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GW21-125A

⌀ 21 inch     NEO
Nom. Impedance: 8Ω
Voice Coil ⌀: 125mm
Continuous Program: 4000W
Sensitivity: 97dB
Availability:

Nominal Diameter 

21'' / 530 mm

Nominal Impedance 

8 Ω

DC Resistance 

5 Ω

Nominal Power Handling AES 

2000 W

Continuous Power Handling

4000 W

Sensitivity 1W/1m²

97 dB

Frequency Range

30-1K Hz

Voice Coil Diameter 

125 mm

Winding Depth 

28 mm


F0

34 Hz

Re

5 Ω

Qes

0.34 

Qms

4.79

Qts

0.32

Vas

263.5 dm³

Sd

1600 cm²

Xmax

±15 mm

Xvar

mm

Mms

304 g

Bl

31.02 T.m

Le

1.34 mH


Overall Diameter

546 mm

Bolt Circle Diameter

520 mm

Baffle Cutout Diameter

493 mm

Total Depth

240 mm

Flange and Gasket Thickness

12 mm

Net Weight 

21.4 kg

No.of mounting holes

8

Mounting holes diameter

10 mm



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Ningbo BTL Audio

We are a producer maintaining production bases in Ningbo and Guangzhou, designs and manufactures high-quality PA loudspeakers.
We integrate forward-thinking design, stringent materials, precision testing, and automated production with skilled assembly to guarantee exceptional quality and reliability.
Trusted by top audio brands, we deliver field-proven driver solutions. This enables our clients to save time on sourcing and testing, capture market trends faster, and minimize post-sale issues.
Ultimately, we help partners, ensure superior quality, boost brand image, stand out, and build enduring brand reputations beyond short-term gains.

Contact Us

    +86-13456142388 / +86-15957486002
    13456142388 / 15957486002
   jackie.shen@btlaudio.com  / cicy.shi@btlaudio.com
   42 West of Shimi Road, Guanhaiwei Town, Cixi City, Zhejiang Province, China
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