{"id":195880,"date":"2026-10-14T08:00:39","date_gmt":"2026-10-14T06:00:39","guid":{"rendered":"https:\/\/newmobility.news\/?p=195880"},"modified":"2026-10-14T11:34:49","modified_gmt":"2026-10-14T09:34:49","slug":"acc-reaches-five-million-battery-cells-but-is-it-enough","status":"publish","type":"post","link":"https:\/\/newmobility.news\/fr\/2026\/10\/14\/acc-reaches-five-million-battery-cells-but-is-it-enough\/","title":{"rendered":"ACC atteint les cinq millions de cellules de batterie, mais est-ce suffisant ?"},"content":{"rendered":"<p>La soci\u00e9t\u00e9 Automotive Cells Company (ACC) a c\u00e9l\u00e9br\u00e9 la production de sa cinq-millioni\u00e8me cellule de batterie fabriqu\u00e9e en France, alors m\u00eame que son actionnaire Stellantis s'appr\u00eate \u00e0 suspendre temporairement la production dans deux usines en raison d'un approvisionnement insuffisant en batteries. Ainsi, derri\u00e8re le faste des salons automobiles, la production de masse comporte encore quelques b\u00e9mols.<b><\/b><\/p>\n<p>Comment un fournisseur de batteries peut-il respecter ses engagements contractuels tout en laissant son plus gros client \u00e0 court de batteries ? Telle est la question d\u00e9licate qui p\u00e8se sur Automotive Cells Company (ACC), la coentreprise entre Stellantis, Mercedes-Benz et Saft, filiale de TotalEnergies.<\/p>\n<h4>Approvisionnement insuffisant<\/h4>\n<p>Au Salon de l'automobile de Paris, ACC a fi\u00e8rement pr\u00e9sent\u00e9 sa cinq-millioni\u00e8me cellule fabriqu\u00e9e en France. Cette \u00e9tape est importante pour une entreprise cr\u00e9\u00e9e dans le but d'aider l'Europe \u00e0 r\u00e9duire sa d\u00e9pendance vis-\u00e0-vis des fabricants asiatiques de batteries. Pourtant, \u00e0 peine deux semaines auparavant, Stellantis avait annonc\u00e9 des arr\u00eats temporaires de production dans ses usines fran\u00e7aises de Sochaux et de Rennes.<\/p>\n<p>La raison ? Une capacit\u00e9 insuffisante des batteries pour les SUV \u00e9lectriques \u00e0 grande autonomie, c'est-\u00e0-dire pr\u00e9cis\u00e9ment les v\u00e9hicules qui reposent sur la technologie d\u00e9velopp\u00e9e en interne par ACC.<\/p>\n<h4>V\u00e9hicules concern\u00e9s<\/h4>\n<p>ACC affirme respecter les d\u00e9lais de livraison convenus. Cela ne contredit pas n\u00e9cessairement les plaintes de Stellantis. Il se peut que le fabricant de batteries respecte ses engagements contractuels tout en produisant un nombre insuffisant de cellules pour r\u00e9pondre \u00e0 la demande impr\u00e9vue concernant certains mod\u00e8les.<\/p>\n<p>Parmi les v\u00e9hicules concern\u00e9s figurent les Peugeot E-3008 et E-5008 \u00e9lectriques, ainsi que la Citro\u00ebn C5 Aircross. Ils font partie d'une gamme plus large de neuf mod\u00e8les Stellantis fournis par ACC, parmi lesquels l'Opel Grandland, la Jeep Compass, la Lancia Gamma, ainsi que les DS N\u00b07 et N\u00b08.<\/p>\n<p>Ces v\u00e9hicules rev\u00eatent une importance strat\u00e9gique, d'autant plus que les constructeurs europ\u00e9ens s'efforcent de convaincre les familles de se tourner vers les SUV \u00e9lectriques. Mais les clients qui optent pour les versions offrant la plus grande autonomie ont d\u00fb faire face \u00e0 des retards pouvant aller jusqu'\u00e0 huit mois.<\/p>\n<h4>Avec l'aide de la Chine<\/h4>\n<p>En f\u00e9vrier dernier encore, ACC produisait, selon certaines sources, \u00e0 peine assez de batteries pour 1 000 voitures par mois. L'entreprise \u00e9tait confront\u00e9e \u00e0 des taux de rebut \u00e9lev\u00e9s dans son usine \u00ab gigafactory \u00bb de Billy-Berclau\/Douvrin, dans le nord de la France.<\/p>\n<p>Des sp\u00e9cialistes chinois des batteries ont \u00e9t\u00e9 sollicit\u00e9s pour aider \u00e0 surmonter les probl\u00e8mes de fabrication, ce qui constitue une ironie de mauvais go\u00fbt pour une entreprise fond\u00e9e en partie sur l'ind\u00e9pendance technologique europ\u00e9enne.<\/p>\n<p>Tout porte \u00e0 croire que cette intervention, associ\u00e9e aux am\u00e9liorations industrielles plus g\u00e9n\u00e9rales mises en \u0153uvre par ACC, porte ses fruits. D'apr\u00e8s les derniers chiffres de l'entreprise, la production de modules pour le seul mois de septembre a presque \u00e9gal\u00e9 sa production totale pour l'ann\u00e9e 2025.