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9888 LEGO Dacta Technic 9V Touch Sensor thumbnail image

9888 LEGO Dacta Technic 9V Touch Sensor
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9888 LEGO Dacta Technic 9V Touch Sensor
  • 9V Touch Sensor thumbnail

LEGO 9888 9V Touch Sensor is a Dacta set currently valued at $10 for new and sealed sets. Annual appreciation has averaged 1.64% since release. Used copies are valued between $8 and $30 depending on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set 9V Touch Sensor since June 2016. Very high accuracy
LEGO 9888-1 9V Touch Sensor is a Dacta Technic set released in 2002, containing 1 piece. The set consists of a yellow RCX-compatible touch sensor with a non-removable lead, designed for use with the RCX brick in educational robotics systems. It functions as a non-powered digital switch that detects button presses and releases. When used with ROBOLAB software, it can also register single and multiple press counts.

A new and sealed 9V Touch Sensor is currently valued at around $10, with annual growth of approximately 2%, which is lower than other Technic sets. The average used price is $8 for those in good overall condition. Based on current trends, this set could be valued near $10 within the next year.
9V Touch Sensor has become a rare set, as set 9888-1 has not been seen for sale in new/good condition online or in retail for over one year. Its actual value is likely above the current estimate. The last brand new 9V Touch Sensor was sold on eBay.

For Sale (New/Sealed)

There are currently no new/sealed listings available for 9888 9V Touch Sensor at this time.
All regions

For Sale (Used)

 (US) Used - eBay listing for 9888 9V Touch Sensor $8.47
(DK) Used - like new $10.71

Sets in Dacta / Technic

9609 Technology Resource Set

Theme / Subtheme Dacta / Technic
Year 1995
Pieces 1,718
Availability Retired
9609 LEGO Dacta Technic Technology Resource Set
Retail $149.95
Value $1,027.69
Growth  +585.4%
Annual growth 6.4%

1034 Teachers Resource Set

Theme / Subtheme Dacta / Technic
Year 1985
Pieces 1,501
Availability Retired
1034 LEGO Dacta Technic Teachers Resource Set
Retail $129.00
Value $1,145.32
Growth  +787.8%
Annual growth 6.1%

9701 Control Lab Building Set

Theme / Subtheme Dacta / Technic
Year 1995
Pieces 557
Availability Retired
9701 LEGO Dacta Technic Control Lab Building Set
Retail $149.00
Value $412.95
Growth  +177.1%
Annual growth 2.5%

9700 Technic Control Centre

Theme / Subtheme Dacta / Technic
Year 1987
Pieces / Minifigs 471 / 4
Availability Retired
9700 LEGO Dacta Technic Control Centre
Retail $49.95
Value $273.51
Growth  +447.6%
Annual growth 4.5%

1092 Technic Control II

Theme / Subtheme Dacta / Technic
Year 1986
Pieces 463
Availability Retired
1092 LEGO Dacta Technic Control II
Retail $191.00
Value $473.32
Growth  +147.8%
Annual growth 3.9%

9618 Structures Set

Theme / Subtheme Dacta / Technic
Year 1997
Pieces 463
Availability Retired
9618 LEGO Dacta Technic Structures Set
Retail $79.90
Value $132.96
Growth  +66.4%
Annual growth 1.8%

1090 Technic Control 1

Theme / Subtheme Dacta / Technic
Year 1986
Pieces 404
Availability Retired
1090 LEGO Dacta Technic Control 1
Retail $139.99
Value $201.37
Growth  +43.8%

9665 Mechanical Engineering

Theme / Subtheme Dacta / Technic
Year 2003
Pieces 318
Availability Retired
9665 LEGO Dacta Technic Mechanical Engineering
Retail $149.99
Value $356.10
Growth  +137.4%
Annual growth 2.6%

1032 Technic II Powered Machines Set

Theme / Subtheme Dacta / Technic
Year 1984
Pieces 278
Availability Retired
1032 LEGO Dacta Technic II Powered Machines Set
Retail $79.99
Value $149.99
Growth  +87.5%
Annual growth 1.9%

9630 Simple Mechanisms Set

Theme / Subtheme Dacta / Technic
Year 1997
Pieces 277
Availability Retired
9630 LEGO Dacta Technic Simple Mechanisms Set
Retail $79.99
Value $129.03
Growth  +61.3%
Annual growth 2.9%

9605 4.5V Technic Resource Set

Theme / Subtheme Dacta / Technic
Year 1995
Pieces 268
Availability Retired
9605 LEGO Dacta 4.5V Technic Resource Set
Retail $74.99
Value $474.00
Growth  +532.1%
Annual growth 6.1%

