Description
Hertz SV 165.1 – 6.5″ SPL Midrange Car Speaker (400W Peak)
Hertz SV 165.1 – High-Efficiency SPL Midrange Speaker for Extreme Output
The Hertz SV 165.1 is a professional 6.5-inch (165 mm) SPL midrange car speaker engineered for extreme sound pressure levels, exceptional efficiency, and outstanding reliability. As part of the Hertz SPL Show series, it delivers powerful, crystal-clear vocals and dynamic midrange reproduction even at very high listening volumes.
Featuring 400W peak power, 97 dB sensitivity, and a 100 Hz – 10 kHz frequency response, the SV 165.1 is the perfect choice for SPL builds, competition vehicles, and high-output daily audio systems.
Built for Maximum SPL Performance
Designed specifically for high-output applications, the SV 165.1 combines high efficiency with exceptional durability.
Key features include:
- 6.5″ (165 mm) SPL midrange speaker
- 400W peak power handling
- 97 dB high sensitivity
- 4 Ohm impedance
- Wide midrange frequency response
Heavy-Duty Construction
The SV 165.1 features a rugged mechanical design capable of handling demanding SPL applications.
Benefits include:
- Excellent durability under extreme conditions
- Stable performance at high volume levels
- High mechanical strength
- Designed for competition-grade systems
38 mm Copper Voice Coil
A 38 mm (1.5″) copper voice coil wound on a dual-layer KSV former provides outstanding thermal and mechanical stability.
Advantages:
- Superior heat dissipation
- High power handling capability
- Reduced distortion
- Reliable long-term performance
Ultra-Light Pressed Paper Cone
The lightweight pressed paper cone with a matching paper dust cap delivers fast transient response and natural midrange reproduction.
Benefits include:
- Clear and natural vocals
- Excellent efficiency
- Fast, accurate response
- Lightweight moving assembly
Double-Wave Cloth Surround
The double-wave damped cloth surround allows greater cone excursion while maintaining excellent linearity under high-power operation.
This results in:
- Higher SPL capability
- Lower distortion
- Improved durability
- Excellent dynamic performance
Key Features
- Professional SPL midrange speaker
- 6.5″ (165 mm) driver
- 400W peak power handling
- 97 dB sensitivity
- 38 mm copper voice coil
- Dual-layer KSV voice coil former
- Ultra-light pressed paper cone
- Double-wave cloth surround
- High-density ferrite magnet
- Designed for extreme SPL applications
Recommended Applications
The Hertz SV 165.1 is ideal for:
- SPL competition systems
- High-output car audio builds
- SQL installations
- Professional sound systems
- Front door midrange upgrades
- Multi-speaker SPL setups
Technical Specifications
| Specification | Value |
|---|---|
| Speaker Type | SPL Midrange |
| Size | 165 mm (6.5″) |
| Peak Power | 400 W |
| Impedance | 4 Ω |
| Frequency Response | 100 Hz – 10 kHz |
| Sensitivity | 97 dB |
| Voice Coil | 38 mm (1.5″) Copper |
| Magnet | High-density Ferrite |
| Cone Material | Ultra-light Pressed Paper |
Why Choose the Hertz SV 165.1?
The Hertz SV 165.1 is engineered for enthusiasts who demand maximum output without sacrificing sound quality. Its high-efficiency design, robust construction, oversized 38 mm voice coil, and ultra-light cone deliver powerful, accurate midrange performance even under extreme SPL conditions.
Whether you’re building a competition vehicle or upgrading a high-performance daily driver, the SV 165.1 provides the output, clarity, and reliability that the Hertz SPL Show series is known for.
Upgrade Your SPL Audio System
Experience explosive output, crystal-clear vocals, and professional-grade reliability with the Hertz SV 165.1. Designed for serious car audio enthusiasts, it delivers the performance needed to take any high-output sound system to the next level.

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