{"id":2283,"date":"2026-01-10T15:38:02","date_gmt":"2026-01-10T15:38:02","guid":{"rendered":"https:\/\/powernextransformer.com\/?post_type=product&p=2283"},"modified":"2026-01-10T15:42:17","modified_gmt":"2026-01-10T15:42:17","slug":"300-kva-dry-type-marine-waterproof-transformer-380v-to-690v-step-up-power-transformer","status":"publish","type":"product","link":"https:\/\/powernextransformer.com\/zh\/manufacturer\/300-kva-dry-type-marine-waterproof-transformer-380v-to-690v-step-up-power-transformer\/","title":{"rendered":"300 kVA Dry-Type Marine Waterproof Transformer 380V to 690V Step-Up Power Transformer"},"content":{"rendered":"

The 300kVA dry-type marine waterproof transformer<\/a> 380V to 690V is a premium step-up transformer designed for shipboard, offshore, and marine industrial power distribution systems. Built to withstand harsh marine conditions, it combines safety, durability, and high efficiency, making it ideal for commercial vessels, naval ships, offshore platforms, ports, and shipyards. Its dry-type, oil-free, waterproof design, along with a corrosion-resistant marine-grade enclosure, ensures long-term stable operation with minimal maintenance requirements.<\/p>\n

PowerNex, a leading marine transformer manufacturer, supplier, and wholesale factory, provides factory-direct pricing and global supply to B2B customers in the USA, Canada, Australia, Brazil, Argentina, Mexico, Guyana, Malaysia, Indonesia, Saudi Arabia, UAE, the UK, Germany, France, Spain, Italy, South Africa, and other international markets. OEM and ODM customization is fully supported, allowing clients to select primary and secondary voltages, power capacities, connection types, and enclosure designs according to project specifications. This transformer is certified under IEC, ANSI, IEEE, CE, UL, cUL, CSA, and major marine class societies including ABS, DNV, LR, BV, CCS, NK, RINA, KR, ensuring worldwide regulatory compliance.<\/p>\n

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300kVA Dry Type Marine Waterproof Transformer Key Features<\/h2>\n