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Garmin GPSMAP 188C Sounder with External Antenna DISCONTINUED

Garmin GPSMAP 188C Sounder with External Antenna DISCONTINUED
Item No.010-00268-00
Retail Price:$1,013.32
Our Price:$703.40
ConditionNew Retail Box (NOT Refurbished)
ReturnableYes (See our Return Policy)
WarrantyTiger 30 Day, Manufacturer 1 Year


NOTE: This item has been discontinued by Garmin. It is replaced by the new GPSMAP 298 (click here), with improved interface and BlueChart g2 compatibility.

WAAS for even greater accuracy!WAAS for even greater accuracy!The GPSMAP 188C Sounder installs easily in open cockpit and overhead boxes, and features a quick map redraw using a high-speed RISC processor. This unit combines chartplotter and sounder capabilities in one unit, with split-screen capability so you can view your position and sounder information at the same time. For the GPSMAP 188C Sounder, the display is a high-resolution (234 x 320 pixels), 16-color TFT display.

Featuring a built-in worldwide basemap, the GPSMAP 188C Sounder is fully compatible with Garmin's new BlueChart marine cartography and many MapSource CD-ROM products, including Fishing Hot Spots. This unit is designed to provide precise GPS positioning using correction data obtained from the Wide Area Augmentation System (WAAS). It also provides position accuracy to less than three meters when receiving WAAS corrections. The GPSMAP 188/188C Sounder also accepts RTCM-104 differential corrections.

The GPSMAP 188C Sounder offers daylight-viewable color as an option to the monochrome display of the GPSMAP 188 Sounder.

Package Contains:

  • Garmin GPSMAP 188C with External Antenna
  • Basemap: Worldwide Marine
  • Power/Data cable
  • Owner's manual
  • Quick reference guide

    Compatible Transducers:


    200/50KHz, 12/45deg, bronze, thru-hull mount transducer, depth


    200/50KHz, 12/45deg, bronze, thru-hull mount transducer with fairing block, depth, temp, speed


    200/50KHz, 12/45deg, plastic, transom mount transducer, depth, temp, speed


    200/50KHz, 12/45deg, bronze, thru-hull mount/long stem transducer with fairing block, depth, temp, speed


    200/50KHz, 12/45deg, plastic, thru-hull mount transducer, depth


    200/50KHz, 15/45deg, plastic, transom mount, depth, temp


    200/50KHz, 12/45deg, plastic, adj. in-hull mount transducer


    Thru hull mount, plastic, temp & speed only

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