Seanav Marine
Maritime Engineering Journal Class Compliance Review

R4 DGPS NAVIGATION SENSOR

⏱️ 5 min read

marine navigation marine service sensor — Seanav Marine provides certified marine navigation and communication support for vessels worldwide.

R4 DGPS NAVIGATION — certified service at SENSOR

The R4 DGPS marine-speed-log seanavindia/navigation/" Navigation Sensor enhances GPS signal accuracy by using differential correction signals. This technology ensures precise location data for vessels, even in remote and challenging environments where regular GPS signals may not be reliable. The R4 sensor integrates seamlessly into navigation systems, offering real-time data that can guide vessels safely through waters. Regular maintenance and calibration of the sensor are essential to maintain optimal performance, especially in changing environmental conditions like rough seas or heavy rain. It plays a critical role in maritime safety, providing accurate positioning data crucial for route planning, collision avoidance, and navigation in congested waters. Our team delivers marine navigation marine service sensor for R4 DGPS NAVIGATION with survey-ready documentation.

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

Seanav Marine supplies, installs, calibrates, and certifies marine navigation 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.

Reviewed by Verified Maritime Technical Authority

Seanav Technical Engineering Board

Lead Marine Electronics Technical Superintendent

Senior technical marine electronics engineering board coordinating statutory SOLAS Chapter IV/V radio surveys, gyro compass overhauls, VDR APT certifications, and 24/7 technical riding squads across 170+ Indian commercial ports.

🛡️ SOLAS Marine Navigation & Communication Maintenance
🛡️ MCA Approved Magnetic Compass Adjustment Network
🛡️ GMDSS General Operator Certificate (GOC) Standards
🛡️ Surveys for All IACS & Non-IACS Classes via Channel Partners

🚨 24/7 Port & Anchorage Technical Dispatch

Calling at an Indian Port? Need Immediate Attendance or Spares?

Our factory-trained marine electronics and automation engineers board vessels calling at Indian major gateways within 2–4 hours (subject to berth clearance, harbor launch availability, and port security passes) with OEM spares:
JNPT (Nhava Sheva),
Mumbai,
Kandla,
Mundra,
Cochin,
Chennai,
Vizag, and
Paradip.
Statutory Class surveys coordinated for all IACS & Non-IACS classes through accredited channel partners across India.

📞 Call Duty Engineer: +91 75492 76285
⚡ Request Attendance Quotation →