Description
SAAB TECHNOLOGIES
R4 GPS NAVIGATION SENSOR
PN 7000 109-018
RAIM
SAAB TRANSPONDERTECH
The Saab TransponderTech R4 GPS Navigation Sensor is a precision positioning component designed to deliver reliable satellite-based navigation data within marine control system architectures. Featuring Receiver Autonomous Integrity Monitoring (RAIM) functionality, this sensor continuously validates the integrity of GPS signals, providing a critical layer of safety assurance for vessel navigation. It is suited for integration into onboard navigation and control systems where accurate, dependable position data is essential to safe and efficient vessel operation.
Key Features
✓ Equipped with RAIM (Receiver Autonomous Integrity Monitoring) to detect and flag GPS signal anomalies, supporting navigational integrity and safety compliance.
✓ Designed and manufactured by Saab TransponderTech, a recognised authority in maritime transponder and navigation sensor technology for professional marine applications.
✓ Compatible with Saab R4 series navigation and control system architectures; specific panel, controller, or system compatibility subject to confirmation based on vessel configuration.
✓ Intended for installation within protected navigation spaces or equipment enclosures typical of marine control system environments; exact mounting and environmental ratings subject to confirmation.
✓ Suitable as a direct replacement or service component within existing Saab R4 navigation system installations, helping to restore system accuracy and integrity monitoring capability.
Marine Applications
✓ Integrated into bridge navigation systems aboard commercial vessels, ferries, and offshore support vessels requiring continuous GPS positioning.
✓ Used within Saab TransponderTech navigation control architectures where validated GPS data feeds into broader vessel management or AIS systems.
✓ Applied in cargo vessels, tankers, and passenger ships where RAIM-capable GPS sensors support safe passage planning and port approach operations.
✓ Relevant to vessels operating under SOLAS navigation equipment requirements where GPS integrity monitoring is a key operational and regulatory consideration.
✓ Suitable for retrofit and upgrade projects where ageing GPS sensor components within an existing Saab R4 system require replacement to restore full navigation system performance.
Why Marine Engineers Choose
The Saab R4 GPS Navigation Sensor with RAIM is selected by marine engineers and navigation system technicians for its purpose-built design within the Saab TransponderTech ecosystem, offering a reliable, system-matched solution for maintaining navigational accuracy and signal integrity monitoring aboard commercial and professional vessels.
Ideal For
Commercial cargo vessels, tankers, passenger ferries, offshore support vessels, and any professional marine platform operating Saab TransponderTech R4 navigation or control systems requiring GPS sensor replacement or system upgrade.
Technical Support & Compliance
Remote troubleshooting guidance, installation support, testing and commissioning assistance, and system integration advice are available to help ensure correct fitment and operation of this GPS navigation sensor within your onboard control system — all subject to confirmation. To verify compatibility with your specific installation, buyers are encouraged to share nameplate photographs, the full part number, system model and software version details, relevant technical drawings, and vessel name or IMO number when enquiring. Scope of supply and configuration suitability are subject to confirmation based on the information provided.



