5 kVA Epoxy Resin Dry Marine Transformer 230V–690V Input to 400V/230V Output, IP55 Waterproof – Reliable Shipboard and Offshore Power Solution
The 5 kVA Epoxy Resin Dry Marine Transformer is a compact, high-performance dry-type isolation transformer, designed for marine, shipboard, vessel, ferry, yacht, and offshore platform electrical systems. Engineered for industrial, commercial, and maritime applications, it ensures stable voltage conversion, electrical isolation, and step-down transformation for onboard equipment such as lighting, communication devices, navigation systems, and sensitive electronics. Its epoxy resin encapsulation and IP55 waterproof rating guarantee reliable performance in harsh marine environments, including exposure to condensation, oil mist, mold, vibration, tilt, and saline atmosphere.
5 kVA Resin Dry Marine Transformer Technical Specifications
| Parameter | Specification | Notes |
|---|---|---|
| Power Rating | 5 kVA(5-5000KVA) | Suitable for small to medium shipboard loads |
| Transformer Type | Dry-type, epoxy resin encapsulated | Oil-free, maintenance-free, environmentally safe |
| Input Voltage | 230V / 400V / 440V / 690V AC | Single-phase / Three-phase |
| Output Voltage | 400V / 230V AC | Step-down, isolation transformer |
| Additional Outputs | 115V / 25V optional | Custom voltage outputs available |
| Frequency | 50 Hz / 60 Hz | Global compatibility |
| Phase Configuration | Single-phase / Three-phase | Customizable for shipboard or offshore systems |
| Cooling Method | AN (Air Natural) | No oil, minimal maintenance |
| Insulation Class | F / H Class epoxy resin | High thermal stability and moisture resistance |
| Waterproof & Moisture Protection | IP55 | Suitable for harsh marine environments |
| Operating Temperature | -10°C to +45°C | Stable under marine ambient conditions |
| Altitude | ≤1000 m | Optional derating for higher altitudes |
| Relative Humidity | ≤95% | Resistant to condensation, moisture, and mold |
| Vibration / Shock Tolerance | Shipboard rolling ≤22.5°, tilt ≤15° | Designed for normal maritime motion |
| Standards & Certifications | IEC, IEEE, ANSI, UL, CE, cUL (optional) | Compliant with global marine and industrial standards |
| OEM & Customization | Voltage, frequency, phase, enclosure | Tailored solutions for global clients |
| Manufacturer | PowerNex | Leading China-based marine transformer factory |
Key Features
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Dry-Type Construction: Oil-free, safe, environmentally friendly, and low-maintenance
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Epoxy Resin Encapsulation: Protects against moisture, salt, mold, and vibration
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Waterproof IP55 Rating: Ideal for shipboard, offshore, and marine industrial environments
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Wide Input Voltage Range: 230V–690V accommodates international marine standards
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Step-Down Output: 400V/230V standard, optional 115V/25V for specialized loads
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Flexible Phase Configuration: Supports single-phase and three-phase systems
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Compact Design: Lightweight and space-saving for vessels and offshore platforms
Testing & Laboratory Verification
Every 5 kVA dry marine transformer undergoes rigorous quality testing and laboratory verification, including:
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Dielectric and insulation resistance tests for safe operation under high voltage conditions
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Thermal and load tests to ensure temperature stability and efficiency
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Vibration and tilt simulations mimicking shipboard rolling and offshore platform motion
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Waterproof and moisture tests verifying IP55 compliance under condensation and salt mist
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Short-circuit withstand tests ensuring safety for sensitive marine equipment
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Electromagnetic interference (EMI) testing to prevent communication or navigation disruptions
Global Standards Compliance
The transformer meets or exceeds international marine and industrial standards, including:
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IEC 60076 series (transformer design and safety)
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IEEE C57 standards (dry-type transformer performance)
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ANSI/IEEE compatibility for North American shipboard applications
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UL, CE, cUL certifications optional for commercial and industrial approvals
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DOE efficiency compliance for energy-efficient operation
Applications
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Shipboard Electrical Systems: Safe voltage conversion for lighting, navigation, and communication equipment
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Offshore Platforms: Power supply for oil rigs, wind turbines, and offshore industrial facilities
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Vessels, Yachts, and Ferries: Reliable onboard transformer for step-down and isolation
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Marine Industrial Facilities: Protects sensitive electronics, control panels, and industrial equipment
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OEM & B2B Marine Projects: Custom solutions for global shipbuilders, offshore engineers, and marine industrial clients
Why Choose This Transformer?
The 5 kVA Epoxy Resin Dry Marine Transformer is a versatile, reliable, and compact solution for marine and offshore power distribution. Its IP55 waterproof rating and epoxy resin encapsulation ensure safe and stable performance in extreme environments. With flexible input/output voltages, single-phase or three-phase options, and global certifications, this transformer is ideal for shipyards, vessel manufacturers, offshore platforms, and marine industrial systems worldwide.
PowerNex guarantees OEM customization, including input/output voltages, phase configuration, frequency, and enclosure type. Its factory-direct wholesale pricing ensures cost efficiency for B2B and industrial clients, while global shipping covers USA, Canada, Brazil, Argentina, Australia, Indonesia, Malaysia, Philippines, UAE, Saudi Arabia, Russia, Germany, France, South Africa, Venezuela, Mexico, New Zealand, and other international markets.
Common Capacities Available
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5 kVA
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7.5 kVA
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10 kVA
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15 kVA
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30 kVA
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45 kVA
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50 kVA
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100 kVA
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150 kVA
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225 kVA
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500 kVA
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1000 kVA
All capacities are available in dry-type epoxy resin construction, IP55 waterproof, single-phase or three-phase, and support custom voltage and frequency configurations for marine applications.
FAQ
Q1: Can this transformer withstand saltwater and high humidity?
A1: Yes, epoxy resin encapsulation and IP55 waterproofing make it resistant to salt, moisture, condensation, and mold.
Q2: Does it support both single-phase and three-phase systems?
A2: Yes, it supports single-phase and three-phase configurations, adaptable to various shipboard and offshore setups.
Q3: Can PowerNex provide custom voltages or OEM branding?
A3: Absolutely. PowerNex provides custom input/output voltages, phase configuration, frequency options, and OEM branding for global shipyards and offshore platforms.
Q4: Is this transformer suitable for offshore oil rigs and yachts?
A4: Yes, it is designed for marine, vessel, ferry, yacht, and offshore platform applications, capable of handling vibration, rolling, and tilt conditions up to 22.5° while ensuring stable performance.
Q5: Which countries does PowerNex ship to?
A5: Global supply including USA, Canada, Brazil, Argentina, Australia, Indonesia, Malaysia, Philippines, UAE, Saudi Arabia, Russia, Germany, France, South Africa, Venezuela, Mexico, New Zealand, and more.
Contact Us
For customized marine transformers, dry-type or epoxy resin solutions, IP55 waterproof options, single-phase or three-phase, or factory-direct wholesale pricing, contact PowerNex today. We support all specifications, capacities, and voltage configurations for shipboard, vessel, ferry, yacht, and offshore applications worldwide. Get a quote, OEM solution, or technical consultation for your marine electrical system now.


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