Navigators rely on a variety of electrical equipment to safely chart courses, monitor positions, and communicate effectively. From GPS units and radar displays to computers and communication devices, faulty equipment can compromise safety, delay operations, or create hazards.
PAT testing (Portable Appliance Testing) ensures all electrical devices used by navigators are safe, reliable, and compliant—allowing professionals to focus on accurate navigation without worrying about electrical risks.
What Is PAT Testing?
PAT testing is the process of inspecting electrical appliances to ensure they are safe to use. It involves:
- Visual inspection – checking plugs, cables, and devices for fraying, wear, or visible damage.
- Electrical testing – using specialist tools to detect hidden faults that could cause shocks, fires, or equipment failure.
Each item is labelled pass/fail, providing reassurance for both onboard and office safety.
Why PAT Testing Matters for Navigators
Even in controlled environments, electrical hazards can arise. PAT testing helps by:
- Protecting navigators and crew – reducing the risk of shocks, fires, or accidents.
- Ensuring uninterrupted operations – avoiding failures in GPS units, radar systems, or communication devices.
- Extending equipment lifespan – identifying minor faults before they become costly or dangerous.
- Supporting professionalism – demonstrating responsibility to employers, crew, and clients.
- Maintaining compliance – adhering to workplace safety standards in offices, ships, or vehicles.
What Equipment Should Navigators Get PAT Tested?
All electrical devices used in navigation offices or onboard vessels/vehicles should be included:
- GPS units, radar displays, and electronic charts
- Computers, laptops, and monitors
- Communication devices: radios, satellite phones, and VOIP systems
- Navigation lights, monitors, and alarms
- Extension leads, chargers, and portable equipment
Portable devices should be tested frequently, as handling, movement, and environmental exposure increase wear and risk.
How Often Should PAT Testing Be Done?
- Annually – for most office and onboard equipment.
- Every 6–12 months – for high-use or portable devices.
- Immediately – after visible damage, fraying cables, or repairs.
Regular testing ensures navigation operations remain safe, accurate, and uninterrupted.
Is PAT Testing a Legal Requirement?
PAT testing isn’t explicitly mandated for navigators, but the Health and Safety at Work Act requires all workplace electrical equipment to be safe. PAT testing is a recognised method to demonstrate compliance and reduce risk.
Final Thoughts
For navigators, accuracy, situational awareness, and safety are essential—but reliable electrical equipment is equally important. PAT testing ensures all devices—from GPS units to communication tools—are safe, functional, and ready to support every journey.
Because the only sparks you should see are from precision—not faulty equipment. ⚡🧭