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CTS Marine Lithium Battery and Electric Propulsion System Solutions

Oct 20, 2026

CTS Marine Lithium Battery and Electric Propulsion System Solutions

We provide customized solutions for electric vessels, yachts, commercial ships, and maritime electrification platforms—ranging from low-voltage auxiliary power supplies to high-voltage propulsion battery systems.

CTS Battery integrates battery system design, BMS development, thermal management, electrical safety, and powertrain integration and manufacturing. We offer flexible OEM/ODM collaboration to shipbuilders and system integrators.

1. Full-Voltage-Range Marine Battery Solutions

Low-Voltage Marine Lithium Battery Systems

12V / 24V / 36V / 48V and custom configurations

Designed for onboard auxiliary power, lighting, communications, navigation, monitoring, and other low-voltage equipment, these lithium battery systems are tailored to specific installation spaces and power requirements.

  • Custom voltage, capacity, and continuous discharge current
  • BMS protection, monitoring, and communication interface configuration
  • Customized battery enclosures, connectors, and mounting structures
  • Compatibility with charging equipment and onboard electrical systems

Target Clients: Shipbuilders, marine equipment manufacturers, and marine electrical system integrators.

High-Voltage Marine Propulsion Battery Systems

96V and above (voltage customized based on project requirements)

Developed for electric vessels, yachts, commercial ships, and other electric maritime platforms, these high-voltage battery systems are engineered according to propulsion power, energy requirements, operational cycles, and system integration parameters.

  • High-voltage battery architecture and module configuration
  • Optimization for continuous power, peak power, and energy capacity
  • Integration of BMS, high-voltage protection, and insulation monitoring
  • Evaluation of air-cooling or liquid-cooling thermal management solutions
  • Interface compatibility with motor controllers and vessel control systems

Target Clients: Electric vessel OEMs, yacht manufacturers, commercial shipbuilders, and powertrain integrators.

2. Beyond Batteries: Comprehensive Electric Propulsion System Integration

From battery systems to complete electric powertrains

CTS goes beyond the performance of the battery itself; we specialize in the integration and interface coordination of battery systems and powertrain components to meet the full spectrum of maritime electrification needs.

CTS Marine Lithium Battery and Electric Propulsion System Solutions 0

3. Core Value of CTS System Integration

  • System Architecture Alignment: Planning components based on a vessel’s power requirements, operational conditions, and electrical architecture.
  • Hardware-Software Coordination: Integrating and coordinating the BMS, MCU, VCU, charging equipment, and other control interfaces in line with project requirements.
  • Communication Protocol Alignment: Supporting interface adaptation for CAN communication and associated control logic.
  • Electrical Safety Design: Evaluating functions such as high-voltage power distribution, pre-charging, contactors, fuses, and insulation monitoring.
  • Collaborative Project Development: Coordinating interface and integration requirements across battery, electric drive, power distribution, and charging components.

4. Why Choose CTS Battery?

Certified Manufacturing & Quality Management
ISO 9001, IATF 16949, and applicable product certifications or standards, subject to certificate scope and verification.

Flexible OEM & ODM Customization
Customized branding, enclosure design, battery configurations, and software communication protocol matching.

Strong Engineering & Integration Capabilities
Battery architecture design, BMS development and integration, thermal management, and powertrain system integration.

High-Safety Battery Architecture
Multi-layer BMS protection, HVIL, fuse and relay protection, and thermal runaway risk mitigation design.

Reliable Cell Supply Chain
Automotive-grade cell options, established cell suppliers, incoming inspection, and performance verification.

Global Application Experience
Over 10 years of export experience and experience across 200+ types of electrification applications.

Strict Quality Control
Pre-shipment QC, capacity verification, charge/discharge testing, and software verification according to applicable specifications.

Long-Term Technical Partnership
Pre-sales engineering, system integration guidance, 24/7 online support, and global after-sales technical service.

5. Marine Lithium Battery Technical Specifications

CTS Sandard Battery Solutions for E-boat

CTS51314 CTS102314 CTS307314 CTS409628 CTS512314 CTS614314
Voltage 51.2V 102.4V 307.2V 409.6V 512V 614.4V
Capacity 314Ah 314Ah 314Ah 628Ah 314Ah 314Ah
Energy 16.07kWh 32.15kWh 96.46kWh 257.22kWh 160.76kWh 192.92kWh
Battery Type LiFePo4 LiFePo4 LiFePo4 LiFePo4 LiFePo4 LiFePo4
Working voltage  40V-58.4V 80V-116.8V 240V-350.4V 320V-467.2V 400V-584V 480V-700.8V
Charge Power 7.6kW 16kW 48kW 128kW 80kW 96kW
Discharge Power 16kW 32kW 96kW 200kW 160kW 192kW
Dimension (L*W*H) 870*500*242mm 870*500*242mm*3 Packs
PDU: 500*400*240mm
870*500*242mm*6 Packs
PDU: 500*400*240mm
870*500*242mm*16 Packs
PDU: 500*400*240mm
870*500*242mm*10 Packs
PDU: 500*400*240mm
870*500*242mm*12 Packs
PDU: 500*400*240mm
Weight  110kg 350kg 680kg 1790kg 1130kg 1350kg

CTS Customized Battery Solutions for E-boat

CTS96228 CTS96628 CTS144150 CTS307105 CTS400150 CTS689110
Voltage 96.2V 96V 144V 307.2V 400V 689.85V
Capacity 228Ah 628Ah 150Ah 105Ah 150Ah 110Ah
Energy 21.888kWh 60.288kWh 21.6kWh 32.256kWh 60kWh 75.88kWh
Battery Type NMC LiFePo4 LiFePo4 LiFePo4 LiFePo4 NMC
Working voltage  78V-109.2V 75V-109.5V 112.5V-164.25V 240V-350.4V 312.5V-456.25V 567V-793.8V
Charge Power 10kW 30kW 10kW 15kW 30kW 75kW
Discharge Power 21kW 60kW 21kW 32kW 60kW 150kW
Dimension (L*W*H) 950*470*150mm*2 Packs
PDU: 500*400*240mm
900*750*240mm*2Packs 780*650*245mm 1100*630*240mm 1350*1050*250mm 1380*600*145mm*2Packs
PDU: 500*400*240mm
Weight  130kg 400kg 170kg 225kg 520kg 340kg

6. FAQ

Q1: Can CTS provide both low-voltage and high-voltage marine lithium battery systems?

Yes. We can evaluate solutions for low-voltage auxiliary power supplies and high-voltage electric propulsion battery systems based on your project requirements. Specific voltage levels and performance configurations will be determined by the project design.

Q2: Can CTS provide customized solutions based on client drawings and available installation space?

Yes. We can assess factors such as enclosure dimensions, mounting points, module layout, connector positioning, and other structural requirements to develop a custom design tailored to your project’s specific conditions.

Q3: Can CTS systems be integrated with a client’s existing motor controllers or vessel control systems?

Yes. We can evaluate compatibility and perform joint commissioning based on equipment models, communication protocols, CAN message definitions, and interface documentation.

Q4: How can I obtain a customized solution and a quotation?

To receive an accurate proposal, please provide details regarding the vessel type, target voltage, energy capacity, continuous and peak power requirements, desired runtime, installation dimensions, charging method, and project timeline.

Looking for a customized marine lithium battery manufacturer and integration partner?

CTS Battery works with marine OEMs, vessel manufacturers, and system integrators to evaluate application-specific battery and electric powertrain requirements.

Tell us about your project to start a technical discussion.

Request a Custom Marine Battery Solutions!