Solar Panel Extension Cable 20ft 10AWG MC4 Connectors, Pair

10AWG solar panel extension cable delivers low-resistance power transfer while giving you the reach to place panels and components where you need them. This 20 ft (6.1 m) dual-wire extension comes pre-terminated with MC4-style male and female connectors for fast, secure plug-and-play hookups. Built with tinned copper conductors and tough XLPE insulation, it’s made for outdoor solar arrays, RV systems, off-grid setups, and rooftop installations.

• Delivers efficient conductivity with tinned copper conductors to help reduce voltage drop over longer runs.


• Includes 1 pair of pre-installed male/female MC4-style connectors for quick, tool-free connections.


• Handles demanding solar loads with 10AWG (6 mm²) wire, rated up to 30A and DC 1500V.


• Protects connections outdoors with IP67-rated waterproof and dustproof sealing.


• Resists heat, UV, and chemicals with XLPE insulation for reliable use in harsh environments.

When your solar layout needs extra distance without compromising durability, this extension lead keeps installation clean and straightforward. The locking connector design helps prevent accidental disconnects, while the rugged jacket supports long-term outdoor routing across roofs, racks, sheds, or battery stations. Ideal for expanding existing solar systems, reorganizing cable paths, or simplifying panel-to-controller runs. Grab yours today and finish your solar wiring with the length and rating your setup demands.

• Length: 20 ft / 6.1 m


• Wire gauge: 10AWG / 6 mm²


• Type: Dual-wire (red/black)


• Conductor material: Tinned copper


• Insulation/Jacket: XLPE


• Rated current: 30A


• Rated voltage: DC 1500V


• Protection rating: IP67


• Operating temperature: -40°F to 221°F / -40°C to 105°C


• Net weight: 2.25 lb / 1.02 kg