Marine electronics

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Marine electronics refers to electronics devices designed and classed for use in the marine environment where even small drops of salt water will destroy electronics devices. Therefore, the majority of these types of devices are either water resistant or waterproof.

The term marine electronics is used for areas such as

Marine electronics devices are


The electronics devices communicate by using a protocol defined by NMEA. NMEA has two standards available

NMEA 0183 is based on a serial communication network. NMEA 2000 is a Controller-area network based technology.

In recent years, the International Electrotechnical Commission (IEC) has created a new standards suite for "Digital interfaces for navigational equipment within a ship". This is known as IEC 61162 and included NMEA 0183, NMEA 2000 and LWE.

Additionally, different suppliers of marine electronics have their own communications protocol


The international companies selling marine electronics for ships and yachts alphabetically are

Companies developing marine electronics products are