Electronic Project Junction Box Enclosure - 200mm x 120mm x 75mm - Black

This sturdy electronic project junction box is designed for DIY enthusiasts and professionals alik...

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OnBuy.comDiy Waterproof Electronic Abs Plastic Project Junction Box Enclosure 200Mm X 120Mm X 75Mm Black 711931719373
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Product Information

Full details

The Therpin Tech Electronic Project Junction Box is an essential enclosure for DIY electronics hobbyists and professional engineers who need a durable, weather-resistant housing for custom circuits. Offering an IP65 ingress protection rating, it provides reliable defense against dust and splashing water, making it suitable for both indoor and outdoor instrumentation projects; however, users should note that while it is highly customizable, the rigid plastic construction requires careful drilling to avoid cracking.

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BrandTherpin Tech

Extended Product Information

FAQs

Is this box completely submersible?

No, it has an IP65 rating, which means it is protected against dust and splashing water, but it is not intended for full submersion.

Can I paint this enclosure?

Yes, the plastic surface can be painted, but you should lightly scuff it with fine-grit sandpaper and use a plastic-adhesion primer for the best results.

What tools are best for modifying the box?

A handheld drill with step bits or a rotary tool with a cutting attachment are the best tools for making custom holes.

Does this box come with mounting screws for the lid?

Yes, the box includes the necessary screws to secure the lid to the base.

Is the material UV resistant?

While durable, prolonged exposure to direct, intense sunlight may eventually degrade the plastic; using it in shaded areas or adding a UV-protective coating is recommended for long-term outdoor use.

What is the wall thickness of the material?

The wall thickness is 3mm, providing a rigid and durable structure for your projects.

Troubleshooting

Water leakage after installation

Verify that the rubber seal (gasket) is correctly seated in its groove and that all lid screws are tightened evenly.

Plastic cracking while drilling

Ensure you are using a sharp drill bit designed for plastics and apply minimal pressure. Let the bit do the work at a moderate speed.

Components are loose inside

Use the internal screw holes to secure a custom mounting board or use PCB spacers to firmly attach your circuit boards to the box base.

Pros and Cons

Pros

  • Durable 3mm wall construction
  • IP65 rating offers great protection against the elements
  • Easy to drill and modify for custom ports
  • Includes convenient internal mounting standoffs
  • Compact yet spacious for most standard electronic projects

Cons

  • Material may crack if drilled with excessive force or improper bits
  • Does not include pre-cut holes for external wiring
  • No transparent window for viewing internal status LEDs
  • External dimensions may not fit all oversized transformers

Setup, Compatibility & Care

To set up your project, first map out the locations for your connectors and displays on the exterior of the box. Use a step drill bit at a low speed to create smooth, clean holes for your components. Once your electronics are secured to the internal standoffs, ensure the gasket is seated correctly in the lid before tightening the screws to maintain the water-resistant seal.

Care for the box is minimal: wipe down the exterior with a damp cloth to remove dust. Avoid using harsh chemical solvents for cleaning, as these may cloud or weaken the plastic over time.

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