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Product Information
The solderless 40cm LED strip extension cable provides a watertight bridge between two separated segments of waterproof LED strip lights without soldering. Engineered specifically for CCT tunable white SMD LED strips and single-signal addressable SMD LED strips, this 3-wire jumper preserves electrical continuity across bends and physical gaps. The transparent polycarbonate housings fit over IP67 and IP68 Silicone-Coated Tape Lights, clamping securely with piercing copper-alloy pins that penetrate the silicone casing directly to the circuit solder pads. Available in 8mm, 10mm, or 12mm options matched to bare PCB width, clear covers allow injecting silicone sealant for outdoor reliability.
Key Features
40CM Flexible Jumper Wire
Spans 40cm structural gaps, cabinet corners, and physical breaks using a flexible 3-conductor LED strip light extension cable.
Three Selectable Width Options
Available in 3 choices sized specifically for 8mm, 10mm, and 12mm bare circuit boards to ensure exact terminal pin contact.
Watertight Seal Injection Port
Transparent snap housings feature glue injection ports to re-establish IP67 and IP68 ratings with silicone sealant.
Robust 6A Current Capacity
Tin-plated copper contacts carry up to 6A total load across 5V, 12V, or 24V low-voltage DC LED cable lighting layouts.
Technical Highlights
- Equipped with dual snap-lock solderless terminals joined by a 40cm insulated 3-conductor LED light cable bridge.
- Piercing contact pins bite through silicone protective encasements directly onto copper pads without manual stripping.
- Dimensions correspond to interior bare board widths: 8mm PCB fits 10mm outer jackets, 10mm PCB fits 12mm outer jackets, and 12mm PCB fits 14mm outer jackets.
Product Specifications
| Parameter | Details |
|---|---|
| Product Name | 3-Conductor SMD Waterproof LED Strip Jumper Cable 40CM |
| Model | WPACC-SMD-BTB-3PEX |
| Diode Package Compatibility | Waterproof SMD LED Strip Lights (Not compatible with COB) |
| Connection Interface | Strip to Strip (Dual-End Snap Clamps) |
| Conductor Count | 3 Pins / 3 Conductors |
| Jumper Wire Length | 40cm (15.75 inches) |
| Selectable PCB Width | 8mm (0.31in), 10mm (0.39in), 12mm (0.47in) |
| Outer Waterproof Width Match | 10mm (8mm PCB), 12mm (10mm PCB), 14mm (12mm PCB) |
| Maximum Current Load | 6A Total |
| Operating Voltage Range | DC 5V / 12V / 24V |
| Housing Material | Flame-Retardant Polycarbonate (Clear) |
| Contact Terminal Material | Copper Alloy |
| Ingress Protection Compatibility | IP67 and IP68 (When sealed with neutral silicone adhesive) |
| Installation Mechanism | Solderless Piercing Insulation-Displacement Clamp |
Application Scenarios
How to Install and Seal This Waterproof LED Strip Jumper Cable
- Confirm that your bare LED strip circuit board matches the selected width option (8mm, 10mm, or 12mm bare board, excluding outer silicone jacketing).
- Cut the waterproof LED strip cleanly along the designated cut line using sharp shears to expose complete copper terminal pads.
- Insert the cut edge of the jacketed LED strip into the transparent clip housing, align the 3 conductive pads of the LED strip with the piercing metal prongs, confirming that line polarity (+, WW/CW or V+, DAT, GND) matches at both ends.
- Squeeze the transparent housing cover closed until both side snap-tabs click firmly into their locked position.
⚠ Precautions
- This accessory is engineered exclusively for SMD LED strip lights and cannot be used on continuous phosphor COB LED strip designs.
- Always size by bare board width: an 8mm PCB uses the 10mm jacket clamp; a 10mm PCB uses the 12mm jacket clamp; a 12mm PCB uses the 14mm jacket clamp.
- Do not exceed the maximum current limit of 6A through the 3-conductor bridge.
