IP68 Waterproof Electrical Connector – Marine & Car Wiring

IP68 Waterproof Electrical Connector with Threaded Locking Design

Keep your wiring safe, secure, and completely weatherproof with this heavy-duty IP68 Waterproof Electrical Connector. Designed for both marine and automotive applications, this connector features a robust double-layer sealing ring and adjustable threaded locking nut that delivers outstanding protection against water, dust, and corrosion — even in the harshest outdoor environments.

Key Features

• IP68 Waterproof Protection: Double-layer sealing rings plus an adjustable nut provide superior waterproofing, dustproofing, and rust resistance — ideal for rain, humidity, and dusty outdoor settings.
• Quick & Easy No-Solder Installation: No soldering required. Simply strip 9–12 mm of wire, insert, and clamp. Compatible with 0.1–4.0 mm² wire gauges in 2, 3, 4, or 5-core configurations — beginner-friendly!
• High Electrical Performance: Supports up to 32A current and 400V voltage with stable conductivity and no overheating — suitable for outdoor lighting, garden equipment, security systems, and more.
• Durable & Secure Build: Constructed from high-strength, flame-retardant PA plastic that resists extreme temperatures (−40°C to 85°C) and impacts. Threaded locking design ensures long-term stability in demanding conditions.
• Integrated Wall-Mountable Base: Tidy up your wiring with the built-in fixed base design. Eliminates leakage and short-circuit risks, ideal for LED lights, charging stations, and outdoor electrical projects.
• Versatile Configurations: Available in M20 5-core, M20 4-core, 16mm 5-core, 16mm 4-core, 16mm 3-core, and 16mm 2-core wiring terminal options.

Specifications

• Material: PA (Polyamide) – Flame-retardant
• Wire Compatibility: 0.1–4.0 mm² (9–12 mm cable diameter)
• Rated Power: 32A / 400V
• Temperature Range: −40°C to 85°C
• Options: M20 5-core, M20 4-core, 16mm 5-core, 16mm 4-core, 16mm 3-core, 16mm 2-core
• Waterproof Rating: IP68
• Country of Origin: Made in China

Package Includes

• 1 × Waterproof Electrical Connector
• 1 × Wiring Terminals

Perfect For

• Marine & boat wiring
• Automotive & car electrical systems
• Outdoor LED lighting installations
• Garden & landscape equipment
• Security camera systems
• EV charging stations

Looking to complete your toolkit? Check out related products: 1/2" Drive 8-Piece Hex Short Socket Set – Vanadium Steel, 10-Pc Hex Nut & Bolt Extractor Kit 9–19mm, and 105° Right Angle Driver with 1/4" Hex Screwdriver Bit.

Note: Please allow 1–3 cm variation due to manual measurement. Actual color may vary slightly from screen to screen.

Learn more: OSHA on eye and face protection

Frequently Asked Questions

Q: Is this waterproof electrical connector suitable for use on boats and marine environments?

A: Yes! The IP68-rated waterproof electrical connector features double-layer sealing rings and a threaded locking nut that provide excellent protection against water ingress, making it perfectly suited for marine, boat, and other wet outdoor environments.

Q: Do I need special tools or soldering skills to install this connector?

A: No soldering is needed. Simply strip 9–12 mm of wire insulation, insert the wire into the connector, and clamp it down. The no-solder design makes this connector accessible even for beginners with no prior electrical experience.

Q: What wire sizes and core configurations are compatible with this connector?

A: This waterproof electrical connector is compatible with wire gauges of 0.1–4.0 mm² (with 9–12 mm cable diameter). It is available in 2-core, 3-core, 4-core, and 5-core configurations in M20 and 16mm sizes to suit a wide range of wiring applications.

Q: What is the maximum current and voltage this connector can handle?

A: This connector supports up to 32 amps of current and 400 volts, with stable conductivity and no overheating under rated conditions — making it suitable for outdoor lighting, charging stations, security systems, and similar electrical setups.

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.