Waterproof IP68 Cable Connector, 0.5–1.5mm², 3-Pin, 17.5A

Brief Overview

This hermetic 3-pin cable connector delivers true IP68 waterproof protection for low-voltage field installations, outdoor applications, and moisture-critical environments. The inline design accommodates standard conductor sizes (0.5–1.5mm²) with integrated locking security and thermal resilience across extreme temperature ranges. For distributors stocking environmental sealing solutions, this connector addresses the gap between basic crimp connectors and fully sealed junction boxes—making it an essential accessory for professional installations. Consider pairing this with bulk crimp terminal assortments for a complete connector ecosystem offering.

Key Features

• IP68 Hermetic Rating: Full waterproof and dust-tight performance; rated for temporary submersion and sustained outdoor exposure
• 3-Pin Configuration: Supports three independent conductor circuits per connector; standard for control circuits, sensor networks, and low-power distribution
• Locking Security Mechanism: Integrated bayonet-style lock prevents accidental disconnection during vibration or handling
• Thermal Resilience: Operational range of -40°C to +105°C covers cold-climate outdoor deployments and high-ambient industrial environments
• Color-Coded Terminal Inserts: Internal contact carriers are color-differentiated for rapid assembly verification and field troubleshooting
• Screw-Terminal Design: Direct wire clamping (no pre-crimped terminals required); accommodates stranded and solid conductors within the 7–10mm overall wire diameter specification

Business Advantages for Resellers

Market Demand: Environmental sealing connectors are increasingly specified in renewable energy installations (solar junction boxes, wind farm sensors), automotive aftermarket harnesses, and outdoor lighting networks. This three-conductor format aligns with standard control circuits in these sectors.

Inventory Efficiency: Single SKU covers the entire 0.5–1.5mm² sweet spot—the most common low-voltage cable range. Reduces shelf complexity compared to offering multiple connector types.

Margin Sustainability: Hermetic connectors command 40–60% higher margin than standard splices due to IP68 certification and assembly complexity. Suitable for both bulk distribution and bundled project packages.

Installation Speed: Screw-terminal assembly (no crimping tools required) accelerates field deployment and reduces labor cost for your end-customers—a selling point that drives repeat orders.

Technical Specifications

Specification	Value
Protection Class	IP68 (waterproof, dustproof)
Number of Pins	3
Wire Cross-Section Range	0.5–1.5 mm²
Overall Wire Diameter	7–10 mm
Maximum Current	17.5 A per pin
Maximum Voltage	400 V AC/DC
Operating Temperature Range	-40°C to +105°C
Connector Diameter	21 mm
Connector Length	77 mm
Weight	0.027 kg
Material	Black nylon (body & glands); yellow silicone sealing ring; internal stainless-steel contacts
Sealing Design	O-ring compression via threaded gland tightening

Typical Applications

• Outdoor Lighting Networks: Weatherproof junction points for LED arrays and landscape fixtures
• Renewable Energy: Sensor and control harnesses in solar combiner boxes and wind turbine nacelles
• Automotive Aftermarket: Waterproof relay modules and trailer harness splices
• Industrial Automation: Environmental sealing for sensor arrays in wash-down facilities and coastal installations
• Telecommunications Infrastructure: Field-rated cable splices for outdoor cabinet interconnections

Assembly & Installation Notes

1. Strip 7–10 mm of insulation from each conductor
2. Insert wires into color-coded terminal inserts via the threaded glands
3. Tighten gland retainers by hand to compress sealing O-rings
4. Mate both halves and engage locking bayonet until fully seated
5. Verify tactile "click" confirmation of the security lock

The screw-terminal design allows field adjustment without specialized crimping equipment—a practical advantage in remote or emergency deployment scenarios.

Call to Value

This connector bridges the cost-performance gap between disposable inline splices and expensive sealed junction enclosures. For resellers, it represents a high-margin, fast-moving product with broad applicability across utility, renewable energy, and outdoor industrial segments. Stock depth of 50–100 units per SKU will support both direct project sales and emergency field repair orders.