9V Control Lab (Interface B) (Part 2954)

1995RETIRED

External Links

LEGO parts are described differently on other websites and may use different part numbers.

Bricklink:

2954 Electric, Control Lab Serial Interface B

Rebrickable:

2954 Hub, Control Lab

Brickset:

2954 Part not found on Brickset.

LDraw:

70909p01 Control Lab Serial Interface B (Complete) with Markings Pattern

ALL YEARS

OVERALL RANK

# PIECES

# SETS

# COLORS

Ranking based on buying one copy of every LEGO set, counting the number of sets containing each part, then sorting by part and color.

Overall Rank is a weighted score combining the number of parts, sets, and colors produced.

Printable LEGO Brick Label

Requires a compatible Brother Label Printer — learn more at brickarchitect.com/labels.

9V Control
Lab
2954

.LBX

New Label! Not included in legacy LEGO Brick Labels collection.

9V Control
Lab
2954

.LBX

Small QR codes are hard to scan with some devices.

Date Added: 2026-09-27 00:16:41
Date Modified: 2026-09-27 01:16:47

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Check out the About the LEGO Parts Guide page to learn more about why I created this guide. It also includes a detailed version history with images of early prototypes of this guide.

9V Control Lab (Interface B) (Part 2954)

External Links

Printable LEGO Brick Label

The LEGO Parts Guide is a work in progress

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