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SuperLightingLED
SUPERLIGHTINGLED CO., LTD
Web: www.superlightingled.com
Email: [email protected]
Date: 2026-11-03 | ID: 3957

3PIN Transparent Waterproof Male And Female Plug Extension Wires Terminal Connector

MODEL: 3PIN-WTC-EW
Price based on selections below:
$2.50
Select Length:3.28ft (1 meter) (Base)
Select Pins:3 Pin (Base), 4 Pin
Select Wire Size:22AWG (0.34mm²) (Base)
AvailabilityIn Stock
ConditionBrand New
Technical Specifications

Create reliable, weather-resistant connections for your outdoor and landscape lighting projects with the 3PIN-WTC-EW Transparent Waterproof Extension Wire. This male-and-female plug set provides a secure, easy-to-use solution for extending power to your LED strips in damp or wet environments. Unlike standard black connectors, its crystal-clear housing offers a discreet, professional finish that blends seamlessly into any installation, preserving the aesthetics of your design. Available in both 3-pin and 4-pin configurations, it's a versatile choice for a wide range of CCT, RGB, and addressable LED strip lights. Each side comes pre-wired with a 1-meter (3.28ft) length of durable 22AWG copper wire, simplifying your setup and ensuring a stable connection right out of the box.

Key Features

Discreet Transparent Housing

The clear PVC body provides a clean, unobtrusive look, making it ideal for aesthetically sensitive installations.

Superior Weatherproofing

Engineered for high-frequency AC/DC use in outdoor settings, protecting connections from moisture, dust, and the elements.

Versatile Pin Options

Available in 3-pin for CCT & addressable strips and 4-pin for standard RGB LED strips, covering a wide range of lighting needs.

Secure Male-to-Female Lock

Ensures a tight, reliable electrical connection that won't disconnect accidentally from vibration or movement.

Ready to Install

Includes a 1-meter (3.28ft) extension on both male and female ends, pre-wired with 22AWG copper for immediate use.

3PIN Transparent Waterproof Male And Female Plug Extension Wires Terminal Connector - photo 1
Close-up of the transparent male waterproof connector, available in 3-pin and 4-pin.
3PIN Transparent Waterproof Male And Female Plug Extension Wires Terminal Connector - photo 2
Close-up of the transparent female waterproof connector with secure locking design.
3PIN Transparent Waterproof Male And Female Plug Extension Wires Terminal Connector - photo 3
The male and female plugs shown connected to create a tight, weatherproof seal.
3PIN Transparent Waterproof Male And Female Plug Extension Wires Terminal Connector - photo 4
Example of the transparent waterproof connector extending an outdoor LED strip light.

Product Specifications

ParameterDetails
Product Model3PIN-WTC-EW
Connector TypeMale-to-Female Extension Wire Pair
Pin Options3-Pin, 4-Pin
Total Length (per side)1 meter / 3.28 feet
Wire Gauge22AWG (0.34mm²)
Housing MaterialPVC
Housing ColorTransparent
Contact MaterialCopper
Interface TypeAC/DC
ShapeRound

Application Scenarios

Outdoor Landscape & Garden Lighting Perfect for creating secure, waterproof splices between sections of LED strip lights used for pathways, decks, patios, and garden accents. The transparent design minimizes visual impact on architectural features.
Architectural & Facade Illumination Extend LED lighting runs on building exteriors, under eaves, or for signage. The robust, weatherproof connection ensures long-term performance in exposed conditions.
Marine, RV & Automotive Provides a reliable, moisture-resistant connection for custom 12V or 24V LED lighting systems in boats, campers, and vehicles where connections are subject to humidity and vibration.
Indoor Wet Areas Ideal for use in bathrooms, kitchens, or under cabinets where steam, splashes, and humidity could compromise standard connectors.

How to Install & Use This Waterproof Extension Connector

  1. Select the correct pin count (3-pin or 4-pin) to match your LED strip lights.
  2. Turn off all power to your lighting system before installation.
  3. Prepare the wires on your LED strip by stripping a small amount of insulation from each conductor.
  4. Splice the corresponding wires from the connector to your LED strip wires. For a fully waterproof connection, soldering and sealing with heat-shrink tubing is recommended.
  5. Align the male and female plugs, ensuring the pins and keyways are correctly oriented, and push them together firmly until they are fully seated.
  6. If applicable, tighten any threaded collars to secure the connection and ensure the waterproof seal is engaged.
  7. Restore power and test your lighting system to confirm a successful connection.
⚠ Precautions
  • Always disconnect power before cutting, splicing, or installing connectors.
  • Ensure the wire gauge (22AWG) is appropriate for the current load of your LED strip to prevent overheating.
  • To maintain the system's overall waterproof integrity, all wire splices must be individually sealed against moisture.

What's in the Box

  • ✓1 x Male Transparent Waterproof Connector with 1m Wire
  • ✓1 x Female Transparent Waterproof Connector with 1m Wire

Frequently Asked Questions

Q: What is the difference between the 3-pin and 4-pin versions?

A:The 3-pin version is typically used for tunable white (CCT) LED strips or some addressable LED strips (like WS2811/WS2812B). The 4-pin version is the standard for RGB color-changing LED strips.

Q: Why should I choose a transparent connector?

A:A transparent connector is ideal for installations where the connector might be visible. It offers a cleaner, more discreet appearance compared to standard black connectors, preserving the look of your design.

Q: Are these connectors fully submersible?

A:These connectors are designed to high waterproof standards suitable for outdoor rain and wet locations. For complete submersion, ensure any wire splices you make are also sealed to an IP68 rating.

Q: Can I extend the cable beyond the included 1 meter?

A:Yes, you can splice additional wire to extend the length. However, be mindful of voltage drop on long runs, which can cause dimming or color shifts in your LED strips.

Q: What tools do I need to install this connector?

A:You will need wire strippers to prepare your LED strip wires. For the most secure and waterproof connection, we recommend a soldering iron and heat-shrink tubing.

Q: Is this a terminal block connector?

A:This product serves as a pre-wired terminal connection point. It provides a secure, pluggable male/female link between two sets of wires, functioning similarly to a terminal strip but with enhanced waterproofing and convenience.

© 2026 SuperLightingLED. All specifications are subject to change without notice.