High-capacity 12V 200Ah lithium battery for advanced off-grid and marine systems

The B-TEC ULTRA 12V 200Ah Lithium Battery delivers intelligent power storage with exceptional durability and safety for demanding off-grid, RV, and marine applications. Combining high-efficiency LiFePO₄ technology, a smart BMS, and IP67-rated protection, it provides stable performance, extended cycle life, and flexible installation options for modern energy systems.

Key Features

• 200Ah high-capacity LiFePO₄ chemistry: Offers outstanding energy density, consistent voltage output, and over 4000 deep cycles for long-term reliability.
• Intelligent Battery Management System (BMS): Monitors voltage, temperature, and current to prevent overcharging, over-discharging, overheating, and short circuits.
• LED state-of-charge indicators: Four-level LED display (0–25%, 25–50%, 50–75%, 75–100%) with green RUN and red ALARM lights for real-time monitoring.
• Built-in ON/OFF isolation switch: Enables complete system shutdown to prevent self-discharge when not in use.
• Integrated heat sink design: Ensures efficient heat dissipation and stable operation under heavy electrical loads.
• Heavy-duty M8 terminals: Provide secure, low-resistance connections for high-current equipment such as inverters or DC loads.
• M12-6P communication ports: Allow parallel battery communication or integration with external monitoring and control systems.
• Rugged IP67-rated enclosure: Fully sealed for protection against dust and water ingress, suitable for marine and outdoor environments.
• Pressure relief valve: Automatically balances internal pressure while maintaining waterproof integrity.
• Parallel and series scalability: Supports up to four batteries in series or parallel configurations (12.8 V, 25.6 V, 38.4 V, or 51.2 V).
• Secure tray-mount installation: Equipped with straps and fasteners for safe, vibration-resistant mounting in mobile setups.
• Ergonomic carry handles: Simplify handling, transport, and installation.

Built to exceed traditional battery performance, the B-TEC ULTRA 12V 200Ah delivers dependable energy, smart control, and rugged durability for off-grid independence and marine-grade reliability.