Hertz HEX 6.5 S-LD-G 6.5" RGB Marine Coaxial Speakers, 50W RMS, 4Ω, Gray, Pair

Hertz HEX 6.5 S-LD-G is a 6.5-inch two-way marine coaxial speaker set designed for boat audio systems that need durable full-range performance, integrated RGB LED lighting, and gray sport-style grilles. The S-LD-G part number identifies the Sport grille, LED-equipped, Gray version in the HEX marine speaker line. Sold in pairs.

The HEX 6.5 S-LD-G is engineered for marine use with UV-resistant materials, corrosion-resistant components, and a compact mounting profile. It combines a polypropylene woofer cone, Santoprene surround, and a dedicated tweeter assembly for detailed full-range sound in open-air marine environments.

Key Performance Features

• 6.5-inch 2-way marine coaxial speakers with integrated RGB LED lighting
• Gray sport grilles for marine and powersports installations
• 50 watts RMS continuous power handling
• 100 watts peak power handling
• Compact 85 mm mounting depth for easier installation
• Polypropylene woofer cone for marine durability
• Santoprene surround for long-term environmental resistance
• Dedicated tweeter for detailed high-frequency output
• Engineered for open-water marine applications

System Architecture

• Type: 2-way marine coaxial speakers
• Application: Full-range marine audio systems
• Nominal Impedance: 4 Ω
• System Role: Full-range coaxial speaker for exposed marine environments
• Active vs Passive: Passive coaxial design
• Lighting: Integrated RGB LED illumination

Power Handling / Output

• Continuous (RMS): 50 W
• Peak: 100 W
• Frequency Response: 50 Hz – 23 kHz

Driver / Construction

• 165 mm (6.5") marine coaxial woofer
• Polypropylene woofer cone
• Co-molded Santoprene surround
• 25 mm (1") woofer voice coil
• 24 mm (0.9") tweeter diaphragm
• 13 mm (0.5") tweeter voice coil
• High-density flux ferrite woofer magnet
• Neodymium tweeter magnet
• Gray sport grille with integrated LED design

Installation Use Cases

• Boat audio systems needing durable 6.5-inch full-range speakers
• Marine installations where gray sport grilles match the vessel styling
• Systems requiring integrated RGB LED speaker lighting
• Open-air applications exposed to marine conditions
• Upgrades where shallow mounting depth is beneficial

Technical Specifications

• Brand: Hertz
• Series: HEX
• Model: HEX 6.5 S-LD-G
• Product Type: 2-Way Marine Coaxial Speakers with RGB LEDs
• Grille Style/Color: Sport Gray
• Size: 165 mm (6.5")
• Impedance: 4 Ω
• Power Handling (RMS): 50 W
• Power Handling (Peak): 100 W
• Frequency Response: 50 Hz – 23 kHz
• Mounting Depth: 85 mm (3.25")
• Tweeter Diaphragm: 24 mm (0.9")
• Woofer Voice Coil Diameter: 25 mm (1")
• Tweeter Voice Coil Diameter: 13 mm (0.5")
• Woofer Magnet Size: 85 x 32 x 15 mm (3.35 x 1.26 x 0.59")
• Tweeter Magnet Size: 12.9 x 2 + 11 x 1.9 mm (0.51 x 0.08 + 0.43 x 0.07")

Identifiers & Packaging

• Manufacturer Part Number (MPN): HEX 6.5 S-LD-G
• UPC: 8018823135061
• Sold As: Pair (2 speakers)
• Quantity: 2 speakers

Why Buy From MCOR Automotive

• Authorized retailer for the brands we sell
• Marine and 12V system integration experience
• Accurate product data and expert support for speaker selection, amplifier matching, and clean marine audio system setup

Fitment, Installation & Warranty Notes

• Fitment Help: Need help confirming fitment, compatibility, amplifier matching, or installation parts? Use our Fit Guide or contact us through the chat button before ordering.
• Authorized Retailer: MCOR Automotive is an authorized Hertz retailer. Products purchased from MCOR include applicable manufacturer warranty coverage when installed and used according to manufacturer guidelines.