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SDHC Compatible Fish Finders
The answer to this question is model and software version specific. SDHC is compatible with all A Series, X Series and APEX, XPLORE, SOLIX, HELIX, ONIX, ION, 300, 500, 600, 700, 800, 900 and1100 Series products with color displays at software version 3.7x0 or higher. Monochrome 700 Series models require version 3.8x0 or higher. Consult the manual to determine physical size of card used by unit.
The largest card capacity supported is 32GB. Larger cards may be used if formatted to FAT32.
Note: Some SD Mini cards sold today are actually SD micro cards in a SD Mini adapter.
