ABYSS® 12V 206Ah Dual Purpose NMEA Marine Lithium Battery

The ABYSS® 12V 206Ah Dual-Purpose Group 31 Lithium Marine Battery is a compact, high-capacity power solution engineered for modern marine systems that demand reliability, intelligence, and performance. Designed to deliver both engine starting power and deep-cycle house energy, this battery is ideal for vessels running advanced electronics, trolling motors, pumps, and auxiliary onboard systems. Equipped with NMEA 2000® integration and Bluetooth® connectivity, this battery provides real-time communication across your vessel’s network and direct monitoring from your mobile device or MFD. Access critical data including voltage, state of charge, current flow, and system health—ensuring full visibility and control at all times. Built with premium LiFePO4 cells and an advanced high-output Battery Management System (BMS), this battery maintains consistent voltage under load, improving performance for sensitive electronics and mission-critical systems. An integrated internal heating system allows for safe charging in cold-weather environments, extending usability and protecting battery longevity in extreme conditions. Delivering significantly more usable energy, faster charging, and up to 70% weight savings over AGM, the ABYSS® 206Ah Group 31 is the ultimate upgrade for boaters looking to simplify their system without sacrificing power. Key Features & Benefits 206Ah High-Capacity Output – More usable energy for electronics, pumps, and onboard systems Dual-Purpose Design – Engine starting + deep-cycle performance in one battery NMEA 2000® Integration – Display real-time battery data directly on your MFD Bluetooth® Monitoring – Track performance, voltage, and system health from your smartphone Internal Heating System – Enables safe charging in cold climates and extends battery life Advanced High-Output BMS – Intelligent protection and real-time system management Lightweight Group 31 Replacement – Up to 70% lighter than comparable AGM batteries Extended Run Time – Flat voltage curve for consistent, reliable power delivery Fast Charging Capability – Reduce downtime and maximize time on the water Zero Maintenance – No watering, corrosion, or upkeep required Marine-Grade Construction – Built for harsh offshore and coastal environments Ideal Applications Center console and bay boats Trolling motors and electronics banks Garmin, Simrad, and sonar systems Pumps, lighting, and auxiliary systems Cold-weather boating environments Diesel and outboard engine starting Why ABYSS® ABYSS® Battery is engineered for those who demand more from their power systems. With NMEA 2000 integration, Bluetooth monitoring, and cold-weather capability, this battery delivers unmatched control, performance, and reliability in a compact Group 31 footprint. Smarter power. Stronger performance. Built for the water.