LEGO Set

Control System Building Set

9702-1

Released: 1993 · Parts: 230 · Theme: Educational and Dacta

Control System Building Set (9702-1) is a Educational and Dacta LEGO set released in 1993 with 230 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Educational and Dacta sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 2 minifigures and 74 unique part types.

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Buying checklist

Quick context before you buy this set used or verify a marketplace listing.

Release year

1993 (33 years ago — may be retired)
Catalog scale

230 parts listed · 74 inventory lines tracked
Minifigures

2 in this set's inventory — verify completeness when buying used
Build manual

No digital manual in our catalog — check the box tab or LEGO.com
Gray era

Pre-2004 set — may use old light/dark gray instead of bluish gray
Shipping weight (est.)

~421 g for parts inventory (excludes box/minifig packaging)
Before you buy used

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Market value

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