France assembles the vehicle. The harness has to be there first, and complete.
We supply connectors, terminals and seals into French automotive programmes and the harness suppliers that feed them, at the end of the market standard distribution cannot cover.
Send a part numberWhy France matters to us
French harness demand is anchored to a small number of very large assembly sites. Stellantis builds at Sochaux, Mulhouse, Poissy and Rennes. Renault builds at Douai, Maubeuge, Sandouville and Cleon. Toyota builds at Valenciennes. Together those plants account for something like 70 to 75 percent of French harness demand through direct Tier 1 supply.
The industrial geography follows the assembly plants. Harness and component work concentrates in Hauts-de-France near the Stellantis and Toyota sites, in Grand Est serving Renault and Stellantis, and in Auvergne-Rhone-Alpes. The French wire harness market is estimated at somewhere between 2.8 and 3.2 billion euros for 2026.
The supplier map has moved underneath that demand. Leoni acquired the Valeo wire-harness business, whose customers included Renault and the PSA brands now inside Stellantis, which consolidated a large slice of French harness programmes into a German-headquartered group. The practical effect for a French buyer is that the harness may be managed from one country, assembled in another, and still expected on a French dock on the original date.
That is the gap we work. Harness Code is an independent distributor based in Sofia, dealing in shortage, allocation and obsolete connectivity parts: terminal series on allocation, connectors quoted at forty weeks, housings discontinued mid-programme. We are not an authorised or franchised reseller, which is what lets us go looking outside the channel that already said no. We avoid counterfeit material through verified sourcing channels, date and lot-code checks, and original packaging where it exists, and we do not issue a certificate of conformance as a guarantee of authenticity.
The plants this market runs on
The public vehicle assembly sites that set French harness demand, and the supplier tier that feeds them. We supply the connectors, terminals and seals at the shortage and obsolete end of that chain.
Stellantis
Assembly at Sochaux, Mulhouse, Poissy and Rennes. Multiple brands on shared platforms, which multiplies the number of connector families in play at once.
Renault
Assembly at Douai, Maubeuge, Sandouville and Cleon. Douai and Cleon sit at the centre of the group's electrification programmes.
Toyota
Assembly at Valenciennes in Hauts-de-France, inside the same supplier catchment as the northern Stellantis sites.
Leoni
Acquired the Valeo wire-harness business, whose customers included Renault and the PSA brands. A large share of French harness programmes now sits inside that group.
Valeo and Forvia
The two largest French-headquartered suppliers. Their electrical and electronic content is where connector demand accumulates on a French programme.
Plants listed are public manufacturing sites in France. Named customer references appear only with written permission.
Intra-community, so the paperwork is short and the clock runs on the part.
France and Bulgaria are both in the European Union, so there are no customs formalities and no import duty on the shipment. Standard EU road freight covers most of what we send, air freight covers the rest, and when a line is already down we coordinate hand-carry with a named person on the shipment until it is on your dock. French-language support is available on request.
Line down? Crisis sourcing →Common questions on supplying France
01Do you deliver to France?
Yes. France and Bulgaria are both EU member states, so the consignment travels as an intra-community delivery. No customs entry, no import duty, and nothing at the border that can quietly add days to a lead time.
02Which connector brands do you supply into French programmes?
TE Connectivity, Aptiv and legacy Delphi, Yazaki, Sumitomo Electric, JST and Molex at the core, with around forty more brands sourced on request. Send the manufacturer and the part number and we will tell you what the market actually looks like for it.
03Can you help with a legacy platform that is out of production?
Yes. Obsolete and end-of-life connectivity is one of the two things we specialise in. Aftermarket and service obligations outlive the assembly line, and the parts that support them stop being easy to buy long before the obligation ends.
04Are you an authorised distributor?
No. We are an independent distributor and we are direct about it. Working outside the franchised channel is what lets us reach allocated and discontinued parts, and it also means we describe the documentation that travels with a part honestly rather than implying a factory guarantee.
05Do you speak French?
French-language support is available on request. Most procurement teams prefer to run the inquiry in English so the part numbers and date codes stay unambiguous, and we will work either way.