{"id":2059,"date":"2026-06-03T07:33:51","date_gmt":"2026-06-03T07:33:51","guid":{"rendered":"https:\/\/ovartech.com\/?p=2059"},"modified":"2026-06-03T07:53:03","modified_gmt":"2026-06-03T07:53:03","slug":"what-should-be-considered-for-dc-dc-converters","status":"publish","type":"post","link":"https:\/\/ovartech.com\/ja\/what-should-be-considered-for-dc-dc-converters\/","title":{"rendered":"In Commercial Vehicles, Industrial Vehicles, or Yachts, What Special Requirements Should Be Considered for DC-DC Converters in 2025?"},"content":{"rendered":"<h1 dir=\"auto\" style=\"text-align: center;\"><span style=\"font-size: 18pt; font-family: arial, helvetica, sans-serif;\"><strong>In Commercial Vehicles, Industrial Vehicles, or Yachts, What Special Requirements Should Be Considered for DC-DC Converters in 2025?<\/strong><\/span><\/h1>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">When deploying DC-DC Converters in commercial vehicles, industrial machinery, or marine vessels such as yachts, the requirements become significantly more demanding than in standard passenger EVs. These applications often involve harsh operating environments, high duty cycles, strict safety regulations, and unique power demands. Key considerations include higher vibration and shock resistance, wide temperature operation, enhanced ingress protection (IP67\/IP69K), galvanic isolation, EMC compliance, and long-term reliability under continuous heavy loads.<\/span><\/p>\n<table style=\"border-collapse: collapse; width: 100%; height: 24px;\">\n<tbody>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><span style=\"font-family: arial, helvetica, sans-serif;\"><a href=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8.jpg\"><img decoding=\"async\" class=\"lazyload size-fusion-800 wp-image-2060 aligncenter\" src=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-800x537.jpg\" data-orig-src=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-800x537.jpg\" alt=\"\" width=\"800\" height=\"537\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27800%27%20height%3D%27537%27%20viewBox%3D%270%200%20800%20537%27%3E%3Crect%20width%3D%27800%27%20height%3D%27537%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-18x12.jpg 18w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-200x134.jpg 200w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-300x201.jpg 300w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-400x268.jpg 400w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-500x336.jpg 500w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-600x403.jpg 600w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-700x470.jpg 700w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-768x516.jpg 768w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-800x537.jpg 800w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8-1024x687.jpg 1024w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/fZYM8.jpg 1168w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\"><strong>1. Environmental and Mechanical Durability<\/strong><\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Commercial trucks, construction equipment, and yachts operate in far more aggressive conditions than passenger cars.<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Vibration and Shock: Vehicles frequently encounter rough roads, off-road conditions, or constant wave motion at sea. DC-DC Converters must meet strict standards such as ISO 16750-3 (vibration) and IEC 60068-2-27 (shock).<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Temperature Extremes: Operating ranges often need to cover -40\u00b0C to +85\u00b0C (or even +105\u00b0C in engine compartments). Liquid cooling or advanced air cooling becomes essential.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ingress Protection: IP67 is the minimum; many marine and outdoor industrial applications require IP69K to withstand high-pressure water jets and dust.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ovar Tech addresses these challenges with its ruggedized DC-DC series (1kW\u20133kW), designed specifically for commercial and marine use, featuring reinforced aluminum housings and advanced potting technology for superior vibration resistance.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><strong><span style=\"font-size: 14pt;\">2. Voltage Platforms and Power Requirements<\/span><\/strong><\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Unlike passenger cars that typically use 12V auxiliary systems, commercial vehicles and yachts often require 24V or 48V architectures to support higher power loads such as hydraulic pumps, cranes, refrigeration units, winches, and navigation systems.<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Input voltage usually ranges from 48V\u2013800V from the main traction battery.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Output stability is critical \u2014 voltage ripple must be kept under 1% to protect sensitive electronics.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Peak power handling and continuous duty cycles are much higher. A delivery truck may demand sustained 2.5\u20133kW output for hours.<\/span><\/li>\n<\/ul>\n<p dir=\"auto\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ovar Tech\u2019s 2kW and 3kW DC-DC Converters are popular in this segment because they support both 24V and 48V outputs with excellent load regulation and efficiency above 95%.<\/span><\/p>\n<p dir=\"auto\"><span style=\"font-family: arial, helvetica, sans-serif;\"><strong><span style=\"font-size: 14pt;\">3. Safety and Isolation Requirements<\/span><\/strong><\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">In commercial and marine applications, galvanic isolation between high-voltage and low-voltage sides is mandatory for safety. Regulatory bodies such as ISO 26262 (ASIL-B\/C) for road vehicles and DNV \/ ABS standards for marine vessels impose strict functional safety requirements.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Additional protections needed include:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Reverse polarity protection<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Over-voltage, under-voltage, and short-circuit protection<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Redundant output monitoring<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">High insulation resistance (&gt;100M\u03a9)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ovar Tech\u2019s automotive-grade and marine-capable DC-DC modules incorporate reinforced isolation transformers and comprehensive protection circuits to meet these demanding safety levels.