{"id":531,"date":"2025-09-23T01:41:48","date_gmt":"2025-09-23T01:41:48","guid":{"rendered":"https:\/\/ovartech.com\/?post_type=product&p=531"},"modified":"2026-03-19T03:49:29","modified_gmt":"2026-03-19T03:49:29","slug":"bidirectional-11kw-obc-3kw-dc-dc","status":"publish","type":"product","link":"https:\/\/ovartech.com\/fr\/product\/bidirectional-11kw-obc-3kw-dc-dc\/","title":{"rendered":"Bidirectional 11kW OBC 3kW DC-DC Converter 550-850VDC for LiFePO4 Battery"},"content":{"rendered":"

Bidirectional 11kW OBC 3kW DC-DC (550-850VDC) for LiFePO4 Battery<\/span><\/strong><\/span><\/p>\r\n

Our Bidirectional 11kW OBC 3kW DC-DC (550-850VDC) is specially designed for LiFePO4 battery systems in electric vehicles.<\/span><\/div>\r\n
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This Bidirectional 11kW OBC 3kW DC-DC unit integrates advanced power conversion technology to meet the strict requirements of new energy vehicles. The Ovartech CAD112DF800-14302B is an integrated high-frequency two-in-one unit featuring the Bidirectional 11kW OBC 3kW DC-DC, a 11kW charger for LiFePO4 batteries and a 3kW DC-DC converter. This integrated OBC and DC-DC converter solution significantly saves installation space, reduces product weight and wiring complexity, while effectively minimizing the overall costs of inventory management, on-site installation and after-sales service for electric vehicle applications.<\/span><\/div>\r\n
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The CAD112DF800-14302B Bidirectional 11kW OBC 3kW DC-DC series is exclusively engineered for electric vehicle LiFePO4 battery charging scenarios, with high efficiency, structural robustness and charging safety as core design goals. Boasting a wide AC input voltage range of 304~456V, this OBC converter is perfectly adaptable to global power grid standards, making it an ideal choice for international EV markets. Its high-efficiency charging performance greatly cuts down energy consumption and makes the whole charging process more economical. Equipped with an intelligent charging mode, this Bidirectional 11kW OBC 3kW DC-DC can automatically adjust the output voltage through CC\/CV\/cut off modes to match the charging requirements of LiFePO4 batteries. It also features comprehensive multi-protection functions during charging, including short-circuit, over-voltage, over-current and over-temperature protection, to ensure the safe and stable operation of the battery system. The built-in CAN-bus interface enables real-time data transmission, sending charging process, interlock connection status, as well as disconnection and error alarm messages to the Vehicle Control Unit (VCU) via the Battery Management System (BMS) accurately and timely.<\/span><\/div>\r\n
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Choosing our Bidirectional 11kW OBC 3kW DC-DC means you get a reliable and efficient power solution for your EV LiFePO4 battery system. The CAD112DF800-14202B charger series, paired with the Bidirectional 11kW OBC 3kW DC-DC, fully complies with international charging standards SAE J1772 and IEC 61851, and reaches IP67 protection grade. It can operate stably in various harsh and critical working environments of electric vehicles, with excellent dust and water resistance, and is well-suited for LiFePO4 battery charging systems of various electric vehicle models with our Bidirectional 11kW OBC 3kW DC-DC.<\/span><\/div>\r\n
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Bidirectional 11kW OBC with 3kW DC-DC Specification<\/span><\/strong><\/h2>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
Model :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\nCAD112DF800-14302B<\/span><\/td>\r\n<\/tr>\r\n
Power :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n11 kW + 3 kW<\/span><\/td>\r\n<\/tr>\r\n
OBC input :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n\r\n

304-456 V CA 32 A, triphas\u00e9<\/span><\/p>\r\n

176-264 V CA 32 A, monophas\u00e9<\/span><\/p>\r\n<\/td>\r\n<\/tr>\r\n

OBC output :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n550-850 V CC 19 A<\/span><\/td>\r\n<\/tr>\r\n
DC DC input :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n550-850 V CC<\/span><\/td>\r\n<\/tr>\r\n
DC DC output :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n14 V 215 A<\/span><\/td>\r\n<\/tr>\r\n
DC-AC output :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n220 V 16 A<\/span><\/td>\r\n<\/tr>\r\n
Cooling :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\nrefroidissement par liquide<\/span><\/td>\r\n<\/tr>\r\n
Dimension :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n417 \u00d7 270 \u00d7 98 mm<\/span><\/td>\r\n<\/tr>\r\n
Weight :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\n12 kg<\/span><\/td>\r\n<\/tr>\r\n
IP rate :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\nIP67<\/span><\/td>\r\n<\/tr>\r\n
Interface :\u00a0 \u00a0<\/span><\/strong><\/span><\/td>\r\nCANbus<\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n