<\/p>\n<p>Selon l'ACC, les taux de rejet se rapprochent \u00e9galement des objectifs fix\u00e9s, bien que l'organisme n'ait pas communiqu\u00e9 les pourcentages r\u00e9els. Il est donc difficile de d\u00e9terminer dans quelle mesure l'usine est en passe d'atteindre des rendements comp\u00e9titifs de mani\u00e8re constante.<\/p>\n<h4>Prochain d\u00e9fi<\/h4>\n<p>Les cinq millions de cellules produites \u00e0 ce jour ont permis d'\u00e9quiper pr\u00e8s de 40 000 voitures \u00e9lectriques. Il s'agit d'une r\u00e9alisation concr\u00e8te, mais modeste au regard de l'ampleur de l'industrie automobile europ\u00e9enne.<\/p>\n<p>L'entreprise doit d\u00e9sormais relever un nouveau d\u00e9fi. Outre son premier bloc de production, qui approvisionne Stellantis, un deuxi\u00e8me bloc, qui apportera une capacit\u00e9 annuelle suppl\u00e9mentaire de 12,9 GWh, devrait entrer en service en 2027.<\/p>\n<p>Son client sera Mercedes-Benz, l'autre actionnaire d'ACC issu du secteur automobile. Un troisi\u00e8me bloc sera ajout\u00e9 lors de la phase finale afin d'atteindre une production annuelle d'environ 60 GWh. Cette expansion implique qu'ACC doit am\u00e9liorer les performances de ses lignes de production existantes tout en mettant en service de nouvelles lignes. Ce n'est pas une t\u00e2che ais\u00e9e en Europe.<\/p>\n<p>Allan Swan, PDG de l'ACC, a profit\u00e9 de cette \u00e9tape importante que repr\u00e9sente la production de cinq millions de cellules pour affirmer que l'Europe est capable d'industrialiser \u00e0 grande \u00e9chelle les technologies de pointe en mati\u00e8re de batteries. Il a toutefois appel\u00e9 \u00e0 la mise en place d'un cadre r\u00e9glementaire permettant aux fabricants europ\u00e9ens de rivaliser \u00e0 armes \u00e9gales.<\/p>\n<h4>Y aura-t-il suffisamment de cellules pour r\u00e9pondre \u00e0 la demande de l'UE ?<\/h4>\n<p>La question de savoir si l'Europe finira par produire suffisamment de batteries pour r\u00e9pondre aux besoins de sa propre industrie automobile reste controvers\u00e9e. L'Association des constructeurs europ\u00e9ens d'automobiles (ACEA) a averti en septembre que la production locale pourrait ne pas atteindre les objectifs de localisation propos\u00e9s.<\/p>\n<p>L'organisation environnementale Transport &amp; Environment conteste cette \u00e9valuation, affirmant que des capacit\u00e9s suffisantes pourraient \u00eatre disponibles si les projets pr\u00e9vus se concr\u00e9tisaient.<\/p>\n<p>Jusqu'\u00e0 pr\u00e9sent, ACC a d\u00e9montr\u00e9 sa capacit\u00e9 \u00e0 fabriquer en Europe des cellules de batterie NMC de pointe, et sa production s'acc\u00e9l\u00e8re. Il lui reste toutefois \u00e0 prouver qu'elle est capable de les produire de mani\u00e8re fiable, \u00e0 des conditions comp\u00e9titives et dans les quantit\u00e9s exig\u00e9es par ses clients.<\/p>","protected":false},"excerpt":{"rendered":"<p>Automotive Cells Company (ACC) has celebrated its five-millionth French-made battery cell, just as shareholder Stellantis prepares to temporarily halt production at two factories because of insufficient battery supplies. So, behind the motor show glamour, mass production still has some caveats. How can a battery supplier meet its contractual commitments and still leave its biggest customer [&hellip;]<\/p>\n","protected":false},"author":715,"featured_media":195885,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\r\n\r\n{excerpt}\r\n\r\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[77162,77160,28,16,77169,4],"tags":[],"class_list":["post-195880","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-batteries","category-china","category-europe","category-industry","category-market","category-top-stories-today"],"acf":[],"featured_image_urls_v2":{"full":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=2560%2C1527&ssl=1",2560,1527,false],"thumbnail":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=150%2C150&ssl=1",150,150,true],"medium":