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Product Information
Create flawless, continuous runs of tunable white lighting with the CT-ACCESSORIE-HD2, a specialized 3-pin connector engineered for high-density CCT LED strips. Standard connectors can often cover the first LED on a strip, creating an unsightly dark spot—a major issue when diodes are packed tightly together. This connector solves that problem with a unique, unobtrusive notch design that ensures every single diode remains visible and illuminated.
Perfect for joining two segments of 8mm or 10mm wide CCT strips, this solderless connector simplifies installations, extensions, and repairs. The 150mm (5.9-inch) flexible cable provides enough length to navigate gentle curves, making it ideal for creating professional, spotless lighting in under-cabinet displays, tight coves, and detailed architectural applications where every inch of light matters.
Key Features
Engineered for High-Density Strips
Features a unique notch design that prevents the connector from blocking LEDs, ensuring a seamless, dot-free line of light.
Solderless Snap-Down Connection
Quickly and securely connect two CCT LED strip segments without any soldering, ideal for fast installations and on-site modifications.
Dual PCB Width Compatibility
Available in two sizes to perfectly fit either 8mm (0.31in) or 10mm (0.39in) wide 3-pin CCT LED strip lights.
Flexible Strip-to-Strip Bridge
The 150mm (5.9in) cable allows for easy navigation around slight angles and obstructions, providing flexibility in your lighting layout.

Product Specifications
| Parameter | Details |
|---|---|
| Product Model | CT-ACCESSORIE-HD2 |
| Connector Type | Strip-to-Strip Jumper |
| Pin Count | 3-Pin |
| Compatible Strip Type | CCT (Tunable White / Dual White) |
| Compatible PCB Width | 8mm (0.31in) or 10mm (0.39in) - Selectable |
| Total Length | Approx. 150mm / 5.9 inches |
| Connection Method | Solderless, Snap-down |
| Wire Colors | Red (Positive), White (Cool White), Yellow (Warm White) |
Application Scenarios
How to Use This Connector
- Ensure the power to your LED strip is completely turned off before installation.
- Select the correct connector size (8mm or 10mm) to match the PCB width of your CCT LED strip.
- Gently open the white plastic clasp on one end of the connector.
- Slide the end of your LED strip into the connector, making sure the copper pads on the strip are underneath the metal contact pins inside the connector.
- Ensure the polarity and channels align correctly. Match the red wire to the positive (+) marking, the white wire to the cool white (CW) pad, and the yellow wire to the warm white (WW) pad on your strip.
- Firmly snap the clasp closed. You should feel it click into place.
- Repeat steps 3-6 for the other LED strip segment on the opposite end of the connector.
- This connector is designed exclusively for 3-pin CCT (tunable white) LED strips. It is not compatible with 2-pin single color, 4-pin RGB, or other strip types.
- Verify that your LED strip's PCB width matches the connector size you ordered.
- This connector is not waterproof. For outdoor or damp applications, proper waterproofing measures are required.
- The flexible cable is for gentle curves. For sharp 90-degree turns, a dedicated L-shape solderless Corner Connector is recommended.
What's in the Box
- ✓1 x 3-Pin CCT LED Strip Light Connector for High-Density Strips (in selected width)
Frequently Asked Questions
Q: What makes this connector better for 'high-density' LED strips?
A:Its key feature is a small notch in the housing. This cutout prevents the connector body from covering the first LED on the strip, which is a common problem with standard connectors on tightly-spaced strips, thus avoiding a dark spot.
Q: Is this a solderless connector?
A:Yes, it features a simple snap-down clasp mechanism. You just need to slide your strip in and close the clasp for a secure, solder-free connection.
Q: Can I use this for my RGB or single color LED strips?
A:No, this connector is specifically designed with three pins for CCT (tunable white) LED strips, which have positive, warm white, and cool white channels. It will not work with other strip types.
Q: How do I choose between the 8mm and 10mm versions?
A:Measure the width of the bare printed circuit board (PCB) of your LED strip. If it's 8mm wide, choose the 8mm connector. If it's 10mm wide, choose the 10mm connector.
Q: What do the different wire colors mean?
A:The wires correspond to the channels on a CCT strip: Red is for the positive (+) terminal, White is for the cool white (CW) channel, and Yellow is for the warm white (WW) channel.
Q: Is this connector suitable for making a 90-degree corner turn?
A:While the 150mm cable allows for gentle bends, it's not designed for sharp 90-degree corners. For a clean right-angle turn, we recommend using a dedicated L-shape corner connector.
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Downloads
Files for CT-ACCESSORIE-HD2Images
These images were taken with Canon EOS 5D Mark IV and the studio light source is provided by Ra 98's full spectrum LED strip to realistically reproduce the colors of the item itself. All copyrights are created by the superlightingled team, please feel free to browse and download if you are a registered user!

LED Strip Lights Guide
Here you can learn anything about LED strip lights — pick the topic you are interested in to go deeper. We cover LED strip lights, power supplies, controllers, accessories, and how to connect LED strip lights. You can also watch our demo videos.
Led strip lights
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►COB led strip light
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►Addressable led strip
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Controller for led strip lights
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Led power supply
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Accessories
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