<\/span><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><span style=\"font-family: arial, helvetica, sans-serif;\"><a href=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa.jpg\"><img decoding=\"async\" class=\"lazyload aligncenter wp-image-2066 size-fusion-800\" src=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-800x452.jpg\" data-orig-src=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-800x452.jpg\" alt=\"DC-DC Converters\" width=\"800\" height=\"452\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27800%27%20height%3D%27452%27%20viewBox%3D%270%200%20800%20452%27%3E%3Crect%20width%3D%27800%27%20height%3D%27452%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-18x10.jpg 18w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-200x113.jpg 200w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-300x169.jpg 300w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-400x226.jpg 400w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-500x282.jpg 500w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-600x339.jpg 600w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-700x395.jpg 700w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-768x434.jpg 768w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-800x452.jpg 800w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-1024x578.jpg 1024w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa-1200x678.jpg 1200w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/3JyDa.jpg 1360w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\"><strong>4. EMC and Noise Considerations<\/strong><\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Heavy-duty vehicles and yachts contain numerous sensitive communication and navigation systems. DC-DC Converters must achieve high EMC performance (CISPR 25 Class 3 or higher) to avoid interfering with CAN networks, GPS, radar, or radio systems.<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ovar Tech pays special attention to EMI filtering and shielding in their commercial\/marine product lines, ensuring quiet operation even in electrically noisy environments.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\"><strong>5. Application-Specific Requirements<\/strong><\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Commercial Vehicles (Trucks, Buses, Vans)<\/span><\/strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Need high continuous power, fast transient response for sudden load changes (e.g., when powering tail lifts), and long service life (targeting 10\u201315 years or 500,000+ km).<\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Industrial Vehicles (Forklifts, Construction Machinery)<\/span><\/strong><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Require extreme dust and vibration resistance, ability to handle frequent start-stop cycles, and sometimes 48V output for electric actuators.<\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Yachts and Marine Vessels<\/span><\/strong><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Demand corrosion resistance (salt spray testing per ISO 9227), waterproofing, and compliance with marine certification (e.g., ISO 8846 for ignition protection). Bi-directional capability is increasingly requested for hybrid propulsion and hotel load management.<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><strong><span style=\"font-size: 14pt;\">Ovar Tech Solutions for Demanding Applications<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ovar Tech has developed specialized DC-DC Converters tailored for these markets:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">1.5kW \/ 2kW \/ 3kW standalone units<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Integrated versions paired with 6.6kW and 11kW OBCs<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Wide input voltage (48V\u2013800V)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">12V \/ 24V output options<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Air-cooled and high-protection enclosure designs<\/span><\/li>\n<\/ul>\n<p dir=\"auto\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Their products are widely used by European and Asian commercial vehicle converters and marine system integrators due to competitive pricing combined with solid reliability.<\/span><\/p>\n<h3 dir=\"auto\"><span style=\"font-family: arial, helvetica, sans-serif;\"><strong>Comparison of Requirements<\/strong><\/span><\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><span style=\"font-family: arial, helvetica, sans-serif;\"><a href=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ.jpg\"><img decoding=\"async\" class=\"lazyload size-fusion-800 wp-image-2070 aligncenter\" src=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-800x404.jpg\" data-orig-src=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-800x404.jpg\" alt=\"\" width=\"800\" height=\"404\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27800%27%20height%3D%27404%27%20viewBox%3D%270%200%20800%20404%27%3E%3Crect%20width%3D%27800%27%20height%3D%27404%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-18x9.jpg 18w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-200x101.jpg 200w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-300x152.jpg 300w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-400x202.jpg 400w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-500x253.jpg 500w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-540x272.jpg 540w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-600x303.jpg 600w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-700x354.jpg 700w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-768x388.jpg 768w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-800x404.jpg 800w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-1024x518.jpg 1024w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ-1200x607.jpg 1200w, https:\/\/ovartech.com\/wp-content\/uploads\/2026\/06\/oTKuZ.jpg 1424w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><span style=\"font-size: 14pt; font-family: arial, helvetica, sans-serif;\"><strong>Conclusion<\/strong><\/span><\/h4>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Selecting the right DC-DC Converter for commercial vehicles, industrial applications, or yachts requires careful attention to mechanical robustness, electrical isolation, thermal performance, and compliance with stringent industry standards. Unlike consumer EVs, these applications leave little room for compromise on reliability and durability.<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Ovar Tech has positioned itself as a capable supplier in this space by offering rugged, high-performance DC-DC Converters and integrated solutions that balance technical excellence with commercial viability. For fleet operators, OEMs, and marine builders looking for dependable power conversion in harsh environments, carefully evaluating vibration resistance, protection ratings, and long-term reliability is essential \u2014 and Ovar Tech\u2019s specialized product range is well worth considering.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>In Commercial Vehicles, Industrial Vehicles, or Yachts, What Special Requirements  [&#8230;]<\/p>","protected":false},"author":2,"featured_media":2079,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[17,126],"tags":[203],"class_list":["post-2059","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-tips-tricks","tag-dc-dc-converter"],"acf":[],"_links":{"self":[{"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/posts\/2059","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/comments?post=2059"}],"version-history":[{"count":16,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/posts\/2059\/revisions"}],"predecessor-version":[{"id":2076,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/posts\/2059\/revisions\/2076"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/media\/2079"}],"wp:attachment":[{"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/media?parent=2059"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/categories?post=2059"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ovartech.com\/ja\/wp-json\/wp\/v2\/tags?post=2059"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}