9702 Control System Building Set

Theme / Subtheme Dacta / Technic
Year 1993
Pieces / Minifigs 221 / 2
Availability Retired
9702 LEGO Dacta Technic Control System Building Set
Retail $69.95
Value $189.98
Growth  +171.6%
Annual growth 3.1%

1030 Technic I Simple Machines Set

Theme / Subtheme Dacta / Technic
Year 1985
Pieces 179
Availability Retired
1030 LEGO Dacta Technic I Simple Machines Set
Retail $74.99
Value $81.80
Growth  +9.1%

9604 Technic and Pneumatic Elements

Theme / Subtheme Dacta / Technic
Year 1992
Pieces 124
Availability Retired
9604 LEGO Dacta Technic and Pneumatic Elements
Retail $36.95
Value $66.97
Growth  +81.2%
Annual growth 2.5%

1038 Universal Buggy

Theme / Subtheme Dacta / Technic
Year 1985
Pieces 119
Availability Retired
1038 LEGO Dacta Technic Universal Buggy
Retail $12.95
Value $65.08
Growth  +402.5%
Annual growth 7.0%

9937 Small Chain Links

Theme / Subtheme Dacta / Technic
Year 1998
Pieces 108
Availability Retired
9937 LEGO Dacta Technic Small Chain Links
Retail $7.49
Value $14.82
Growth  +97.9%
Annual growth 2.4%

9617 Introducing Air Power

Theme / Subtheme Dacta / Technic
Year 1997
Pieces 89
Availability Retired
9617 LEGO Dacta Technic Introducing Air Power
Retail $29.99
Value $113.40
Growth  +278.1%
Annual growth 3.7%

9614 Pulleys Mini Set

Theme / Subtheme Dacta / Technic
Year 1993
Pieces 77
Availability Retired
9614 LEGO Dacta Technic Pulleys Mini Set
Retail $14.99
Value $27.92
Growth  +86.3%
Annual growth 1.9%

9616 Wheels and Axles Set

Theme / Subtheme Dacta / Technic
Year 1997
Pieces / Minifigs 74 / 1
Availability Retired
9616 LEGO Dacta Technic Wheels and Axles Set
Retail $14.99
Value $31.04
Growth  +107.1%
Annual growth 3.5%

9610 Gears Set

Theme / Subtheme Dacta / Technic
Year 1993
Pieces / Minifigs 67 / 2
Availability Retired
9610 LEGO Dacta Technic Gears Set
Retail $12.50
Value $26.61
Growth  +112.9%
Annual growth 2.0%

9612 Levers Set

Theme / Subtheme Dacta / Technic
Year 1993
Pieces 62
Availability Retired
9612 LEGO Dacta Technic Levers Set
Retail $14.99
Value $26.46
Growth  +76.5%
Annual growth 2.5%

9938 Conveyor Belt Links

Theme / Subtheme Dacta / Technic
Year 1995
Pieces 38
Availability Retired
9938 LEGO Dacta Technic Conveyor Belt Links
Retail $6.25
Value $14.88
Growth  +138.1%
Annual growth 7.8%

9848 9V Lamps

Theme / Subtheme Dacta / Technic
Year 1997
Pieces 9
Availability Retired
9848 LEGO Dacta Technic 9V Lamps
Retail $2.99
Value $26.90
Growth  +799.7%
Annual growth 7.4%

9615 Motor Add-On for Simple Mechanisms

Theme / Subtheme Dacta / Technic
Year 1997
Pieces 3
Availability Retired
9615 LEGO Dacta Technic Motor Add-On for Simple Mechanisms
Retail $31.99
Value $45.19
Growth  +41.3%
Annual growth 1.6%

9751 Control Lab Serial Interface & Adapter

Theme / Subtheme Dacta / Technic
Year 1995
Pieces 2
Availability Retired
9751 LEGO Dacta Technic Control Lab Serial Interface & Adapter
Retail $39.95
Value $173.61
Growth  +334.6%
Annual growth 3.2%

My Collection

About Dacta Technic

The LEGO Dacta Technic theme is a segment of the LEGO Dacta (later rebranded as LEGO Education) line, focusing on the Technic system of LEGO building. These sets are designed for educational contexts, emphasizing principles of mechanics, engineering, and applied science. Through specialized pieces like gears, axles, and beams, the Dacta Technic theme offers a hands-on approach to understanding complex mechanical concepts, making it a resource for classrooms and other educational settings aiming to teach STEM principles.

Technic consists of 30 sets that ran from 1984 to 2003. As of today, 1034 Teachers Resource Set is the most valuable Technic set with an estimated new/factory sealed value of $1,145.
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The touch sensor is a non-powered digital switch. Using the RCX brick and ROBOLAB software, it can detect when the button is pressed and released, count a single press, and count multiple presses.
Description provided by LEGO©