KELVIN HUGHES CENTRAL ALARM PROCESSOR MDP A4 – Supply, Repair & Service by SEANAV
At SEANAV, we specialize in the supply, service, and repair of the KELVIN HUGHES Central Alarm Processor MDP A4—a critical component in integrated bridge systems and shipboard monitoring networks. Designed for reliable performance, this alarm processor ensures real-time data handling and alerts across multiple marine systems to maintain navigational safety.

What is the KELVIN HUGHES MDP A4 Alarm Processor?
The MDP A4 (Monitoring Data Processor) is used in bridge alert management systems to monitor, log, and prioritize alarms from radar, ECDIS, GPS, gyrocompass, and other connected marine equipment. With its compact design and modular interface, the MDP A4 simplifies alarm management while ensuring that the most critical alerts are delivered without delay.
SEANAV’s Expertise in MDP A4 Solutions
- Genuine MDP A4 units and spare parts supply
- Factory-trained repair and diagnostic services
- Onboard installation and calibration
- Software updates and firmware maintenance
- 24/7 technical support for global clients
Applications of Kelvin Hughes MDP A4
The MDP A4 is widely used in commercial vessels, naval fleets, and offshore platforms. Its reliable integration with navigation systems and bridge alert modules makes it a trusted solution for maintaining situational awareness and complying with IMO alert management regulations.

Frequently Asked Questions (FAQ)
1. What does the MDP A4 do?
The MDP A4 monitors and processes alarms from ship systems, ensuring timely notification and prioritization of critical alerts.
2. Is it compatible with other Kelvin Hughes equipment?
Yes, the MDP A4 is designed to work seamlessly with Kelvin Hughes radar, ECDIS, and bridge systems.
3. Can SEANAV repair faulty MDP A4 units?
Absolutely. SEANAV offers expert diagnostics and component-level repair services for MDP A4 units.
4. Does SEANAV provide replacement units?
Yes. We supply both new and refurbished MDP A4 units with warranty options.
5. How often should the MDP A4 be serviced?
Annual servicing is recommended, especially before major voyages or dry-dock inspections.
6. Is the MDP A4 IMO compliant?
Yes. It complies with IMO requirements for bridge alert management systems on SOLAS vessels.
7. Can you install it on existing bridge systems?
Yes. Our engineers can retrofit the MDP A4 into existing marine networks and ensure full functionality.
8. Do you offer global support?
Yes. SEANAV supports clients worldwide with remote diagnostics and onboard service where required.
9. Can software on the MDP A4 be updated?
Yes. SEANAV provides firmware and software updates as part of our service packages.
10. What are common MDP A4 issues?
Typical issues include communication faults, power failures, and system integration errors—most of which we can diagnose and fix.
11. How can I get a quote?
You can contact SEANAV or submit a service request form for a detailed quotation.
Why Choose SEANAV for MDP A4 Support?
With extensive experience in Kelvin Hughes systems, SEANAV delivers reliable MDP A4 alarm processor services to ensure uninterrupted operation on sea. Whether you require supply, repair, or replacement, we have the expertise and logistics to support your fleet anywhere in the world. Visit our Navigation Radar Installation and Calibration page to explore related services.