![Digital Antenna 578-SW 4 AIS Antenna [578-SW ] Trailering | Trailer Winches Rated IP67-temporary immersion for 30](https://cdn.shopify.com/s/files/1/0703/9831/2605/files/16968XL.jpg?v=1740522498)
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Rated IP67-temporary immersion for 30 minutes
Easy to Read 2″ (51 mm) Direct-Reading Dial
Barbed cylinder fitting and an inserted tubular rod prevents hose blow-off and breakage
Velcro strips for storage included
Digital Antenna 578-SW 4 AIS Antenna [578-SW ] Trailering | Trailer Winches Rated IP67-temporary immersion for 30AIS Antennas 4' Length, 4. 5dB Gain In conjunction with the USCG Automatic Identification System (AIS) requirements for commercial vessels, Digital Antenna created a series of 4 AIS antennas that meet the exacting AIS frequency requirements. Designed with a low 1. 5: 1. 0 SWR ratio from 159 162 MHz, Digital Antennas 4. 5 dB gain AIS antennas offer unsurpassed durability and performance compatible with all AIS transponders. Customers and installers