Mould King 13112: Just Another Toy, or a Mini Construction Beast?

If you’ve been searching for a thrilling remote-controlled building set, the Mould King 13112 Excavator (MOC‑2513) is one of the most engaging kits you can find. With 1,830 pieces, motorized control, and realistic functionality, this is more than a toy—it’s a mechanical masterpiece.

Discover it here: 🔗 Mould King 13112 Motorized MOC‑2513 Excavator

🏗️ Product Overview & Specs

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  • Model Name: Mould King 13112 MOC‑2513 Link Belt Excavator 250X3

  • Pieces: ~1,830 ABS bricks
  • Scale: ~1:20, approximately 47 cm long, 34 cm high, 17 cm wide
  • Control Options: App-controlled via mobile or remote, with programming and 3-speed adjustment
  • Movement Functions:
    • 360° rotating cab
    • Multi-joint boom and shovel with gear linkage
    • Full drive on wear-resistant tracks
  • Power System: 1 XL motor, 1 L motor, 4 M motors, 1 servo motor + 2 rechargeable lithium batteries
  • Controls: Remote via 2.4 GHz controller or Bluetooth app 

🔧 Building Experience & Mechanical Design

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The assembly process is highly satisfying—numbered bags and clear step-by-step manuals make it accessible even to less experienced builders. Once built, it offers a seamless simulation of real-world excavator mechanics: swing, dig, drive, and rotate with precision.

The gear linkage system and multiple motors power each axis of movement. These systems replicate real construction machinery functions, giving an authentic and educational build-and-play experience.

📱 Play Features & Remote Control

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With mobile app control and programming options, users can control speed, direction, boom/lift movements, and cab rotation. The app allows for creative coding—perfect for STEM learning 

Alternatively, the 6-channel remote controller (sold separately or alongside other sets) enables precise joystick control of all movements, bypassing the binary limitations of older remotes.

💬 Community Insights & Reviews

User reviews on Amazon and niche building forums average around 4.2 to 4.8 stars, praising its mechanical detail and build quality. One reviewer highlighted how the XL, L, and multiple M motors bring the excavator to life with full-function motion control.

A detailed independent review on rojtberg.net explains that this set is inspired by LEGO 8043 architecture, rebuilt in yellow as the MOC‑2513 with modern motors and instructions—sometimes enhanced with a 6-channel power module for even better usability.

✅ Who Should Buy It?

If you’re into mechanical models, construction machinery, or remote-control building experiences, this set is perfect for:

  • STEM learners who enjoy programmable robotics
  • Advanced hobbyists who want motorized mechanics
  • Construction vehicle fans seeking realistic motion and design

For casual builders or those under age 14, the complexity may be higher—but the kit’s design and modular instructions still make it an exciting challenge.

👉 Buy the Mould King 13112 Excavator at mouldkingau.com