, typically with a shorter duration than the standard warranty for finished goods. In some cases manufacturers sell spare parts “as is” or won’t consider an item eligible for return if the part isn’t installed by an authorized center.

If you’re concerned about the duration of a spare part warranty please contact us before placing your order. Be aware that if you install a part to repair an item that’s still under the manufacturer’s warranty you may void the warranty in your item by performing unauthorized repairs.

Question:
Can you help me diagnose my item?
Answer: In most cases it’s impractical to attempt a diagnosis without an item present along with the appropriate test equipment. If you’re not confident in your ability to diagnose the fault of your item;......See more
Answer: In most cases it’s impractical to attempt a diagnosis without an item present along with the appropriate test equipment. If you’re not confident in your ability to diagnose the fault of your item; it may be best to take your item to a qualified technician.
Question:
Am I ordering the correct part?
Answer: Check the product description to ensure your model is listed as compatible. Parts from the same manufacturer may seem compatible with your item but that isn’t always the case. If you find a ......See more
Answer: Check the product description to ensure your model is listed as compatible. Parts from the same manufacturer may seem compatible with your item but that isn’t always the case. If you find a part that appears to be a match for your item but your model isn’t listed - please contact us so we can confirm compatibility. It is possible that a part can fit more models than we have listed.

Parts appearance may vary from the original component depending on the manufacturer the vendor uses. Please be aware that we cannot be responsible for damages because of installation of an incorrect part. Unopened, uninstalled parts can be returned within 30 days.

Eminence Speaker ALPHA-12A
12" Woofer for PA

OUR PART #  ALPHA-12A

Product Information:

Recommended for professional audio mid-bass applications in a small sealed or medium vented enclosure.

Specification

Nominal Basket Diameter 12", 304.8mm

Nominal Impedance* 8 ohms

Power Rating**

Watts 150W

Music Program 300W

Resonance 49Hz

Usable Frequency Range 51Hz - 4.3kHz

Sensitivity*** 95.6dB

Magnet Weight 20 oz.

Gap Height 0.25", 6.35mm

Voice Coil Diameter 1.5", 38.1mm

Mounting Information

Recommended Enclosure Volume

Sealed 17-22.7 liters / 0.6-0.8 cu.ft.

Vented 56.6-113.3 liters / 2-4 cu.ft.

Driver Volume Displaced 108.9 cu.in. / 1.78 liters

Overall Diameter 12.26", 311.4mm

Baffle Hole Diameter 11.06", 280.9mm

Front Sealing Gasket Fitted as standard

Rear Sealing Gasket Fitted as standard

Mounting Holes Diameter 0.25", 6.4mm

Mounting Holes B.C.D. 11.71", 297.5mm

Depth 4.73", 120mm

Net Weight 5.3 lbs, 2.4 kg

Click to download

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