CNP31 Waterproof Gel Wire Connector Junction Box – Outdoor Use

$17.88 $20.20

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Waterproof Gel Wire Connector – CNP31 Junction Box for Underground & Outdoor Cable

Keep your electrical connections safe, dry, and reliable with this Waterproof Gel Wire Connector (CNP31). Designed for underground cabling, garden lighting, irrigation systems, and outdoor electrical installations, this junction box uses a gel-filled enclosure to create a fully sealed, moisture-proof connection — no tools, no tapes, no fuss.

Whether you're splicing outdoor power cables, burying landscape wiring, or extending garden fixtures, this connector delivers a professional-grade waterproof seal that protects against water ingress, soil moisture, and harsh weather conditions.

Key Features

Fully Waterproof Gel Seal: The silicone-based gel inside the housing completely encapsulates wire joints, blocking moisture and corrosion.
Multi-Specification Compatibility: Accepts a range of wire gauges, making it versatile for various cable types and applications.
CNP31 / CMK Block Design: Engineered to work as a reliable junction box for direct burial and outdoor use.
High-Voltage Rated: Suitable for connections above 50V AC or 75V DC (EU LVD compliant).
Durable Plastic Housing: Green-colored, sturdy plastic construction resists impact and UV exposure.
Easy Installation: Simply insert the wires and close the housing — the gel does the rest, sealing the connection instantly.
No Additional Tape or Resin Needed: Self-contained waterproofing solution in a single compact unit.

Specifications

Material: Plastic
Color: Green
Voltage Rating: High Voltage – Above 50V AC or 75V DC
Battery Included: No
Wireless Functionality: No
Country of Origin: Made in Mainland China

Package Contents

1 × Waterproof Gel Wire Connector (CNP31 Junction Box)

Note: Sizes shown are approximate. Please allow 5–10 mm variance due to manual measurement. Colors may appear slightly different on-screen compared to the actual product due to monitor settings.

Frequently Asked Questions

Q: What is a waterproof gel wire connector used for?

A: A waterproof gel wire connector like the CNP31 is used to join electrical cables in wet, underground, or outdoor environments. The gel filling seals around the wire splice, preventing moisture, dirt, and corrosion from compromising the connection — ideal for garden lighting, buried irrigation wiring, and outdoor power extensions.

Q: Is this CNP31 junction box suitable for direct burial underground?

A: Yes. The gel-sealed housing is designed specifically for direct burial applications. The waterproof gel completely encapsulates the wire connection, making it resistant to soil moisture and water ingress when used underground.

Q: What wire sizes does this connector fit?

A: This is a multi-specification connector compatible with a range of wire gauges. Please refer to the product images for exact cable diameter specifications, as compatibility may vary by variant selected.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.

We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.