FAQ

Q: What is a portable AIS transponder and how does it work?
A: A portable AIS transponder automatically broadcasts your vessel’s position, speed, and course so other ships, rescue services, and traffic monitoring stations can see you in real time.

Q: Who should use a portable AIS transponder?
A: They are ideal for small boats, sailing yachts, kayaks, tenders, fishermen, and Search & Rescue (SAR) organizations.

Q: Do I need a fixed installation, or can I just switch it on?
A: These units are completely portable—no installation is required. Simply power it on and it will start transmitting.

Q: What’s the difference between Class A, Class B, and SART AIS units?
A: Class A is for commercial vessels, Class B is for leisure and small boats, and AIS SART/MOB devices are designed for emergency and rescue situations.

Q: Do I need a license to use an AIS transponder?
A: Regulations vary by country. In most cases, AIS devices require a valid MMSI number. Please check your local maritime authority.

Q: Can I program my own MMSI number into the device?
A: Yes, but it may require special software or dealer programming depending on the model.

Q: How long does the battery last?
A: Depending on the model, continuous transmission can last from 20 hours up to several days on a full charge.

Q: How do I recharge the device?
A: It comes with USB or 12V/220V charging options. Some models allow external power connections onboard.

Q: How far does the AIS signal reach?
A: Range depends on antenna height and conditions. Typically, portable AIS transponders transmit between 5–15 nautical miles.

Q: Will my signal appear on MarineTraffic or similar apps?
A: Yes, if you are within range of an AIS shore station or another vessel equipped with AIS.

Q: Can the transponder be used as a man-overboard (MOB) beacon?
A: Certain models are specifically designed for MOB situations and will trigger AIS alarms on nearby vessels.

Q: Does it work worldwide?
A: Yes, AIS is a global standard, but coverage depends on proximity to AIS receivers.

Q: What warranty do you provide?
A: Weatherdock devices typically come with a 2-year manufacturer’s warranty.

Q: Where can I get technical support?
A: We provide direct support and can also refer you to Weatherdock’s global service partners.

Q: What if I need spare parts or accessories?
A: Batteries, antennas, and chargers are available separately through us.