Solar Cable Extension Kit with MC4 connectors available in 2x1 meter and 2x3 meter lengths for marine and photovoltaic applications. Baywatt
Spécifications pour le kit de rallonge solaire montrant un câble en cuivre étamé H1Z2Z2-K avec des connecteurs MC4 avec certificat TUV - anti-uv et étanche Baywatt
2x1 meter Solar Cable Extension Kit with MC4 connectors for easy plug-and-play solar installations PV421A Baywatt
Kit de rallonge solaire de 2x3 mètres avec connecteurs MC4, idéal pour étendre les connexions de panneaux solaires pour bateau et yacht PV423A Baywatt

KIT - 2pcs Solar Cable Extension (Pre-Wired)

SKU: PV421A
8.50€
8.50€
Length: 2x1 meter
Subtotal: 8.50€

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Solar cable accessory

Solar Cable Extension Kit with MC4 Connectors

Pre-assembled solar extension cables with standard MC4 connectors, designed for fast, clean, and reliable installation. Ideal for extending solar panel connections or linking panels to an MPPT charge controller.

This extension kit is a practical spare to keep on board or in your installation kit. It comes ready to use, with male and female MC4 connectors already fitted, so you can extend your solar wiring quickly without extra assembly.

Available in 2 x 1 meter and 2 x 3 meters, it gives you the flexibility to adapt your layout, improve cable routing, or create more distance between your solar panels and charge controller.

Pre-assembled Standard MC4 4mm² tinned copper IP67 1000V DC / 30A

Made for Fast Solar Extensions

When you need extra reach between a panel and a controller, or when your installation layout changes, a ready-made extension kit saves time and avoids unnecessary complexity. This kit gives you a simple plug-and-play solution with standard MC4 compatibility.

For boats, vans, off-grid systems, and mobile solar setups, this is the kind of spare that is always useful to have on hand.

Key Features

Fully Assembled and Ready to Use
No extra preparation needed. Connect and extend your solar wiring in seconds.
Standard MC4 Connectors
Compatible with most common solar installations using MC4-type connections.
High-Quality Tinned Copper
Supports strong conductivity and better durability in marine and outdoor environments.
Flexible 4mm² Cable
Easy to route through tight spaces while maintaining the capacity needed for solar applications.
UV-Proof and Waterproof
Designed for outdoor exposure with IP67 protection and dependable long-term performance.
Up to 30A / 1000V DC
Suitable for both panel extensions and MPPT controller wiring within compatible system limits.

Best Uses

Solar panel extension

Add extra reach between your panel and the rest of your installation without modifying your original wiring.

MPPT charge controller wiring

Create a clean and reliable connection between your solar panels and charge controller.

System expansion

Useful when upgrading or reorganizing a solar setup on a boat, van, or off-grid installation.

Pairing with MC4 Y-splitters

Works well with 2-way or 3-way Y junctions when adding extra panels to your solar array.

Recommended Accessories

  1. Choose the right cable length for your installation layout.
  2. Confirm compatibility with your solar system voltage and current.
  3. Use with standard MC4 solar components for the best fit.
  4. For system expansion, combine with Y-junction splitters where needed.

Specifications

Kit Reference Cable Length Cable Specifications Connectors Included Max Voltage / Current
PV421A 2 x 1 meter H1Z2Z2-K, 4mm², 5.8mm diameter, flexible 2 MC4 (Male / Female) 1000V DC / 30A Max
PV423A 2 x 3 meters H1Z2Z2-K, 4mm², 5.8mm diameter, flexible 2 MC4 (Male / Female) 1000V DC / 30A Max
Both kits are pre-assembled and designed for standard MC4 solar installations.
How to use :

Discover tips, tricks, and detailed instructions on using our product in our dedicated blog post. Learn about setup, operation, and optimization to get the most out of your purchase.


Link to the blog