Help & Support

How can we help you?

Welcome to our help center. You can find answers about products, ordering, installation, payment, and returns. contact us directly.

Need help choosing cables?

Use our compatibility resources to pick the right cable set for your battery brand and layout.

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Installation videos

Watch step-by-step videos to install your battery cables safely and correctly.

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Technical sheets

Download technical specifications for our cable kits and connectors.

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Orders & Shipping

What is the delivery time?

Typical delivery times are 2-3 business days in France, 4-7 in the EU, and 7-14 internationally.

How can I track my order?

Use your shipping email tracking link or check your account order history.

Do you ship internationally?

Yes. Shipping cost depends on destination and parcel weight.

Products & Specifications

Which cables should I choose for Pylontech batteries?

For most setups, 25mm² parallel cables are recommended (0.45m, 1m, or 2m by layout).

Are your cables compatible with BYD and Goodwe?

Yes. Our cable kits are widely used with BYD and Goodwe installations.

Why choose your cables over generic cables?

Authentic connectors, suitable cable section, high-purity tinned copper, and durable insulation.

Installation & Guides

How do I install batteries in parallel correctly?

Power off batteries, set addressing correctly, connect communication links, then power cables, then inverter.

How do I choose cable length?

Choose the shortest practical length without strain on connectors.

Can I parallel batteries from different brands?

No. Mixing brands/models is strongly discouraged for BMS and safety reasons.

Account & Payment

How do I create an account?

Open My Account, register, complete your details, then validate your email.

Which payment methods do you accept?

Card, PayPal, and bank transfer for eligible orders.

How can I get my invoice?

PDF invoice is available by email and in your account order history.

Returns & Warranty

What is your return policy?

You can return eligible items within 14 days if unused and in original packaging.

What warranty do you provide?

Products include commercial warranty against manufacturing defects.

What if I receive a damaged product?

Quick Troubleshooting

Common checks for battery cable installations:

Intermittent connection

Check connectors are fully locked.
Inspect connector pins for damage.
Verify correct polarity.

Cable heating

Check current load against cable rating.
Confirm all contacts are fully engaged.
Inspect for short circuit risk.

BMS errors

Check power cable parallel links.
Check communication links.
Verify battery addressing settings.

Uneven voltage

Check initial state of charge.
Tighten all terminal connections.
Use same model/capacity batteries.