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Si-Tex MDA-3 Metadata Zero Loss AIS Antenna Splitter Class B

Manufacturer

Si-Tex

<h3>About SI-TEX Marine Electronics</h3><p><strong>SI-TEX Marine Electronics</strong> has been a trusted name on the water since 1975. Founded in Riverhead, New York, the company has spent over five decades engineering rugged, reliable marine electronics for a wide range of vessels — from hardworking commercial boats and sportfishing yachts to inshore skiffs, power cruisers, and sailing vessels. For over 50 years, SI-TEX has delivered rugged, reliable marine electronics built to perform where it counts — on the water, earning the trust of commercial captains, sportfishermen, cruisers, and sailors around the world.</p><h3>A Full Spectrum of Marine Electronics</h3><p>SI-TEX&apos;s lineup covers the full spectrum of modern marine electronics — professional-grade radar, high-performance echosounders, advanced MFD chartplotter/sounder/radar systems, precision GPS navigation, heading sensors, autopilots, VHF communications, and more. Whether you&apos;re marking a waypoint offshore or threading a tight inlet channel in low visibility, SI-TEX builds tools that deliver dependable performance in demanding conditions.</p><p>At the heart of the SI-TEX lineup are their Fishfinders, GPS &amp; Chartplotters — multifunction display systems that combine high-resolution sonar with full-featured electronic charting. SI-TEX charting systems are ideal for boaters who want professional-grade fishfinding with full-featured electronic charting capabilities. Models like the NavPro series offer bright touchscreen displays, integrated sounders, and preloaded coastal charts — bringing serious capability to vessels of all sizes.</p><p>For mariners who rely on situational awareness at sea, SI-TEX&apos;s <a href="/11288-si-tex-simrad-radars-autopilots-200957">Radars &amp; Autopilots</a> provide peace of mind in any conditions. SI-TEX radars are offered in different series such as the T-900 and T-2000 — the T-900 boasting sophisticated Hyper-Digital Processing (HDP) technology for improved target discrimination and detection. The SI-TEX autopilots category includes electronic modules, autopilot pumps, and mechanical drives with a built-in rudder angle sensor.</p><p>Rounding out the ecosystem, SI-TEX&apos;s Navigation Parts &amp; Accessories, <a href="/201013-steering-parts-accessories-si-tex-11288">Steering Parts &amp; Accessories</a>, and <a href="/200363-electronics-parts-accessories-si-tex-11288">Electronics Parts &amp; Accessories</a> ensure that every component of your onboard navigation system works in harmony — from transducers and GPS antennas to heading sensors and mounting hardware.</p><h3>Built-In Reliability and Support</h3><p>Every SI-TEX product is backed by a 2-Year Warranty and supported by their Long Island, New York-based Service Department, delivering the kind of customer care only a seasoned, hands-on team can provide. Known for practical innovation, SI-TEX products are designed with intuitive interfaces and straightforward installation, and are built with rugged marine-grade construction to withstand harsh environments including saltwater, vibration, and weather exposure.</p><p>Whether you&apos;re outfitting a new vessel or upgrading an aging helm, SI-TEX offers a comprehensive selection of marine electronics that balances professional-grade performance with real-world value — a combination that has kept mariners loyal to the brand for generations.</p>

Part Number

MDA-3
09/12/2036 5:30 PM
Sale Price

$310.28

In Stock (5)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Si-Tex MDA-3 Metadata AIS Zero Loss Antenna Splitter enables full VHF communications and AIS send/receive functionality through a single antenna connection. This sophisticated splitter is specifically designed for use with Class B AIS transceivers, delivering optimum performance for both AIS and VHF radio operation in all marine conditions.

Key Features:

  • Zero loss design maintains existing VHF reception range and performance
  • Clear Call Routing (CCR) technology ensures VHF emergency call priority
  • Compact waterproof module (5.5" x 3.9" x 1.9") with IPx7 rating for flexible mounting
  • Continues full-performance operation even during power failure
  • Compatible with FM broadcast reception
  • Silent mode switch input for flexible operation

Technical Specifications:

  • Power input: 12 to 24V DC
  • Power consumption: 150mA at 12VDC, less than 2W average
  • Waterproof rating: IPx7
  • Dimensions: 5.5" x 3.9" x 1.9"

Included Components:

  • MDA-3 antenna splitter module
  • 2-meter power and FM cable
  • 1-meter accessory cable
  • User manual and quick start guide
  • Product CD
  • Mounting screws

The advanced electronics in this rugged splitter ensure no signal loss, making it an ideal solution for vessels requiring both VHF and AIS functionality without compromising performance or safety.

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