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Cutting neon flex
Neon Flex Light Articles

How to Cut Neon Flex LED Lights: Complete Safety Guide & Step-by-Step Instructions


Neon flex lights offer a clean, modern look and unmatched design flexibility - making them a popular choice for LED accent lighting, custom signage, and architectural highlights. To get the best performance and a polished finish, it's critical to know how to cut neon flex lights the right way. Whether you're trimming lengths for a DIY project or a professional installation, precision cutting is essential to ensure your neon lights function safely and last long.


Why Proper Cutting Matters for Neon Flex Lighting

Incorrect cuts can damage the internal wiring or LEDs, leading to product failure or safety issues. Following a few simple steps will help you preserve the integrity of your LED neon lights while achieving the perfect fit for your application.


Tools and Materials You'll Need

To cut your neon flex lights properly, gather the following:


Important: Always cut only at the marked cut lines printed on the bottom of the neon light. Cutting outside of these lines can permanently damage the light and void warranties.


Neon Cutting Diagram

Step-by-Step: How to Cut Neon Flex LED Lights

1. Turn Off the Power

Before handling any lighting components, always power off the circuit. Use the acronym S.A.F.E.T.Y.:

  • S: Shut off power.
  • A: Ask a licensed electrician if needed.
  • F: Follow NEC guidelines.
  • E: Equip yourself with proper PPE.
  • T: Treat the wires as live.
  • Y: You are responsible.

2. Locate the Cut Line

Flip your LED neon light over and look for the clearly marked cut line on the bottom. This is the only safe and approved location to make your cut.


3. Make a Precise Cut

Using the official neon cutter, make a clean, straight cut directly on the line. DO NOT use scissors, wire cutters, or a knife - they can crush or distort the internal components, leading to uneven light or failure.


4. Handle the Ends with Care

After cutting, avoid bending or placing pressure near the exposed end. Mishandling can damage the internal LED circuitry or solder joints.


Pro Tips for a Smooth Installation

  • Only bend the neon light in the direction it’s rated for (either side-bend or top-bend).
  • Never force bends or angles near a cut point—this weakens the product.
  • When installing in a channel, insulate any exposed wire leads to prevent shorts or electrical hazards.
  • Measure twice, cut once - always double-check your layout BEFORE trimming.

Conclusion: Get the Best Results from Your Neon Flex Lighting

Learning how to properly cut neon flex lights is a small step that makes a big difference in your project’s success. With the right tools, a focus on safety, and attention to detail, your Neon Flex Lighting will look seamless and perform flawlessly for years to come.

For more information on how to connect the neon flex lights, visit our article.


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