The Three-Port Round Weatherproof Connector is a miniature, environment-resistant round coupling that permits one incoming cable to branch safely toward two outgoing devices while maintaining complete dirt-repelling and liquid-blocking protection. This connector serves as a neat, standards-compliant branching node for outdoor LED luminaires, photovoltaic module strings, sensing elements, small-scale motors, and field-level power taps without requiring circuits to travel back to a central distribution panel.
| Parameter | Value |
|---|---|
| Number of contacts | 2 / 3 / 4 (most common: 3 contacts) |
| Rated current | 10 A - 20 A (3-contact power) / 4 A (M12 4-contact signal) |
| Rated voltage | 300 V / 600 V AC (universal) / 250 V (M12 A-code) |
| Environmental protection | IP67 baseline, IP68 optional (when mated and capped) |
| Acceptable cable diameter | PG7 4-6.5 mm / PG9 6-8 mm / special up to 11 mm |
| Wire cross-section | 0.5-2.5 mm² (20-14 AWG) screw type |
| Contact resistance | ≤ 5 mΩ |
| Insulation resistance | ≥ 100 MΩ @ 500 V DC |
| Dielectric strength | 1500-4000 V AC / 1 min |
| Operating temperature | -40°C to +85°C (up to +105°C variant) |
| Housing material | PA66+GF, PBT, nickel-brass, 316 stainless steel option |
| Mating cycle life | ≥ 500 cycles (plastic), ≥ 2000 (LP16-class) |
| Compliance marks | RoHS, CE, UL/CCC cable option, IEC 61076-2-101 (M12 version) |
Compared to traditional solutions, this connector offers significant benefits: