525V 230Ah 120kWh Marine Grade High Voltage Marine Battery for Ship Power System

High Voltage Marine Power Battery | A Safer, More Stable, High-Power Marine Power Solution

The rapid development of electric watercraft, global low-carbon navigation policies, and demand for high-efficiency marine power systems are driving the wide application of high-voltage lithium battery packs in the marine industry.

A variety of marine equipment – including electric working ships, yachts, cargo vessels, offshore engineering equipment, and marine propulsion systems – is shifting to high-voltage, long-cycle, maintenance-free lithium battery power systems.

With professional marine power design experience and full customization capabilities, CTS Battery provides tailored high-voltage lithium battery solutions that meet strict marine environmental requirements.

Our solutions are designed to deliver:

• Stable high-voltage power output for heavy-duty marine propulsion
• Long runtime for long-distance marine transportation
• Superior safety and strong resistance to salt spray, moisture and vibration
• Lower operating costs and longer service life

Whether you are building new electric ships or upgrading traditional marine power systems, CTS helps you build a reliable, marine-compliant and future-proof high-voltage power system.

CTS 525V 230Ah 120kWh High Voltage Marine Battery Pack Customized Ship Power System

Marine equipment operates in extreme conditions – salt spray, high humidity, vibration, water splashing and long continuous working hours.

525V high-voltage system with 230Ah capacity and 120kWh energy output, supporting high-power discharge and stable long-time operation.

Built-in Battery Management System ensures:

• Overcharge / over-discharge protection
• Temperature control
• Short circuit protection
• Over-current & equalization management

We understand marine power systems vary widely. That’s why we offer:

• Voltage & capacity customization
• Structure & dimension customization
• CAN / RS485 communication protocol
• IP67 waterproof, dustproof & salt spray protection
• Installation & interface customization

Marine-Grade Safety & Durability

Stable performance under vibration and shock, wide working temperature range, long cycle life, ideal for long-term marine applications.

• Electric Working Ships & Cargo Vessels
• Electric Yachts & Sightseeing Boats
• Marine Propulsion & Power Systems
• Offshore Engineering Equipment
• High Voltage Marine Backup Power Supply
• Ship Power Upgrading Projects

At CTS Battery, we don’t just supply batteries; we provide complete high-voltage power solutions for marine applications. If you are developing electric ships or upgrading marine power systems, choosing the right battery partner is critical. Send us your requirements today and our engineering team will respond within 24 hours.If you have any needs, please click "Request A Quote" or "Chat Now" on the screen.