Electric & Hybrid Ship

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Empowering the next era of clean, intelligent maritime propulsion.
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KOSCO SD provides comprehensive technical services for the design, evaluation, 
and implementation of electric and hybrid propulsion systems—enabling shipowners, 
designers, and shipyards to transition toward a cleaner and more efficient future.
Electric and hybrid ships powered by large-scale lithium-ion battery systems offer:
  • Significant reductions in fuel costs and emissions
  • Lower maintenance demands
  • Improved responsiveness and operational regularity
  • Enhanced onboard safety and redundancy
Through our independent analysis, validation, and advisory services, 
we help clients plan, develop, and deploy battery-ready vessels—whether through retrofit or newbuild programs.
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Our Battery System Expertise Includes:
  • Introductory training programs on maritime battery systems
  • Feasibility studies combining technical, environmental, and financial evaluations
  • Battery Ready certification for retrofitted and new vessels
  • Battery sizing and optimization
  • Fire, explosion, and gas emission analyses
  • Risk assessments for battery rooms and containment systems
  • System qualification and compliance validation
  • Design review and specification assessment
  • FMECA / HAZID risk analysis facilitation
  • Test planning, execution, and performance monitoring
  • Independent quality assurance and system verification
  • Hardware-in-the-loop (HIL) testing of battery management systems
  • Instrumentation and measurement on board electric vessels

From concept design and approval-in-principle, all the way to final risk and performance evaluations
,KOSCO SD stands as your trusted partner in building the next generation of battery-powered ships.
Choose confidence. Choose expertise. 
Choose KOSCO SD.
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KOSCO 354-MB – Next-Generation Marine Propulsion Battery System

1. Product Overview
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KOSCO 354-MB is a high-capacity lithium-ion battery cabinet developed for large-scale marine propulsion, particularly for electric and hybrid vessels requiring continuous megawatt-class discharge. It combines next-generation prismatic cell architecture, AI-enhanced battery intelligence, and precision-engineered thermal management in a robust, marine-certified enclosure.
This system enables superior energy density, thermal resilience, rapid charging capability, and predictive diagnostics for critical maritime operations.

2. Technical Specifications
  1. Model Name  :  KOSCO 354-MB
  2. Battery Type  :  High-density prismatic LFP / NMC hybrid (customer selectable)
  3. Nominal Voltage  :  768 VDC
  4. Rated Capacity  :  460 Ah per rack
  5. Total Energy (per cabinet)  :  354 kWh
  6. Scalability  :  Up to 20 cabinets in parallel (7.08 MWh total)
  7. Operating Temperature Range  :  -20°C to +55°C
  8. Cycle Life  :   >6,000 full cycles at 80% DoD
  9. Thermal System  :  Dual-loop liquid cooling with integrated heat exchangers
  10. BMS  :  Fault-tolerant, AI-enabled redundant BMS
  11. Enclosure Protection Rating  :  IP67 (enclosure), IP54 (service interfaces)
  12. Fire Suppression  :  Embedded aerosol system with thermal fuse cascade
  13. Vibration/Shock Tolerance  :  IEC 60068-2 / DNV Class-C compliant
  14. Certifications  :  IEC 62619, ISO 12405-2, UN38.3, DNV MPU ready

3. Internal Architecture
  1. Cell Module Arrangement  :  High-capacity 18s x 4 stacks in modular prismatic trays
  2. Conductive Busbars  :  Nickel-plated copper, laser-welded for low-resistance transfer
  3. Thermal Regulation  :  Independent coolant loops for modular temperature balance
  4. Live Monitoring  :  Real-time telemetry with sub-1 ms resolution (voltage, current, temperature)
  5. Power Output  :  Twin HVDC terminals (750–1000 VDC) with active load control
  6. Diagnostics  :  Embedded AI algorithm for cell aging and fault prediction

4. Operational Use Cases
  1. Applications  :  Ocean-going cargo vessels, naval auxiliaries, electric ferries, AUVs, deep-sea research ships
  2. Endurance  :  Over 3 hours at full propulsion load for hybrid-electric vessels
  3. Recharge Time  :  80% SoC in under 45 minutes using 1C industrial charging infrastructure
  4. Redundancy Scheme  :  N+1 battery bank architecture with cell-level bypass capability

5. Mechanical & Structural Design
  1. Housing  :  316L stainless steel with marine-grade anti-corrosion coating
  2. Cooling Interface  :  Dual DNV-approved quick-connect fluid ports
  3. Mounting Solution  :  Shock-absorbing skid rails and vibration-isolated cradle
  4. EMI Shielding  :  Multilayer electromagnetic insulation effective up to 3 GHz

6. Safety & Compliance
  1. Designed for compliance with:
    1. IMO 2020 marine emission standards
    2. IEC 62619 / UL 1973 cell and pack safety
    3. UN38.3 transportation certification
    4. DNV MPU (Marine Propulsion Unit) technical specification
  2. Safety Systems  :  Integrated thermal runaway isolation zones with multi-stage sensor response


7. Smart Systems & Fleet Integration
  • KOSCO INSIGHT AI™ Platform:
    1. Fleet-wide SoH (State of Health) mapping and diagnostics
    2. Predictive maintenance via machine learning models
    3. Remote firmware updates and real-time configuration
    4. Load simulation modeling for hybrid propulsion dynamics
8. Optional Upgrades
  1. Arctic-grade BMS for ultra-low temperature operations (-40°C)
  2. Dual-redundant inverter integration module (three-phase marine AC output)
  3. Integrated onboard charging handshake module (CCS2 / CHAdeMO compatible)
  4. Smart SoC display module for bridge interface visualization
For custom configurations, shipyard integration support, and OEM partnerships, please contact KOSCO SD.
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