
Pair MC4 Solar Extension Cable 5 m 4.0 mm² | 4Boats
5QM40
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Regular price£29.99
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Pair of 5 m (16.4 ft) single-core solar extension leads with waterproof MC4 connectors for easy connection to most solar panels and charging kits.
- Length: 5 m (16.4 ft) — one lead with MC4 male, the other with MC4 female (waterproof)
- Conductor: tinned copper
- Cross section: 4.0 mm² (≈12 AWG)
- Conductor resistance: 5.09 Ω/km (20°C)
- Insulation and jacket: 120°C XLPE
- Working temperature range: -40°C to +120°C
- Certification: TUV
- Outer diameter: 6.1 mm (0.24 in)
- Designed for higher power rating — suitable for many off-grid 12 V systems (guideline up to about 160 W) and for on-grid panels at higher voltages (typical 30–60 V)
Compatible with most MC4-equipped panels and solar charging kits; store coiled, avoid tight bends and sharp kinks to maintain longevity.
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