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Hertz High Efficiency Compression Driver Tweeter - ST25KNEO

Quick Specs
  • Color : Black
  • RMS Power Handling : 50
  • Impedance (ohms) : 4
  • Size (inches) : 1.8
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Abt Model: ST25KNEO
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Your Price: $249.99
Your Shipping Zip Code: 20149
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  • Product Overview-

    Key Features

    • Powerful Neodymium Magnet Providing High Performance With Compact Size
    • Finite Element Method Optimized Phase-Plug And Loading Horn
    • Copper Clad Aluminium Ribbon
    • Extra-Light Aluminium Membrane To Maximize SPL
    • Black Finish

    Hertz ST25KNEO High Efficiency Compression Driver Tweeter

    NEO line bullet tweeters are a totally new project, lighter and more compact compared to the previous ST 25 and with superior performance thanks to the use of Neodymium N38 H for the motor units and a FEM (Finite Element Method) optimized driver/horn design. The “Kit” version, ST 25K Neo features metallic mesh grille and inline crossover filter included.


    • Powerful Neodymium magnet providing high performance with compact size.
    • FEM (Finite Element Method) optimized phase-plug and loading horn.
    • CCAR (Copper Clad Aluminium Ribbon) voice coil for unheard-of thermal and mechanical capability ready for an easy replacement with replacement body kit.
    • Extra-light aluminium membrane to maximize SPL with high current, screw terminals.
    • Body waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time.
    • “Kit” version with metallic mesh grille and inline crossover filter included.
    • Compact and lightweight, the new spl neo systems are extremely loud and do not fear nature elements for an unlimited fun in every condition!


    • Component: High Efficiency Compression Driver
    • Provided inline crossover: Hi-pass filter @ 9 kHz - 6 dB Oct.
    • Size mm (in.): 44 (1.8)
    • Power Handling - Peak W: 100 Hi-pass filtered @ 5 kHz - 12 dB Oct.
    • Impedance Ω: 4
    • Frequency response Hz: 3k ÷ 20k
    • Sensitivity dB SPL: 107
    • Voice coil Ø mm (in.): 25 (1)
    • Magnet: Neodymium
    • Cone/Dome: Aluminium

    Approximate Dimensions:

    • Height: 42.5"
    • Width: 11"
    • Depth: 10"

    Approximate Weight:

    • Shipping: 13 lbs

    Warranty Information:

    • Manufacturers Warranty(authorized online retailer): One Year Parts & Labor
    California customers: Proposition 65 WARNING
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