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Bidirectional 11kW OBC with 3kW DC-DC Detials<\/span><\/strong><\/h3>\r\n\r\n\r\n\r\n
\"Bidirectional<\/a><\/td>\r\n\"Bidirectional<\/a><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n
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FAQ<\/strong><\/span><\/p>\r\n

Q : \u00cates-vous une soci\u00e9t\u00e9 commerciale ou un fabricant ?<\/span><\/strong><\/span>
R : Nous sommes un fabricant.<\/span><\/p>\r\n

Q : Quel est votre d\u00e9lai de livraison ?<\/span><\/strong><\/span>
R : En g\u00e9n\u00e9ral, il faut compter 5 \u00e0 10 jours si les marchandises sont en stock. Si elles ne sont pas en stock, il faut compter 6 semaines, en fonction de la quantit\u00e9.<\/span><\/p>\r\n

Q : Quel est le principal avantage technique de vos produits ?<\/span><\/strong><\/span>
R : Nous utilisons une technologie de contr\u00f4le num\u00e9rique, qui facilite les mises \u00e0 niveau \u00e0 distance et permet une production enti\u00e8rement automatis\u00e9e.<\/span><\/p>\r\n

Q : Quelles sont vos capacit\u00e9s en mati\u00e8re d'essais techniques et de validation ?<\/span><\/strong><\/span>
R : Nous vous r\u00e9pondrons dans les deux heures et r\u00e9soudrons le probl\u00e8me dans les 24 heures.<\/span><\/p>\r\n

Q : Quelles sont vos conditions de paiement ?<\/span><\/strong><\/span>
A : Pr\u00e9paiement 100%.<\/span><\/p>\r\n

Q : Qu'est-ce que la quantit\u00e9 minimale de commande (MOQ) ?<\/span><\/strong><\/span><\/p>\r\n

A : 1 unit\u00e9.<\/span><\/p>\r\n

Q : Acceptez-vous les personnalisations ?<\/span><\/strong><\/span><\/p>\r\n

R : Oui, les services OEM et ODM sont tous pris en charge.<\/span><\/p>\r\n

Q : Fournissez-vous un \u00e9chantillon gratuit avant la commande ?<\/span><\/strong><\/span><\/p>\r\n

R : En r\u00e8gle g\u00e9n\u00e9rale, vous devez payer pour cela.<\/span><\/p>\r\n

Q : Quelle est votre politique en mati\u00e8re d'\u00e9chantillons ?<\/span><\/strong><\/span><\/p>\r\n

R : Nous pouvons fournir l'\u00e9chantillon si nous avons les pi\u00e8ces en stock, les clients doivent payer le co\u00fbt de l'\u00e9chantillon et les frais d'exp\u00e9dition.<\/span><\/p>\r\n

Q : Testez-vous tous vos produits avant leur livraison ?<\/span><\/strong><\/span><\/p>\r\n

R : Oui, nous effectuons un test 100% avant la livraison. Si n\u00e9cessaire, nous pouvons envoyer un rapport d'inspection avant la livraison.<\/span><\/p>\r\n

Q : Comment \u00e9tablir une relation commerciale durable et fructueuse ?<\/span><\/strong><\/span><\/p>\r\n

R : 1. Nous maintenons une bonne qualit\u00e9 et des prix comp\u00e9titifs afin de garantir les int\u00e9r\u00eats de nos clients.<\/span><\/p>\r\n

\u00a0 \u00a0 \u00a02. Nous respectons chaque client comme un ami et nous faisons sinc\u00e8rement des affaires et nous nous lions d'amiti\u00e9 avec eux, peu importe d'o\u00f9 ils viennent.<\/span><\/p>\r\n<\/figure>\r\n

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