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=300%2C179&ssl=1",300,179,true],"medium_large":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=640%2C382&ssl=1",640,382,true],"large":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=640%2C382&ssl=1",640,382,true],"1536x1536":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=1536%2C916&ssl=1",1536,916,true],"2048x2048":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=2048%2C1221&ssl=1",2048,1221,true],"trp-custom-language-flag":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=18%2C12&ssl=1",18,12,true],"related-thumb":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=640%2C480&ssl=1",640,480,true],"gform-image-choice-sm":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=300%2C300&ssl=1",300,300,true],"gform-image-choice-md":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=400%2C400&ssl=1",400,400,true],"gform-image-choice-lg":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=600%2C600&ssl=1",600,600,true],"mailchimp":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?fit=560%2C334&ssl=1",560,334,true],"unipress-phone":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=640%2C100&ssl=1",640,100,true],"unipress-tablet":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=1536%2C240&ssl=1",1536,240,true],"unipress-tablet-portrait":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=1536%2C180&ssl=1",1536,180,true],"unipress-tablet-landscape":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=2048%2C180&ssl=1",2048,180,true],"unipress-smartphone":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=1080%2C168&ssl=1",1080,168,true],"unipress-wide-screen":["https:\/\/i0.wp.com\/newmobility.news\/wp-content\/uploads\/2026\/10\/Automotive_Cells_Company_ACC_battery-scaled.png?resize=2560%2C180&ssl=1",2560,180,true]},"post_excerpt_stackable_v2":"<p>Automotive Cells Company (ACC) has celebrated its five-millionth French-made battery cell, just as shareholder Stellantis prepares to temporarily halt production at two factories because of insufficient battery supplies. So, behind the motor show glamour, mass production still has some caveats. How can a battery supplier meet its contractual commitments and still leave its biggest customer short of batteries? That is the awkward question hanging over Automotive Cells Company (ACC), the joint venture between Stellantis, Mercedes-Benz and TotalEnergies subsidiary Saft. Insufficient supply At the Paris Motor Show, ACC proudly displayed its five-millionth cell manufactured in France. The milestone is significant for&hellip;<\/p>\n","category_list_v2":"<a href=\"https:\/\/newmobility.news\/fr\/category\/batteries\/\" rel=\"category tag\">Batteries<\/a>, <a href=\"https:\/\/newmobility.news\/fr\/category\/china\/\" rel=\"category tag\">China<\/a>, <a href=\"https:\/\/newmobility.news\/fr\/category\/europe\/\" rel=\"category tag\">Europe<\/a>, <a href=\"https:\/\/newmobility.news\/fr\/category\/industry\/\" rel=\"category tag\">Industry<\/a>, <a href=\"https:\/\/newmobility.news\/fr\/category\/market\/\" rel=\"category tag\">Market<\/a>, <a href=\"https:\/\/newmobility.news\/fr\/category\/top-stories-today\/\" rel=\"category tag\">Top Stories Today<\/a>","author_info_v2":{"name":"Piet Andries","url":"https:\/\/newmobility.news\/fr\/author\/piet-andriesgmail-com\/"},"comments_num_v2":"0 comments","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ACC reaches five million battery cells but is it enough? - newmobility.news<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/newmobility.news\/fr\/2026\/10\/14\/acc-reaches-five-million-battery-cells-but-is-it-enough\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ACC reaches five million battery cells but is it enough? - newmobility.news\" \/>\n<meta property=\"og:description\" content=\"Automotive Cells Company (ACC) has celebrated its five-millionth French-made battery cell, just as shareholder Stellantis prepares to temporarily halt production at two factories because of insufficient battery supplies. 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