Eco-Worthy 12AWG 1 Pair Solar MC4 Y Parallel Branch Connectors MFF&FMM Pair are UL Listed. Compatible with solar connector. Simple and quick installation. Used to connect multiple solar panels or groups of solar panels together in a solar field. The unique design offers greater directional ease in laying out the branch lines. Load capability with big current and high voltage. Good ability of resistance and machine shocking. Eligible plastic material has marvelous performances of high low temperature, fireproof, anti-Ultraviolet rays and applied to the long-time operation outside.

Y Parallel Branch Connectors MFF
Technical Specifications
Y Parallel Branch Connectors MFF
Model:
12AWG
Rated Current:
30A
Test Voltage:
6000V
Included in the Box
Frequently Asked Questions
Are Eco-Worthy batteries safe for home use?
+
All Eco-Worthy batteries use LiFePO4 chemistry, one of the safest lithium technologies available. Our Cubix 100 batteries are UL1973 & UL9540A listed and meet CEC standards, Built-in BMS protection prevents overcharge, overheating, and short circuits—making it ideal for residential energy storage.
Will it work with my inverter/solar system?
+
Yes. Our batteries are designed to be widely compatible with most 48V inverters and solar systems used in U.S. homes. For best performance, we recommend checking your inverter’s communication protocol or contacting our support team before purchase.
How much power do I actually need for my home?
+
It depends on your usage: 5–10 kWh → essentials (fridge, lights, WiFi); 10–20 kWh → partial home backup; 20 kWh+ → whole-home coverage; Our systems are scalable, so you can start small and expand anytime.
Can I expand the system later?
+
Absolutely. Eco-Worthy batteries support parallel expansion, allowing you to increase capacity as your energy needs grow—without replacing your existing system.
What kind of warranty and support do you offer?
+
We provide up to a 10-year warranty on key battery models, along with U.S.-based support. Our team assists with installation guidance, troubleshooting, and system planning to ensure a smooth experience.









