MC4 H-Branch 3-to-1 Branch Joiner Solar Connector Pair
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Description
Optimize Your Solar Array with the MC4Y 3-to-1 Branch Joiner Connector Pair
Maximize the efficiency and expandability of your solar PV system with reliable, robust MC4Y branch joiner connectors. Designed to combine the output of up to three solar panels into a single string, these connectors reduce wiring complexity and simplify array expansion — ideal for both professional installers and DIY enthusiasts.
Key Features
Effortless Expansion: Connect up to three solar panels into a single string, reducing wiring complexity and installation time.
Superior Durability: UV-resistant PPO insulation with tin-plated copper terminals built to withstand harsh outdoor environments, extreme temperatures, and prolonged sun exposure.
IP67 Waterproof Rated: Complete protection against dust and water ingress with a secure snap-in locking mechanism to prevent accidental disconnection.
Optimized Performance: Supports parallel or series configurations to maximize inverter efficiency and overall system power output.
MC4 Standard Compatible: Fully compatible with standard MC4 connectors, meeting international safety and performance standards.
Specifications
| Contact Material | Copper, Tin Plated |
| Suitable Current | 30A |
| Rated Voltage | 1000V (TUV), 600V (UL) |
| Test Voltage | 6KV (TUV 50Hz, 1min) |
| Contact Resistance | <0.5mΩ |
| Degree of Protection | IP67 |
| Temperature Range | -40°C to +85°C |
| Flame Class | UL94-V0 |
| Safety Class | II |
| Pin Dimensions | Φ4mm |
| Insulation Material | PPO |
Return policy
Our goal is for every customer to be totally satisfied with their purchase. If this isn't the case, let us know and we'll do our best to work with you to make it right.
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We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.
Manufacturing
Our products are manufactured both locally and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.