Pair of 4-to-1 MC4 Y-branch cable assemblies for paralleling solar panels and small PV arrays. Includes one 4 male-to-1 female and one 4 female-to-1 male MC4 Y-branch (a 4-in-1 MC4 branch connector) for simple parallel wiring and PV combiner use.

These Y-branch adapters are ideal for paralleling panels, PV combiner use, and other parallel-wiring applications in rooftop or ground-mounted PV systems.

• Includes two assemblies: one 4 male-to-1 female and one 4 female-to-1 male MC4 Y-branch set.
• Input solar cable cross-section: 4 mm² (≈11 AWG); input cable length: 10 cm (3.94 in).
• Output solar cable cross-section: 10 mm² (≈7 AWG); output cable length: 10 cm (3.94 in).
• Cable connector type: MC4 — fully waterproof for outdoor use in all weather; branch adapter suitable for rooftop and ground-mounted PV installations.
• Simple plug-in installation; no specialised tools required. Check polarity before connection and ensure all contacts are clean and undamaged.