Description
Included in this kit
This bundle includes 2x Hertz HMX 7.7 S-LD-G – 7.7" Hi-End LED Marine Coaxial Speakers, 200W Peak, 4Ω, IP65 Water-Resistant, Sport Grille, UV & Salt Fog Certified.
2x Hertz HMX 7.7 S-LD-G – 7.7" Hi-End LED Marine Coaxial Speakers, 200W Peak, 4Ω, IP65 Water-Resistant, Sport Grille, UV & Salt Fog Certified - (HMX-7.7-S-LD-G)
Hertz HMX 7.7 S-LD-G – Premium 7.7" LED Marine Coaxial Speakers (Pair)
The Hertz HMX 7.7 S-LD-G marine coaxial speakers deliver premium sound and unmatched durability for open-water listening. Featuring a sport-style, paintable grille with integrated LED lighting, these speakers provide high-quality audio with a modern, customizable look. Engineered with Hertz Pure Marine Certified construction, they are ready to perform season after season in the harshest marine environments.
Marine-Grade Construction
- IP65 Certified – Resistant to water and dust ingress.
- UV Resistance – ASTM-D4329 compliant for long-term exposure to sunlight.
- Salt Fog Resistance – ASTM-B117 compliant for corrosion protection in marine conditions.
- Gold-Plated Terminals – Corrosion-resistant for optimal signal transfer.
Audio Performance
- Component Type: Hi-End LED Coaxial
- Woofer: 7.7" (196 mm) polypropylene cone with UV inhibitors and co-molded Santoprene surround
- Tweeter: 1.4" (36 mm) neodymium magnet with PEI dome, faceplate, and acoustic lens for best off-axis dispersion
- Woofer Voice Coil: 1.26" (32 mm)
- Tweeter Voice Coil: 0.8" (20 mm)
- Woofer Magnet: High-density flux ferrite – 3.54" x 1.57" x 0.79" (90 x 40 x 20 mm)
- Tweeter Magnet: Neodymium – 0.78" x 0.12" (19.7 x 3 mm)
- Frequency Response: 45 Hz – 25 kHz
- Sensitivity: 91 dB SPL
- Xmech: ±0.33" (±8.5 mm)
- Xmax: 6 mm
- Re: 3.3 Ω
- Fs: 60 Hz
- Le: 0.56 mH
- Vas: 12.50 liters
- Mms: 22 g
- Cms: 0.32 mm/N
- BL: 6 T*m
- Qts: 0.72
- Qes: 0.76
- Qms: 11.8
Power Handling
- Continuous Power: 100 W RMS
- Peak Power: 200 W
- Nominal Impedance: 4 Ω
Design & Features
- Sport-style, sound-transparent grille for efficient high-frequency transfer
- Paintable grille for custom aesthetics
- Built-in LED lighting for visual enhancement
- Aramid fiber spider with silicone-insulated lead wires
- Sealed built-in crossover with resettable solid-state tweeter protection
- Optimized for infinite baffle applications
Physical Specifications
- Mounting Depth: 4.4" (113 mm)
- Overall Dimensions (W x H x D): 17.87" x 8.98" x 5.79" (454 x 228 x 147 mm)
- Weight (Each): 11.70 lbs (5.31 kg)
Sold as a Pair.