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    Shimano Thunnus Line Capacity

    Spinning · 3 sizes · 20–25 lb drag

    Below you'll find the complete line capacity specifications for every Shimano Thunnus size. We've organized capacities by material type (mono, braid) so you can quickly compare how much line each size holds. Use our calculator to find the exact amount of line you need for your specific setup.

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    Shimano Thunnus TU12000CI4 Line Capacity

    Size: 12000Max drag: 25 lbGear ratio: 4.4:1Weight: 27.7 oz
    MaterialTest (lb)Length (yd)Diameter (mm)
    mono16350—
    braid50505—
    braid80230—
    mono12550—
    mono20265—
    braid65310—

    Capacity by Material

    Mono

    16lb350 yd
    12lb550 yd
    20lb265 yd

    Braid

    50lb505 yd
    80lb230 yd
    65lb310 yd
    Calculate line capacity for this reel

    Shimano Thunnus TU6000CI4 Line Capacity

    Size: 6000Max drag: 20 lbGear ratio: 4.8:1Weight: 18 oz
    MaterialTest (lb)Length (yd)Diameter (mm)
    mono16170—
    braid30245—
    braid65130—
    mono12265—
    mono20120—
    braid50210—

    Capacity by Material

    Mono

    16lb170 yd
    12lb265 yd
    20lb120 yd

    Braid

    30lb245 yd
    65lb130 yd
    50lb210 yd
    Calculate line capacity for this reel

    Shimano Thunnus TU8000CI4 Line Capacity

    Size: 8000Max drag: 20 lbGear ratio: 4.8:1Weight: 19.4 oz
    MaterialTest (lb)Length (yd)Diameter (mm)
    mono14295—
    mono20195—
    braid16350—
    mono17250—
    braid14295—
    braid20265—

    Capacity by Material

    Mono

    14lb295 yd
    20lb195 yd
    17lb250 yd

    Braid

    16lb350 yd
    14lb295 yd
    20lb265 yd
    Calculate line capacity for this reel

    Frequently Asked Questions

    How much line does the Shimano Thunnus hold?

    The Shimano Thunnus (12000) holds 350 yards of 16lb mono line. Capacity varies by size and line type — see the full specs above.

    What line types are compatible with the Shimano Thunnus?

    The Shimano Thunnus has capacity data for mono, braid lines. Use our calculator to find exactly how much of your specific line fits.

    What are the specs of the Shimano Thunnus?

    The Shimano Thunnus (12000) features a gear ratio of 4.4:1, 25 lb max drag, weighs 27.7 oz. It comes in 3 sizes: 12000, 6000, 8000.

    What sizes does the Shimano Thunnus come in?

    The Shimano Thunnus is available in 3 sizes: 12000, 6000, 8000. Each size has different line capacity — check the specs above for details.