Hertz 12" UNO 1000W Peak 4 ohm SVC Car Audio Subwoofer S-300-S4

• 30 cm (12’) S 300 S4 car audio subwoofer: Powerful deep bass in any installation
• Efficiency of 89.5 dB: Achieved with lightweight materials for cone and suspension
• Exclusive patented V-cone® system: Ensures maximum stiffness for low undistorted frequencies
• Optimized for reflex and sealed enclosures: Versatile installation options
• Resonance frequency of 33 Hz: Demonstrates Hertz R&D team's commitment to quality

Hertz 12" UNO 1000W Peak 4 ohm SVC Car Audio Subwoofer S-300-S4

This Listing Includes:

(1) UNO 100W Peak 4 ohm SVC Subwoofer

The 12" S 300 S4 car audio subwoofer, Uno's latest addition, delivers powerful deep bass with meticulous design. Featuring an 89.5 dB efficiency through lightweight materials like paper for the cone and high-density foam for the suspension, it achieves high sound pressures in the car compartment. The patented V-cone system ensures maximum stiffness for low undistorted frequencies even at high volume. Optimized for reflex and sealed enclosures with a low resonance frequency of 33 Hz, it showcases Hertz R&D team's commitment to quality. The pre-assembled ABS gasket enhances aesthetics for an appealing look upon installation.

Technical Specifications:

• Size mm (in): 300 (12)


• Power Handling - Continuous W: 250


• Power Handling - Peak W:  1000


• Impedance Ohm: 4


• No Filter Component: Uno subwoofer


• Voice Coil mm(in):  38 (1.5)


• Magnet size D x d x h mm (in): 134 x 45 x 34 (5.28 x 1.77 x 1.34)


• Weight of one component kg (lb):  3 (6.61)


• Magnet:  High density flux ferrite


• Cone:  Painted Pressed Paper Pulp


• Xmech mm (in): 15,1 (0.59)

Electro-acoustic Specifications:

• D mm: 258


• Xmax mm:  9,1


• Re Ohm:  3,6


• Fs Hz: 33


• Vas I: 82,2


• Mms g: 112


• Cms mm/N:  0,21


• BL T*m: 11,3


• Qts:  0,6


• Qes:  0,65


• Qms:  7,8


• Spl dB: 89,5

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