Haut-parleurs marins encastrables M3-650X-S-Gw - visuel officiel 1

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JL Audio

010-03063-00

JL Audio M3-650X-S-Gw flush-mount marine speakers

The JL Audio M3-650X-S-Gw 6.5-inch marine coaxial speakers deliver high-performance sound (60W RMS) and superior marine durability, with UV and salt fog resistance. Optimized for infinite baffle mounting, they feature RGB LED lighting for customizable onboard ambiance. Sold individually, no accessories included.

Retail priceBenefit from the professional rate

242,57€

242,57€ ~~269,99€~~

Tax included. Shipping calculated at checkout.

Available in stock

Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

thanks to our network of approved installers

Find an installer

Support service

Opt for additional installation assistance

Technical specifications

Speaker Diameter In	6.5
Led Lighting	Oui
Rgb Color Select	Yes
Mounting Diameter	158.75
IP rating	Water-resistant
Color	White
Source type	Marine speaker
Fixed Led Color Count	7
Grille Color	White
Led Power Voltage	12
Marine environment suitability	Yes
Mounting type	Flush-mounted
Screw Pilot Hole Size Fiberglass Thick	3.175
Screw Pilot Hole Size Fiberglass Thin	2.778
Speaker Type Channels	2 ways
Weight	2.81
Woofer Cone Material	Mica-filled injection-molded polypropylene

Detailed description

Designed for demanding marine environments, the JL Audio M3-650X-S-Gw 6.5-inch coaxial marine speakers deliver high-performance sound. These 2-way speakers feature injection-molded polypropylene cones with mica fillers and UV inhibitors, surrounded by a synthetic rubber surround, paired with a 0.75-inch (19 mm) pure silk dome tweeter specifically treated for marine use.

Audio performance and marine durability

With a continuous power handling of 60 Watts RMS and a peak power of 225 Watts, these speakers deliver a frequency response from 55 Hz to 25 kHz (± 3 dB) and a sensitivity of 89.5 dB at 1 W/1 m. The nominal impedance is 4 Ohms, with a recommended amplifier power of 20 to 120 Watts per channel. The design incorporates JL Audio’s Dynamic Motor Analysis (DMA) technology to optimize the motor’s dynamic behavior, improving output, bass extension, and power handling.

The marine-grade construction of these speakers exceeds industry standards for salt fog and UV exposure resistance, thanks to UV-resistant and corrosion-resistant polymer baskets and grilles. An advanced electronic tweeter protection circuit is included in the crossover networks, monitoring current and temporarily disconnecting the tweeter in case of overload, with automatic reset.

Integration

The M3-650X-S-Gw speakers are equipped with bright white sport grilles.

These speakers are optimized for infinite baffle operation (without a dedicated enclosure), requiring at least 57 liters (2 cubic feet) of space behind them for optimal low-frequency performance. Installation is simplified by a wide mounting flange with a 6-hole pattern, compliant with industry standards. The mounting depth is 70.6 mm (2.78 inches) and the cutout diameter is approximately 126.3 mm to 133.35 mm (4.972 to 5.25 inches). The outer frame diameter is 175 mm (6.90 inches).

Documentation

Type	Nom
	Gabarit de montage - Gabarit d'installation pour haut-parleurs marins JL Audio M3-650X (EN)
	Notice d'installation - Instructions d'installation pour haut-parleurs marins M3-650X (MUL)

Expert opinion

« Technical analysis of JL Audio M3-650X marine loudspeakers »

The JL Audio M3-650X-S-Gw marine speakers are a well-suited acoustic solution for nautical installations where visual integration and audio performance are priorities. Their "infinite-baffle" design is a major asset, allowing simplified installation without requiring a dedicated enclosure, provided there is sufficient air volume behind the speaker (approximately 57 litres). This feature makes them ideal for side panels, cabin ceilings, or cockpits where space for an enclosure is limited.

The robust materials, with UV- and corrosion-resistant polymer baskets and grilles, ensure longevity in a salty environment. The tweeter protection circuit guarantees reliability, particularly valuable during extended high-volume listening sessions. These speakers suit recreational boaters seeking clear, powerful sound capable of withstanding the elements.

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JL Audio M3-650X-S-Gw flush-mount marine speakers

242,57€

242,57€ ~~269,99€~~

Frequently Asked Questions

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What is the type of these marine speakers?

These are JL Audio M3 series flush-mount coaxial marine speakers. They are designed to deliver high-performance sound in marine environments.

What is the size of these speakers?

These speakers have a 6.5-inch woofer diameter.

Are these speakers waterproof?

Yes, this product is water-resistant. However, it must not be submerged or exposed to high-pressure water jets.

What type of grille do these speakers have?

These speakers are fitted with a white Sport-style grille.

What is the cone material of the woofer?

The woofer cones are made of injection-molded polypropylene filled with mica.

Is it recommended to have these speakers installed by a professional?

Yes, professional installation is recommended for this product. Installation requires appropriate tools and safety equipment.

What safety precautions should I take before installing the speakers?

Before installation, power off the audio system and disconnect the audio system battery. Additionally, before cutting or drilling, verify that there are no potential obstructions behind the mounting surfaces.

Where should I not install these speakers?

Do not install this product in an engine compartment or any other area exposed to extreme heat.

How to clean JL Audio M3 marine speakers?

To clean the speakers, use a mild soap and rinse them only with fresh water.

What is the recommended drilling diameter for mounting screws?

For fiberglass with a thickness of 0.125 inch (approximately 3.175 mm) or less, the recommended drill diameter is 7/64 inch (approximately 2.778 mm). For fiberglass with a thickness greater than 0.125 inch, the recommended drill diameter is 1/8 inch (approximately 3.175 mm).

How does the RGB LED lighting on these speakers work?

RGB LED lighting requires a separate 12V wiring harness for each speaker. Individual wires can be wired to achieve up to seven fixed LED colors. For adjustable LED control, an RGB lighting controller is required and sold separately.

Is additional protection required for LED lighting?

Yes, you must install a fast-blow inline fuse on the positive wire, at the power source end of the LED cable for each speaker. This protects the LEDs and the speaker from excessive electrical current.

What is the recommended fuse rating for the M3-650 LED speakers?

For M3-650 models, the recommended fuse rating for the LEDs is 150 mA.

Are these speakers suitable for all types of boats?

These speakers are designed for demanding marine environments. Ensure they are securely mounted to prevent damage or injury in harsh conditions.

Is it necessary to buy a separate controller for the LEDs?

Yes, if you want adjustable LED color control, an RGB lighting controller is required and sold separately. Without this controller, you can achieve up to seven fixed colors by wiring the individual wires.