ACCESSORIES FOR GARMIN GPSMAP 238 Sounder

A/C,PC adapter, 18pin (US)

This adapter allows you to connect your GPS unit to AC power (U.S., 110-volt) and to your PC. Features standard 9-pin D connector.

Transducers
(click here)

(click here)

8 ft. extension cable for GA 26 series antenna

If the 8 feet of cable that comes with the GA 26C remote antenna isn't enough, here's another 8 feet.

 
GA 29 Low Profile Marine Antenna with 30ft Cable & BNC

If you're mounting your GPS unit below deck, you'll need this remote marine antenna to receive GPS signals. Comes with 30 feet of cable and BNC connector. (Can be mounted flush or pole.)

 
Replacement GA 26C low-profile remote automobile antenna

This new and improved remote antenna runs on a lower voltage so battery drain is minimized. Comes with two mounting options. Magnetic mount for the outside of your vehicle or boat. Suction mount holds antenna in place against the inside of your windshield or window. With 8 feet of cable and BNC connector.

 
GA 26/27 series
Flange Antenna Mount

If you're mounting a GA 26/27 and GA 26C/27C antenna to a thin surface, such as the outside of an RV, boat, or car, add some structural strength with this sturdy, one-piece flange mount.

 
GA 28 series
Flange Antenna Mount

If you're mounting a GA 28 antenna to a thin surface, such as the outside of an RV, boat, or car, add some structural strength with this sturdy, one-piece flange mount.

Mounting bracket knob
(1 knob)

We've heard it more than once ... the knob for your mounting bracket jumped ship. No need to get a whole new mounting bracket when this little knob's all you need.

Cigarette lighter adapter

Just another option for powering your fishfinder or GPS unit. Plugs into any standard cigarette lighter receptacle. Also works with the PC interface cable

USB Data Card Programmer

No more twiddling your thumbs and burning your GPS batteries while you download map detail to the data card. The USB data card programmer downloads maps directly to the data card in a fraction of the time. Connects to the USB port on your PC.

Retrofit adapter cable

No need to yank out the existing wiring to your transducer and power supply if you're upgrading to a newer Fishfinder or GPS model with a single port. This cable plugs into the back of the new unit and then splits to connect to the transducer and power supply.

USB to RS232
Converter Cable

Want to connect your GPS to your PC but don't have a 9-pin serial port connection? This cable will get you hooked. Using this converter cable and the PC interface cable for your unit, you can transfer maps, waypoints, routes and tracks between MapSource and your GPS.

256MB Data Card

Max out the memory in your GPS unit with this data card. Holds up to 256 megabytes of data from MapSource CD-ROMs so you can download a ton of street-level map detail, points of interest, business addresses and phone numbers, topographic information and more.

INLAND LAKES CONTINENTAL U.S.

MapSource WorldMap

MapSource Topo

MapSource National Parks West Topo

MapSource BlueChart

MapSource MetroGuide EUROPE