LEGO 9771 Interface Card and Cable for TC Logo - IBM compatible

Released 1989 · 3 pieces · Educational and Dacta · Technic

LEGO Interface Card and Cable for TC Logo - IBM compatible (9771) was released in 1989 in the Educational and Dacta · Technic line, with 3 pieces. It is one of the smaller Educational and Dacta sets, larger than only 13% of them. It was one of 7 Educational and Dacta sets released that year (see them all). Released in 1989, 37 years ago, well past the two-to-three-year run most LEGO sets get, so it is almost certainly out of production.

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• Estimated value: $12 (modelled from piece count, era, and age, not live market data)

Availability: Likely retired (inferred from its release year, not an official retirement date)

Full details, the price breakdown, and the minifigures included are below. Add it to your collection to track what it's worth.

• 412¢ per piece, pricier per piece than most Educational and Dacta sets

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Set data from the Rebrickable database, refreshed daily. Catalog data as of 2026-09-01. Values are this site's estimates, see how they're calculated.

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