SI-TEX MDA-5 Hi-Power 5W SOTDMA Class B AIS Transceiver w/Built-In Antenna Splitter Long Range Wi-Fi

The MDA-5 Hi-Power 5W SOTDMA Class B AIS Transceiver is the pinnacle of marine navigation technology, designed to provide exceptional transmission power, seamless connectivity, and unmatched durability for boating enthusiasts and professionals alike. Whether navigating crowded harbors or cruising the open waters, the MDA-5 ensures your vessel remains visible and connected at all times.

FCC Compliance and Programming

As the FCC requires all units sold in the US to be programmed by a qualified technician, please submit the form below for programming at the time of purchase. A copy of the MMSI registration or FCC Ship Station License is required, along with the vessel master or owner's signature on the completed programming form.

Download Programming Form

Features

• Advanced Transmitter: The MDA-5 boasts a 5-Watt transmitter power, ensuring your vessel is visible at extended ranges to both nearby vessels and AIS websites.
• SOTDMA Class A Prioritization: Guarantees your vessel's transmissions are prioritized in congested commercial harbors and ports, unlike traditional Class B units.
• Integrated Antenna Splitter: Features a zero-loss VHF antenna splitter, eliminating the need for a second antenna.
• Long Range Wi-Fi: Built-in 802.11 b/g/n Wi-Fi enables the unit to send AIS and position data to any connected Wi-Fi devices.
• Smart Connectivity: Includes NMEA-0183 data port, NMEA-2000, and USB ports for seamless integration with all bridge systems.
• Integrated Navigation: Equipped with built-in GPS and GLONASS satellite navigation receivers for precise positioning.
• Durable Construction: Waterproof certified to IPX7, ensuring reliable performance in harsh marine environments.
• Dual Receivers: Capable of decoding all DSC and AIS messages, including MOB and SART, enhancing safety.
• Energy Efficient: Engineered for ultra-power efficiency, minimizing power consumption without compromising performance.
• Certifications: Complies with IEC-62287-2, FCC, and USCG standards for guaranteed quality and reliability.
• Warranty: Comes with a 2-year warranty for peace of mind.

Package Includes

• Commercial Grade External GPS Antenna with Coax Cable
• Mounting Hardware
• Power & Data Interface Cable
• VHF Radio Connection Cable
• Product Information DVD, featuring ProAis2 Software for Programming & Troubleshooting
• User Manual & Quick Start Guide

Specifications

Feature	Details
Transmitter Output Power	5 Watts
VHF Antenna Connector	SO-239 UHF
GPS Antenna Connector	TNC
Frequency Range	156.025-162.025 MHz
Input Voltage	9.6-31.2 VDC
Current Draw	220mA average power consumption
Operating Temperature Range	-25°C to +55°C
Ingress Protection	IP67
Dimensions (Transceiver)	6.8" W x 5.0" H x 2.0" D
Weight	0.8 lbs.
AIS Class	B
GPS Included	Yes
Function	Receive/Transmit
Display Included	No
Antenna Included	No
Box Dimensions	5"H x 10"W x 14"L
Weight	3.5 lbs
UPC	010407510705

Warranty and Returns

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Additional Resources

• Quick Guide (PDF)
• Owner's Manual (PDF)

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.