Set Value (New/Sealed)

This chart represents the current new/sealed value of the set NXT Intelligent Brick since January 2016. High accuracy
LEGO 9841 NXT Intelligent Brick was a Mindstorms set released in 2006. It contains an Inteligent Brick for the Mindstorms NXT. It was retired in January 2016 with a lifespan of 99 months.
NXT Intelligent Brick is a relatively rare set as we have not seen set 9841-1 currently for sale in primary or secondary markets in over 6 months. The current value of this set might be slightly higher then what we have estimated. The last brand new NXT Intelligent Brick seen was sold on ebay.com.

Sale Trends

This chart shows the sales trends (number sold) of new/sealed 9841 NXT Intelligent Brick.

Sets in Mindstorms / NXT

Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 577
Availability Retired
8527 LEGO Mindstorms NXT
Retail $249.99
Value $450.00
Growth 80.0%
Annual growth 3.2%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 7
Availability Retired
8529 LEGO Connector Cables for Mindstorms NXT
Retail $9.99
Value $19.98
Growth 100.0%
Annual growth 5.6%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 3
Availability Retired
8528 LEGO Converter Cables for Mindstorms NXT
Retail $9.99
Value $48.92
Growth 389.7%
Annual growth 9.5%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9798 LEGO Mindstorms NXT Rechargeable Battery
Retail $54.99
Value $57.94
Growth 5.4%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9833-2 LEGO Mindstorms NXT Transformer
Retail $23.99
Value $28.93
Growth 20.6%
Annual growth 1.7%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9842 LEGO Mindstorms NXT Interactive Servo Motor
Retail $24.99
Value $34.78
Growth 39.2%
Annual growth 3.3%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9843 LEGO Mindstorms NXT Touch Sensor
Retail $24.99
Value $29.94
Growth 19.8%
Annual growth 3.4%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9844 LEGO Mindstorms NXT Light Sensor
Retail $24.99
Value $16.99
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9845 LEGO Mindstorms NXT Sound Sensor
Retail $34.99
Value $29.99
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9846 LEGO Mindstorms NXT Ultrasonic Sensor
Retail $39.99
Value $52.25
Growth 30.7%
Annual growth 4.5%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
9847 LEGO Mindstorms NXT Bluetooth Dongle
Retail $32.50
Value $22.00
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 1
Availability Retired
LEGO Compass Sensor for Mindstorms NXT
Retail $54.99
Value $70.28
Growth 27.8%
Annual growth 3.3%
The robot's "brain!

The all-new NXT Intelligent Brick, your robot’s “brain,” features a powerful 32-bit microprocessor and Flash memory, plus support for Bluetooth™ and USB 2.0! The NXT intelligent Brick includes:

32-bit ARM7 microprocessor.
Support for Bluetooth wireless communication.
1 USB 2.0 port.
4 input ports.
3 output ports.
Powered by 6 AA (1.5v) Batteries, not included, or lithium Rechargeable Battery (#9798), sold separately.
Up to three NXT Bricks can be connected at the same time; however, you can only communicate with one NXT Brick at a time.
This is the individual component, and does not include any sensors, motors, cords, software or other accessories; for the complete LEGO® MINDSTORMS® NXT set, please see item #8527 or #8547.
Description provided by LEGO©