Product details page
VHF, UHF & MF/HF Systems

The Thrane & Thrane SAILOR SP3500 Portable series features seven high-quality, durable models specifically designed for use on all types of vessel, whilst offering superb value for your operation. The SAILOR SP3520 Portable VHF GMDSS is fully approved for GMDSS use.

GMDSS Approved

The SAILOR SP3520 Portable VHF GMDSS comes with the international channels that are required for a portable GMDSS VHF, so is fully approved for use as a part of your GMDSS equipment.

Enhance safety with a SAILOR GMDSS  package that even features an approved portable VHF that also acts as a reliable tool for improving your operational communications.

Reliability in-hand

Designed and built to high SAILOR standards, the SAILOR SP3520 Portable VHF GMDSS fits comfortably in your palm, is waterproof to IP67, and features a large clear screen.

Out on deck, in high seas and driving rain, you will always get the message and the ribbed grip design means that even with gloves on in wet conditions, you will not drop this VHF and find yourself out on your own.

Portable performance

A powerful transceiver, excellent audio, Dual Watch, Tri Watch and Scanning, and user programmable channels ensure high performance operation whatever the application.

Functionality to suit your job and confidence that all parties can be heard loud and clear, even when working in windy and noisy conditions, are integral to the SAILOR SP3520 Portable VHF GMDSS.

Simple operation

With large tactile buttons and control knobs, a user-friendly interface and red backlight to protect night vision, using the SAILOR SP3520 Portable VHF GMDSS is easy.

Whether hauling in a catch or servicing a pontoon, by relying on the SAILOR SP3520 Portable VHF GMDSS you can improve your safety and efficiency, day or night.

Flexible solution

High quality accessories include interface cables for PELTOR headsets and SAVOX accessories, service/programming cable, dual charger and carry bags.

Connect your SAILOR SP3520 Portable VHF GMDSS with a range of vital accessories, enabling PTT and speaker mic operation, efficient charging and easy transport and storage.

Technical specifications

Dimensions and weight



Transceiver (H/W/D)


276 mm / 66 mm / 52 mm

Charger (H/W/D)


108 mm / 80 mm / 122 mm

Hardware interfaces

ACC connector


1 x connector for accessories



(Push-To-Talk unit, Fist Mike or Helmet-com)


Environmental conditions




Operating temperature


-20°C to +55° C

Water and dust (IP rating)







Large, easy to read display with red backlight

Keys and buttons







Radio unit functionality


Squelch control



Dual watch, Triple watch and scanning



Call Channel Program and Selection