Sapphire Energy
MC4 Solar Cable Connectors — Weatherproof Pair
MC4 Solar Cable Connectors — Weatherproof Pair
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MC4 Solar Connectors Pair
These affordable, generic MC4 connectors are the go-to choice for solar panel wiring. Each set includes both the male and female housings plus matching pins, making them ideal for quick installs, replacements, or extending your solar array. Built to industry standards and rated for 30A continuous current, they deliver the reliability and weatherproofing you need without breaking the bank.
With self-sealing cable glands and IP67-rated O-ring protection, these connectors keep out dust and water for long-lasting performance in off-grid, RV, marine, or cabin environments. Designed for 14–10 AWG cable, they’re easy to crimp, lock, and connect — ensuring a secure fit every time.
Why You’ll Love These
- Complete set — Includes both male & female housings, plus pins.
- Rated for 30A — Built to safely handle typical solar currents.
- Weatherproof IP67 — O-ring seal helps keep out dust and water.
- Self-sealing gland — Secure cable entry without extra fittings.
- Wide wire range — Fits 14–10 AWG solar cable with ease.
- Affordable & reliable — Generic, cost-effective, and dependable for everyday use.
Product Details
| Product Type | MC4 solar connector pair (male & female) |
| Included |
1× male housing + pin |
| Current Rating | Up to 30A |
| Cable Size Range | 14–10 AWG solar cable |
| Ingress Protection | IP67 (when properly mated and sealed) |
| Typical Use Cases | Panel leads, extensions, array connections, and field repairs |
| Suitable Environments | Off-grid, RV, marine, cabin, and outdoor solar systems |
⚠️ Important: Always test and verify proper connection after installation. It’s also good practice to carry out periodic inspections of your electrical connections to ensure long-term safety and reliability.
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The C4 Solar Cable Connectors are very well made and feel solid and durable. They fit securely, create a tight weather-resistant connection, and perform exactly as expected for outdoor solar use.
Installation was quick and straightforward, with a locking mechanism that holds firmly once connected. The materials feel high quality and designed to last.
A big thank-you to Russ for providing a great product and a smooth buying experience. I would definitely recommend these connectors to anyone looking for reliable, professional-grade solar connections.