- Ensure power supplies are disconnected before mounting, piercing, or injecting sealant into the connector terminals.
What's in the Box
- ✓1 x 3-Conductor SMD Waterproof LED Strip Jumper Cable 40CM
Frequently Asked Questions
Q: can you cut waterproof led strips
A:Yes, waterproof LED strip lights can be cut at marked solder points. When joining cut segments, this solderless jumper bridges gaps while restoring waterproof protection once filled with silicone adhesive.
Q: are led strip lights waterproof after using this connector
A:Yes, but you must inject neutral electrical-grade silicone sealant through the top port of the transparent frame after closing it to re-establish IP67 or IP68 environmental protection.
Q: how do I select the correct connector width for my LED strip
A:Choose based on the inner bare board width (8mm, 10mm, or 12mm). The external silicone jacket is approximately 2mm wider, and the housing dimensions are already calibrated to accept that outer jacket.
Q: can this connector be used with COB LED strip lights
A:No, this connector is designed solely for SMD LED strip lights where discrete copper solder pads match the piercing prongs. COB LED strip designs have different contact geometries and will not make reliable contact.
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Downloads
Files for WPACC-SMD-BTB-3PEXImages
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
►Everything you need to know before you buying led strip lights
| Top 6 Considerations Before Buying LED Strip Lights 1. Where do I want to place the LED strip lights? Indoor or outdoor? • What are waterproof led strip lights? • How to cut and connect waterproof led strip lights? 2. How much LED brightness do I need? 3. The working voltage is available? • 5V VS 12V VS 24V led strips • AC VS DC 4. How long is the LED strip light suitable for my project? 5. Do I need an LED light controller to adjust the LED color and brightness? 6. How to power the LED strip lights? 1. How do led strip lights work? 2. How long can you run an LED strip? 3. How long do LED strip lights last? Is it worth getting led strip lights? 1. Do LED strip lights use a lot of electricity? 2. Why are LED lights energy efficient? 3. Are LED Strip Lights sustainable? 4. What are the pron and cons of led strip lights? 5. Precautions for led strip lights 1. Do LED strip lights overheat? 2. How do you stop LED strips from overheating? 3. Can LED strips catch fire? 4. Is it safe to sleep with LED strip lights on? What are the types of led strip lights? Flexible led strip lights VS rigid led strip lights - 1. What are flexible led strip lights? 2. What are rigid led strip lights? 3. What happens if you bend LED strip lights? 4. What is the difference between flexible led strips and rigid led strips? 1. Can you cut led light strips? 2. What happens if you cut an led strip? 3. How to cut led strip lights? 4. How to connect RGB color changing led strip lights with a connector? 5. How to know what your led strip light is? How to choose the correct SMD led for your strip? Which is the brightest SMD LED? What does SMD 5050 mean? How many lumens is a 5050 SMD LED? How to know what type of LED strip? What is the difference between 2835 and 5050 LED? |
►COB led strip light
| 1. What is COB? 2. What is the COB production process? 3. Different types of COB strip lights 4. What is the difference between COB and SMD led strip lights? 5. What is the difference between COB and LED? 6. Are COB led strips better? 7. How to cut and connect COB led strips? 8. How to install COB led strip lights? 9. Can COB light strips use aluminum channels? 10. Why choose superlightingled? |
►Led neon lights
| 1. What is led neon light? 2. What are neon led lights used for? 3. Are led neon lights good? 4. How to choose led neon rope lights? 5. Are led neon ropes use DC or AC? 6. Can you change the light-emitting angle or the luminous way of neon led strip? 1. How to cut led neon lights 2. Can led neon lights be connected? 3. Easy 7 steps to make led neon lights 4. How to install led neon rope? |
►Addressable led strip
| Ultimate Guide to Choosing the Right Addressable LED Strip What is an addressable LED strip? Can you cut addressable LED strips? How to judge if an LED strip is individually addressable? How to choose the best DC12V addressable led strips? How to choose the best DC5V digital led strips? How to choose the right IC for your project? Which IC is most commonly used? How do I know my IC type? How do I know if my IC is good or bad? How many types of IC are there? |
►Color, color temperature, and CRI
| The Color Difference Between Warm White 2700K, 3000K, 4000K, 6000K Pure White and 7000K Cool White 1. What is color temperature? 2. What color temperature is right for me? • 2700K VS 3000K • How obvious is the difference between 2700K and 3000K? • Warm White 3000K VS Natural White 4000K VS Daylight White 6000K • Warm White VS Cool White 3. Enjoy 2700K, 4000K, 6000K 4. Further Reading: How to install Warm White LED light strip? How to choose the right color for your led strip lights? - 1. How many colors are in LED strip lights? 2. What do LED light colors mean? 3. Why do white LED light turns to yellow? 4. Why are your led strip lights not the same color? 5. What is the most relaxing color for LED lights? 6. What color led lights is best for sleeping? 7. Are led lights bad for your eyes? 8. Is cool white or warm white better for eyes? 1. What is the best color temperature? 2. Does color temperature keep the same as time goes by? 3. What color temperature is best for night? 4. Led strip lights about color temperature,CCT VS RGBW VS RGBCCT; What is color rendering index? 1. What is CRI in led lights? 2. How to choose the right CRI when buying led strip lights? 3. What is the relationship between CRI and brightness? 4. Is higher CRI better? High CRI VS Low CRI; 5. How to find CRI value? |
Led strip light connection
| How to connect led strip lights? 1. How to connect led strip lights together? 2. How to connect LED light strips without connectors? 3. How to solder wires to LED strips? 4. How to connect LED strips without soldering? 5. Which one is better between soldering and using a connector? 6. How to connect mutiple led strip lights? 7. How many LED strip lights can you connect? How to connect led strip to the power supply? 1. Ensuring the working voltage and power first 2. How to hardwire led strip lights? 3. Can I connect multiple LED strips to the same LED power supply? How to wire led strip lights? How to wire single color led strip lights? How to wire tunable white/CCT led strip lights? How to wire RGB color changing led strip lights? |
Controller for led strip lights
| How to choose led strip light controllers? 1. WIFI controller 2. RF controller 3. IR controller 4. Bluetooth controller 5. Remote control and panel control 6. Single color controller and multi-color controller 7. DMX512 controller 8. SPI controller 9. DALI controller 10. 0/1-10V dimmer 11. Triac series 12. Sonsor series |
Led power supply
| How to calculate power for led strip lights? 4 steps to calculate the power you need Performance And Reasons Of LED Voltage Drop How to choose led strip light power supply? 1. Alternating current power supply VS Direct current power supply 2. Constant current power supply VS Constant voltage power supply 3. How to choose the best led power supply for your led strip light? |
Led strip light installlation
| How to install led strip lights? What accessories will be needed? 1. Adhesive installation for IP20 and IP65 led strip lights 2. How to choose the right led tape? 3. Can IP20 and IP65 led strip lights use aluminum profiles? 4. How to use aluminum profiles? 5. Mounted clip installation for IP67 and IP68 light strips How to install LED sensor stair lights? Lighting Up Your Stairs With LED Strip Lights Ideas How to install led strip lights on TV? How to install led strip lights outdoor? |
Accessories
| How to choose led strip light connectors? 1. Are all LED light strip connectors the same? 2. How do LED strip lights connectors work? 3. What connectors do you need for LED strip lights? 4. What are the different kinds of LED connectors? 5. How to choose the right connector for your led strip lights? Ultimate Guide on Aluminum Profile for LED Strip Lighting 1. What are aluminium profiles used for? 2. Why choose aluminum profiles? 3. Different types of LED aluminum profiles 4. LED aluminum profile VS COB LED strips 5. How to install LED aluminum channels? 6. How To Get Ideal Light Diffuser For Your LED Strip? 7. Add Black Aluminum LED Light Diffusers For Your Home Lighting 8. How To Find The Right Aluminum LED Light Strip Diffuser Channel? |




