Description
Onwa Marine KMD-550 NMEA Distribution Box — Seanav Marine provides certified marine navigation and communication support for vessels worldwide.
ONWA KMD-550 Advanced NMEA Distribution — certified marine supply & attendance
The Onwa Marine KMD-550 NMEA Distribution Box is a highly capable device designed to handle up to 15 NMEA outputs, making it ideal for larger vessels with complex electronic systems. This distribution box efficiently manages and transmits NMEA data from various onboard devices, such as GPS, autopilots, and radars, ensuring that all systems operate with the latest navigational data. Built to withstand the harsh conditions of marine environments, the KMD-550 is constructed with durability and reliability in mind. Its large capacity and efficient performance make it an essential tool for vessels with extensive navigation and communication systems.
Why choose Seanav Marine
- Certified marine electronics engineers with gyro, radar, GMDSS, and bridge system expertise
- IMO, SOLAS, and class-society aligned installation, testing, and documentation
- 24/7 emergency breakdown support at 170+ UAE ports and nationwide coverage across all UAE commercial ports, anchorages, and offshore terminals
Service scope for marine navigation equipment
Seanav Marine supplies, installs, calibrates, and certifies marine navigation equipment systems for commercial fleets operating worldwide. We provide OEM parts, emergency breakdown cover, and class-society aligned test records.
Maritime expertise: Seanav Marine is a Dubai-headquartered NAVCOM specialist trusted by fleet operators for navigation and communication systems. Request support from our certified engineers: Contact Seanav Marine · Navigation services · Marine equipment.
Technical Specifications & Operational Standards
Review certified engineering parameters, electrical inputs, data protocols, and Class compliance standards for this unit:
| OEM Brand / Manufacturer | Onwa Marine |
|---|---|
| Model / Part Number | KMD-550 |
| Equipment Classification | Commercial Marine Navigation & Communication Spares |
| Operating Conditions | -15°C to +55°C Industrial Marine Deck / Wheelhouse Environment |
| Quality Standard | OEM Marine Grade, Factory Bench Verified Ahead of Dispatch |
| Stock & Port Logistics | Ready Stock for Immediate Vessel Supply across Mumbai, JNPT, Kandla, Cochin, Chennai & Visakhapatnam |
| In-the-Box Documentation | OEM Certificate of Conformance, Wiring Schematics, Installation & Operating Manual |
Seanav Marine maintains bonded warehouse spare parts inventory and factory-trained technical riding squads across all major Indian ports. Immediate dispatch available to vessel agents, ship chandlers, and technical managers at Mumbai, JNPT (Nhava Sheva), Kandla, Mundra, Cochin, Chennai, and Visakhapatnam (view all 400+ ports →).
GMDSS & Radio Survey resources
- GMDSS & Radio Survey overview
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Manufacturer documentation and compatibility
Select the exact model, hardware generation and document revision. Before ordering, confirm the equipment interfaces, power requirements, required approvals and included accessories against the applicable manufacturer documentation. Send nameplate photographs, the installed equipment details, vessel name, port and ETA with your enquiry.

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