Solar cable red 50m 4mm² IEC62930 – SOLR450 for reliable PV installations
Description
Product information
The SOLR450 solar cable (50 metres, 4mm²) in red is the ideal cable by the metre for photovoltaic projects that require flexible and secure cabling over medium distances. With a length of 50 metres, this reel offers sufficient range for string cabling on rooftops or for connecting module fields to the inverter. The red colouring ensures standard-compliant identification of the positive pole (+), making installation clear and minimising connection errors.
Certified according to the international standard IEC 62930, this cable meets the highest requirements for safety and durability. It is specially designed for harsh outdoor conditions and, thanks to its high-quality material composition, ensures efficient energy transmission over the entire service life of your solar system.
Highlights at a glance
- Certified standard: Complies with IEC 62930 (H1Z2Z2-K), guaranteeing maximum suitability for photovoltaic direct current systems up to 1500V.
- Generous range: 50 metres in one piece enable continuous installation without additional plug connections between module and technical room.
- Clear polarity: The red outer insulation ensures a clear visual separation of the positive conductor, increasing safety during installation and maintenance.
- Weather & UV resistant: The high-quality XLPO double insulation provides long-lasting protection against embrittlement caused by sunlight, ozone and severe weather.
- Optimum conductivity: The finely stranded conductor made of tinned copper offers excellent corrosion protection and consistently low contact resistance.
- High thermal load capacity: Reliable operation in a wide temperature range from -40°C to +90°C.
Areas of application
The SOLR450 is the ideal choice for a variety of installation scenarios:
- Single-family homes & roof systems
- Perfect for connecting solar modules to the inverter if installed in the basement or utility room.
- Balcony solar systems & garden systems
- Ideal for installations where a greater distance needs to be covered between the panels and the feed-in point.
- Mobile solar systems
- Used in independent systems for tiny houses or larger motorhomes where certified industrial quality is valued.
Assembly & safety instructions
- Professional connection
- Use only high-quality MC4 connectors when assembling and ensure precise crimping using a specialised solar crimping tool.
- Mechanical fixation
- Secure the cable at regular intervals with UV-resistant cable ties to minimise mechanical stresses caused by wind or its own weight.
- Avoidance of standing water
- Lay the cable so that it is not permanently in standing water (e.g. in depressions on flat roofs) to maximise protection of the insulation.
Features
| Model / SKU | **SOLR450** |
| Conductor cross-section | **4.0 mm²** |
| Delivery form | **50 metre ring** |
| Colour | Red (positive pole) |
| Rated voltage | DC: 1.5 kV / Max. 1.8 kV |
| Conductor material | Copper, tinned (finely stranded) |
| Temperature range | -40°C to +90°C (ambient) |
| Certificates | **IEC 62930 / EN 50618 (H1Z2Z2-K)** |
| Special feature | Halogen-free & short-circuit proof |
FAQs about solar cable red 50m 4mm²
Why is the IEC 62930 certification important?
It guarantees longevity in PV systems. This standard ensures that the cable is halogen-free, flame-retardant and specially designed to withstand stresses from high DC voltages and UV light. This sets it apart significantly from conventional installation cables.
Is 4mm² sufficient for a 50 metre cable?
Yes, for moderate currents. In a typical module string with high voltages, voltage drop at 50 metres and 4mm² is generally completely negligible. With systems with very low voltages (e.g. 12V), however, the voltage drop should be checked in advance.
Is the cable resistant to acids and alkalis?
Yes. The XLPO insulation provides good resistance to chemical influences, which is particularly advantageous for installations near industrial areas or in agriculture (ammonia exposure).
Properties
| Cross-section of the conductor: | 4.00 mm² |
|---|---|
| Nominal voltage: | 0.6 / 1kV AC |
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