Solar DC cable are very common in making extension cables for solar panels. Extension cables are made by crimping MC4 plugs at the ends of the wire. There are usual amounts like 1 or 2 pairs to choose from.
eBay
Renogy Portable Solar Panel 200W IP65 Waterproof Foldable Solar Panel Power Backup Solar Charger for
Aliexpress UK
1 x MC4 Connector consists of 1 x male and 1 x female connector, which can join together. These connectors are crimp connectors. TuV Approved Solar Cable 4mm or 6mm H1Z2Z2-K. Choose from 4mm² or 6mm² Solar Cable, in Red or Black.
eBay
5pcs Mini Solar Panel 2/1.5/3/5V 120/150/130/60mA Solar Panel With Wires Outdoor Waterproof Charge
Aliexpress UK
Test voltage: 6kV (50 Hz) Approvals: IP67 protecting grade, safety class ii, flame class UL94-V0 Contact resistance: ≤5mΩ Insertion/withdrawal force: ≤50N / ≥50N Locking system: Snap-in Diameter: 6mm² Max. amps per conductor: 55A / 70A Max. voltage: 600V Temperature rating: -40°C to 120°C Connectors insulation material: PC/PA Connectors contact material: copper, silver-plated Wire conductor material: bare copper Wire insulation material: cross-linked Polyethylene (XLP) Package Includes: 1x (Black) Solar Panel Extension Cable With Connector 1x (Red) Solar Panel Extension Cable With Connector.
eBay
800W Foldable Solar Panel Portable 6-fold Solar Panels Charger USB 5V DC Full Time Power Solar Panel
Aliexpress UK
You will get pair of MC4 connectors with each cable length. You will get: Length of the solar cable + Pair MC4 Connectors. Range of solar cable 4mm, 6mm - photovoltaic cable, solar panel cable, TUV solar cable, rheinland approved cable, solar panel cables, solar cables.
eBay
30W 5V Solar Panel Outdoor Solar Cells Charger USB/Type-C Solar Panels Waterproof Solar Cells
Aliexpress UK
Colour: BLK. D.C Resistance Conductor 2.50mm2 ≤ 7.98 Ω/km. Inner Conductor： Flexible Tinned Copper Wire. 6.00mm2 ≤ 3.30 Ω/km. 4.00mm2 ≤ 4.95 Ω/km. (UV Resistant). Electrical Characteristics. Minimum Installation Temperature： -5°C.
eBay
X-DRAGON Portable Foldable Solar Panel 12V 18V 40W USB Solar Battery Charger Solar Cells Outdoor
Aliexpress UK
Colour: BLK. D.C Resistance Conductor. Inner Conductor: Flexible Tinned Copper Wire. 6.00mm2 ≤ 3.30 Ω/km. Electrical Characteristics.
eBay
Plug and Play Complete 800w balcony solar system Kit with battery and inverter solar panel
Aliexpress UK
Range of solar cable, 2.5mm, 4mm, 6mm, 10mm, 16mm, 25mm, photovoltaic cable, solar panel cable, TUV solar cable, rheinland approved cable, solar panel cables, solar cables. Our cable range of TUV-Rheinland approved solar cable is used extensively in photovoltaic systems for connection to solar modules and inverters.
eBay
600W 400W 200W solar panel kit comeplete plug and play system 220v photovoltaic panel home power
Aliexpress UK
Range of solar cable 6mm - photovoltaic cable, solar panel cable, TUV solar cable, rheinland approved cable, solar panel cables, solar cables. Our cable range of TUV-Rheinland approved solar cable is used extensively in photovoltaic systems for connection to solar modules and inverters.
eBay
ALLPOWERS Portable Foldable Solar Panel Charger USB DC 18V 200W Solar Panel Kit for Laptops RV Power
Aliexpress UK