Train Tech LED Pack - 3mm Warm White 12v - LED20

This pack contains 10 warm white 3mm 12v LEDs with pre-fitted 20cm wire and built-in resistors. Th...

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eBayTrain Tech LED Pack - 3mm Warm White 12v LED w/Wire & Resistors (10)
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Product Information

Full details

This guide is for model railroad enthusiasts and hobbyists looking to enhance their layouts with realistic lighting. The Train Tech LED Pack (LED20) offers a convenient solution for illuminating buildings and other scenic elements. Note that these LEDs require a 12v power supply.

All features

Model Part NumberLED20
BrandTrain Tech

Extended Product Information

FAQs

What voltage do these LEDs require?

These LEDs require a 12v DC power supply.

Do I need to add any resistors?

No, the LEDs have built-in resistors, so you don't need to add any.

How long are the wires?

The wires are 20cm long.

What color are these LEDs?

These are warm white LEDs.

What is the size of the LED?

The LED is 3mm in diameter.

Can I use these LEDs with AC power?

No, these LEDs are designed for DC (direct current) power only.

What is the best way to mount these LEDs?

You can mount these LEDs using glue or by drilling small holes in your model and securing them in place.

Troubleshooting

LED doesn't light up

Check the power supply and wiring. Ensure the polarity is correct and the connections are secure.

LED is too dim

Verify the power supply voltage. Ensure it's providing 12v. Check for any loose connections.

LED flickers

Check the power supply for stability. Consider using a regulated power supply. Examine the wiring for any breaks or intermittent connections.

Pros and Cons

Pros

  • Easy to install due to pre-wired design.
  • Built-in resistors eliminate the need for extra components.
  • Warm white color offers a realistic lighting effect.
  • Compact size allows for versatile application in various models.
  • Convenient pack of 10 provides value for money.

Cons

  • Requires a 12v power supply, which must be purchased separately if not already available.
  • Wiring may require some basic soldering skills.
  • The 20cm wire length may be too short for some applications, requiring extensions.
  • The light output may not be suitable for all model lighting scenarios.

Setup, Compatibility & Care

  1. Wiring: Connect the LED wires to a 12v DC power supply. Polarity matters; connect the positive (usually red or longer wire) to the positive terminal and the negative (usually black or shorter wire) to the negative terminal.
  2. Mounting: Secure the LEDs in your model using glue, or by drilling small holes.
  3. Compatibility: These LEDs are compatible with any 12v DC power supply suitable for model railways.
  4. Care: Avoid excessive bending or pulling on the wires. Clean with a soft, dry cloth. Do not apply excessive force when mounting the LEDs.

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