Power Up Your Creations!
The NXT Rechargeable Battery is here!

Keep your LEGO Mindstorms NXT models running longer with this official rechargeable battery. A perfect replacement or upgrade for your robotics projects.

LEGO Rechargeable Battery for Lego Mindstorms NXT, DC plug set 9693 - 1 pieces, NXT theme, product photo Pin It
LEGO Rechargeable Battery for Lego Mindstorms NXT, DC plug set 9693
🏛 NXT
Set #9693

Rechargeable Battery for Lego Mindstorms NXT, DC plug

The Rechargeable Battery for LEGO Mindstorms NXT is an essential upgrade.

🏆 Best For: Mindstorms NXT users seeking a reliable power solution ⏱ 0.15 hr build 🧩 1 pcs
★★★★☆ 4.2

Users appreciate the convenience and cost savings of this rechargeable battery pack compared to disposable batteries. However, some find the initial cost high, and the battery is essential only for NXT users.

MSRP
$79.99
Best Price
$71.99
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📝 Our Take

The Rechargeable Battery for LEGO Mindstorms NXT is an essential upgrade. It provides a reliable and eco-friendly power source for your Mindstorms creations, saving you money and reducing waste compared to disposable batteries.

This set is perfect for Mindstorms enthusiasts who want to maximize their robot's runtime. The rechargeable battery offers a consistent power output and a longer lifespan than standard AA batteries.

Skip this if you no longer use the NXT system or have already upgraded to newer Mindstorms platforms. The newer EV3 or Robot Inventor systems have their own dedicated rechargeable battery packs.

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Try asking:
How long does the battery typically last on a single charge? Is the 8887 Transformer required for charging, or are there alternative charging methods? What is the expected lifespan of the battery with regular use? How does this battery compare to using standard AA batteries in terms of performance and cost-effectiveness?

🧱 Building Experience

🧩
1
Pieces
⏱
0.15h
Build Time
📊
Beginner
Difficulty
Build Highlights:
  • Simple installation in the NXT Intelligent Brick
  • Eliminates the need for disposable batteries
  • Provides consistent power for optimal performance
  • Environmentally friendly rechargeable design

📈 Investment Analysis

↑ Trending up since release
B
Investment Grade
⏳ Appreciating
The Rechargeable Battery for LEGO Mindstorms NXT (9693-1) is a niche item, but its investment potential is moderate. As the NXT system becomes more vintage, original accessories like this battery will likely see increased demand from collectors looking to complete their sets. The rising price trend indicates growing interest, though its limited availability could lead to price fluctuations. The battery's practical use and the finite supply of this retired item contribute to its potential as a collector's piece. However, its value is tied to the continued interest in the NXT platform, so it's best suited for those already invested in the system.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

Recharge your creations!

Designed for use with the 9841 Intelligent Brick, this Lithium Ion Polymer battery with DC plug gives you an alternative to normal AA batteries.

  • Capacity: 2100 mAH
  • Estimated recharge time 4 - 5 hours
  • Requires 8887 Transformer 10V DC to charge

Electric Lego Mindstorms

⚖ Compare Similar Sets

Intelligent Brick
Intelligent Brick
NXT • 0 pcs
$279.99
Transformer 10V DC
Transformer 10V DC
Power Functions • 0 pcs
$29.99
This set is a direct replacement for AA batteries in the NXT Intelligent Brick. While you could use standard batteries, the rechargeable option offers better performance and long-term cost savings. Newer Mindstorms systems (EV3, Robot Inventor) have their own integrated battery solutions, making this specific battery only relevant for NXT users.

📦 Full Parts Inventory - 1 unique parts • 1 total pieces

Battery Pack, Rechargeable, 7.4V NXT [DC plug] Battery Pack, Rec...
Part #: 87662 1× Very Light Bluish Gray
This set contains only one part, the rechargeable battery pack itself. Its value lies in its functionality and compatibility with the NXT system, rather than individual brick value.

🛒 Where to Buy

LEGO (UK)
✓ In Stock
£59.99
LEGO (DE)
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€69.99
eBay
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$71.99 →
Walmart
✓ In Stock
$75.99
Target
✓ In Stock
$79.99
LEGO (US)
✓ In Stock
$79.99
LEGO (CA)
✓ In Stock
$94.99
Amazon
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💎 Notable Parts

Very Light Bluish Gray Battery Pack, Rechargeable, 7.4V NXT [DC plug] (1x) $107.83
Est. BrickLink Part Value
$107.83

💡 MOC Potential

🤖 Power source for custom robotics projects
🚗 Alternative power for motorized LEGO vehicles

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Charts Inventory Statistics

1
Unique Parts
1
Total Pieces
0
Minifigures
Inventory Version: 1

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