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Home » Products » Compression Driver » Voice Coil ⌀ 44mm
  • GT4442A
    Voice Coil ⌀:  1.75 inch  /  44.4mm
    Throat ⌀:   1 inch  /  25mm
    Magnet Material:  Strontium Ferrite
    Nom. Impedance:  8Ω
    Power Capacity: 60W 
    Mounting Type: Bolt-on
  • GT9044NC-1
    Voice Coil ⌀: Mid-range:3.5in(90mm) , High-range:1.75in(44.4mm)
    Throat ⌀:2.0in(50.8mm)
    Magnet Material: Neodymium N38SH
    Nom. Impedance: 8 or 16 Ω
    Power Capacity: 150W AES above 400Hz (Middle Range)  /  80W AES (High Range)
    Mounting Type: Bolt-on
  • GT4440NA
    Voice Coil ⌀:  1.75inch  /  44.4mm
    Throat ⌀:  1 inch  /  25mm
    Magnet Material:  Neodymium Ring
    Nom. Impedance:  8 Ω
    Power Capacity:  50W 
    Mounting Type:  Bolt-on
  • GT4440NC
    Voice Coil ⌀:  1.75inch  /  44.4mm
    Throat ⌀:  1 inch  /  25mm
    Magnet Material:  Neodymium Ring
    Nom. Impedance:  8 Ω
    Power Capacity:  50W 
    Mounting Type:  Bolt-on
  • GT4441EC
    Voice Coil ⌀:  1.75inch  /  44.4mm
    Throat ⌀:  1.0inch  /  25.4mm
    Magnet Material:   Ferrite Y-35
    Nom. Impedance:  8 Ω
    Power Capacity:  50W 
    Mounting Type:  Screw 1-3/8” / Bolt-on
  • GT9044NC
    Voice Coil ⌀: 3.5in/90mm(Mid)   1.75in/44.4mm(HF)
    Throat ⌀: 2.0inch  /  50.8mm
    Magnet Material:  Neodymium N38SH
    Nom. Impedance:  8Ω or 16Ω
    Power Capacity:   150W (Mid)   80W (HF)
    Mounting Type:  Bolt-on
  • GT9040
    Voice Coil ⌀: Mid-range:3.5in(90mm) , High-range:1.75in(44.4mm)
    Throat ⌀:2.0in(50.8mm)
    Magnet Material:  Strontium Ferrite
    Nom. Impedance: 8 or 16 Ω
    Power Capacity: 100W AES above 400Hz (Middle Range) 50W AES (High Range)
    Mounting Type: Bolt-on

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
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