Browse LEGO parts
Search the full parts catalog by name, design ID, or category. Every part links to parent sets, color variants, and our rarity analysis.
Browsing Electronics parts. Share this category
570 parts
Brick, SMART Play 2 x 4 x 1 2/3
118829
Electronics
Cable, Connector, 20cm for NXT
55804
Electronics
Cable, Connector, 25cm for EV3
11145
Electronics
Cable, Connector, 35cm for NXT
55805
Electronics
Cable, Connector, 50cm for NXT
55806
Electronics
Cable, Converter, 35cm for NXT
54690
Electronics
Cable, Converter, RCX DCP Sensor Adapter
upn0478
Electronics
Cable, Fiber Optics
6640
Electronics
Cable, Fiber Optics 5L
6640c05
Electronics
Cable, Fiber Optics, Wide 10L / 8.0cm
40002c10
Electronics
Cable, Fiber Optics, Wide 12L / 9.6cm
40002c12
Electronics
Cable, Fiber Optics, Wide 20L / 16.0cm
40002c20
Electronics
Cable, Fiber Optics, Wide 24L / 19.2cm
40002c24
Electronics
Cable, Fiber Optics, Wide 25L / 20.0cm
40002c25
Electronics
Cable, Fiber Optics, Wide 28L / 22.4cm
40002c28
Electronics
Cable, Fiber Optics, Wide 6L / 4.8cm
40002c06
Electronics
Cable, Fiber Optics, Wide 9L / 7.2cm
40002c09
Electronics
Cable, Serial, for IR Transmitter Tower
71793
Electronics
Cable, Serial, for Spybotics
4232sc
Electronics
Cable, SMART Play USB
116016
Electronics
Cable, Technic Control 4.5V Interface
70412
Electronics
Cable, USB, 2m for EV3
10916
Electronics
Cable, USB, 2m for NXT
57482
Electronics
Cable, USB, SPIKE / Mindstorms Robot Inventor
39881
Electronics
Camera USB
32561c01
Electronics
Camera USB with Logo
32561c02
Electronics
Car Base 6 x 20 x 1 with Motor Cutout and Cable Steering 4.5V
upn0037
Electronics
Charger, SMART Play
109369
Electronics
Control Switch, Train 12V Transformer Speed Throttle
upn0260
Electronics
Control Unit / Remote Control, Science
115901
Electronics
Control Unit / Remote, RC [Complete Assembly]
2514c01
Electronics
Control Unit / Remote, RC [RC Vehicles]
5282
Electronics
Control Unit / Remote, RC Racer, Black Bottom, Red Buttons [Complete Assembly]
2162c01
Electronics
Control Unit / Remote, RC Transmitter Unit for Manas Set [Complete Assembly]
23335c01
Electronics
Control Unit / Remote, Spybotics
4232rc
Electronics
Control Unit / Remote, Train 9V / RC, Dark Bluish Gray Bottom, Yellow Buttons
2016b
Electronics
Control Unit, Code Pilot
32021
Electronics
Control Unit, IR-Beacon / Remote Handset, EV3
72156
Electronics
Control Unit, IR, Power Functions, with Dark Bluish Gray Bottom
58122
Electronics
Control Unit, Power Functions, IR Speed Remote Control with Dark Bluish Gray Bottom
64227
Electronics
Control Unit, Powered Up
28739
Electronics
Control Unit, RC Racer [Complete Assembly]
upn0265c01
Electronics
Control Unit, RCX Remote
upn0200
Electronics
Control Unit, Train 12V, 8 x 10 with Level Crossing Print
4707c05
Electronics
Control Unit, Train 12V, 8 x 10 with Rotating Arrows Print
4707c03
Electronics
Control Unit, Train 12V, 8 x 10 with Signal Print
4707c04
Electronics
Control Unit, Train 12V, 8 x 10 with Train Decoupler print
4707c02
Electronics
Control Unit, Train 12V, 8 x 10 with Train Point print
4707c01
Electronics
Identify parts from photos
Found something in a bulk lot? Use our scanner to match loose bricks against this catalog, then check parent sets and rarity on each part page.