



Complete MC4 solar connector kit for building or upgrading your solar wiring. Includes 6 male connectors, 6 female connectors, crimp contacts, and 2 MC4 tightening tools. Designed for clean, reliable connections in 12V, 24V and 48V solar systems.
MC4 connectors are the standard for solar panel wiring.
This kit allows you to:
• build custom solar cables
• replace damaged connectors
• adapt or extend your installation
It helps avoid loose connections, voltage drops and unreliable wiring often seen in improvised setups.
Installation is straightforward:
• strip the cable
• crimp the contact
• insert into the connector
• lock the housing
The included MC4 tools ensure proper tightening and sealing for long-term reliability.
Compatible with:
• solar panels with MC4 connectors
• MPPT and PWM charge controllers
• inverters and battery systems
Supports cable sizes 2.5 / 4 / 6 mm², covering most marine, RV and off-grid installations.
Built for demanding conditions:
• IP67 waterproof (mated)
• UV-resistant housing
• tinned copper contacts (anti-corrosion)
Suitable for marine environments, vibration, humidity and temperature variations.
• custom solar cable assembly
• panel extension or upgrade
• replacement of worn connectors
• boat, van and off-grid solar systems
| Kit contents | 6× MC4 male, 6× MC4 female, 12× contacts, 2× MC4 tools |
| Rated current | 30 A (DC) |
| Max voltage | 1000 V DC |
| Waterproof rating | IP67 (connected) |
| Cable size | 2.5 / 4 / 6 mm² |
| Contact resistance | ≤ 1 mΩ |
| Materials | Tinned copper contacts, UV-resistant PPO housing, EPDM seals |
| Operating temperature | -40 °C to +90 °C |
| Tightening torque | ≈ 2.5 – 3 Nm (MC4 tool) |
| Standards | IEC 62852 |
| Compatibility | MC4 solar panels, MPPT/PWM controllers, DC/AC inverters |
Discover tips, tricks, and detailed instructions on using our product in our dedicated blog post. Learn about setup, operation, and optimization to get the most out of your purchase.

