Solarika.co.uk
Pair of MC4 T-branch cable connectors / plugs for solar panels and photovoltaic systems
Art: T-MC4
Description
PHOTONIC UNIVERSE CONNECTORS
MC4 T-Branch Cable Connectors
Pair for Solar Panels & PV Systems | Expand Your Array
Optimise your solar photovoltaic (PV) system with this essential pair of MC4 T-branch cable connectors. Designed for seamless integration, these connectors enable you to efficiently link two solar panels in parallel or create more complex T-junction configurations within larger energy arrays. They provide a reliable and durable connection, crucial for expanding your solar power setup.
Each pair includes one connector with a male input to two female outputs and another with a female input to two male outputs, ensuring correct polarity for positive and negative string connections. Their robust, weatherproof design ensures consistent performance in outdoor environments, making them a vital component for any solar installation.
COMPATIBILITY NOTE: These connectors are exclusively for MC4 systems and are not compatible with other connector types like MC3.
Key Features
| ▶ Parallel Connection: Designed to link two solar panels in parallel for increased current output. |
| ▶ Complete Pair: Includes one male-to-two-female and one female-to-two-male connector for full array wiring. |
| ▶ Universal MC4 Compatibility: Works with standard MC4 connectors from Photonic Universe and most other brands. |
| ▶ Weatherproof Design: Fully waterproof and dust-tight (IP67 rated) for reliable outdoor performance. |
| ▶ Easy Installation: Simple plug-and-play connection for quick and secure assembly. |
| ▶ Durable Construction: Built with high-quality, UV-resistant materials for long-term outdoor use. |
Technical Specifications
| Parameter | Value |
|---|---|
| Connector Type | MC4 T-Branch (2-to-1) |
| Configuration | 1 Male to 2 Female & 1 Female to 2 Male |
| Rated Voltage | 1000V DC |
| Rated Current | 30A |
| Protection Degree | IP67 |
| Contact Material | Copper, Tin-plated |
| Insulation Material | PPO |
| Temperature Range | -40°C to +85°C |
| Cable Compatibility | 2.5mm², 4mm², 6mm² (14/12/10 AWG) |
| Certifications | TÜV, CE |
System Integration Notes
MC4 T-branch connectors are fundamental for expanding the capacity of your solar array. By allowing two solar panels to be connected in parallel, they effectively combine the current output while maintaining the system voltage. This is particularly useful for increasing the power generation of an existing system or designing new arrays with specific current requirements. The pair ensures you have the necessary male and female configurations for both positive and negative connections, simplifying the wiring process.
Their robust design and high electrical ratings ensure stable and safe power transmission, minimising energy loss and enhancing overall system efficiency. The self-locking mechanism provides a secure connection that resists accidental disconnection, vital for long-term outdoor reliability.
Typical Applications
| Application | Description |
|---|---|
| Residential Solar Installations | Expanding home solar arrays by connecting additional panels in parallel. |
| Off-Grid Systems | Increasing power output for cabins, sheds, or remote power solutions. |
| Caravan & Motorhome Solar | Adding more solar panels to leisure vehicles for extended power autonomy. |
| Commercial PV Arrays | Creating complex T-junction configurations in larger commercial solar installations. |
Built-In Protection Functions
These MC4 T-branch connectors are engineered with safety and durability in mind. They feature a robust, UV-resistant housing that protects against environmental degradation and extreme temperatures. The IP67 rating ensures they are fully protected against dust ingress and temporary immersion in water, preventing corrosion and maintaining electrical integrity in all weather conditions. A secure snap-in locking mechanism prevents accidental disconnections, reducing the risk of arcing and ensuring a stable, long-lasting connection for your solar system.
Common Questions
What are MC4 T-branch connectors used for?
They are used to connect two solar panels in parallel, combining their current output to increase the overall power of a solar array while maintaining the system voltage. They are also suitable for creating T-junctions in more complex PV systems.
Are these connectors compatible with all solar panels?
These MC4 T-branch connectors are universally compatible with all solar panels that use standard MC4 connectors. They are not compatible with older MC3 connectors or other non-MC4 types.
How do I install these connectors?
Installation is designed to be straightforward. Simply align the corresponding male and female MC4 connectors from your solar panels and cables and push them together until they click and lock securely. While simple, a crimping tool is recommended for optimal cable termination into the MC4 connectors themselves for a tight and reliable fit.
Are they suitable for outdoor use?
Yes, these connectors feature a fully waterproof and dust-tight design with an IP67 rating, making them highly suitable for continuous outdoor use in various weather conditions, including rain, high winds, and UV exposure.
Installation Notes
- Ensure correct polarity when connecting panels to avoid system damage.
- Always make sure connections are fully seated and locked to maintain weatherproofing and electrical integrity.
- For optimal performance and safety, use appropriate crimping tools for cable termination into MC4 connectors.
- Consider professional installation for complex or high-voltage solar arrays.
- Regularly inspect connections for any signs of wear or damage, especially in harsh environments.
Before You Buy
- Verify your existing solar panels and cables use standard MC4 connectors for compatibility.
- Confirm the voltage and current ratings of your solar array are within the specifications of these connectors.
- Plan your solar array layout to determine the exact number and type of connectors required.
- For professional installations, be aware that some regulations (e.g., NEC 2020) may require connectors to be from the same manufacturer or explicitly listed as intermateable.
Please verify all specifications and compatibility requirements for your specific solar system before purchase. Consult a qualified installer for complex setups.
Have a question?
Testimonials
Product recommendations