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✓【Optimized Group 31 Mini Size & Perfect Marine Fit】Optimized compact Group 31 mini size, this 24V 80Ah LiFePO4 battery features compact dimensions of 13.4"×7.4"×9.8". It perfectly fits most BCI Group 31 marine battery trays. Note: The battery height is slightly higher than standard Group 31 boxes, so it is incompatible with standard sealed battery boxes.
✓【Tailored for 70–100 lb Trolling Motors】Professionally built for 70–100 lb 24V trolling motors, this lithium battery provides steady voltage output and precise thrust control during fishing. It delivers consistent, all-day reliable power to perfectly meet daily marine and offshore operation demands.
✓【Smart Low-Temperature Cutoff Protection】Features professional low-temperature cutoff protection for harsh outdoor & marine environments. It automatically stops charging below 0°C (32°F) and cuts off discharge below -20°C (-4°F), while charging resumes normally above 5°C (41°F). Effectively prevents cell damage caused by extreme low temperatures and ensures stable power output in cold weather.
✓【EV-Grade Cells & Ultra-Long Cycle Life】Adopts premium EV-grade LiFePO4 cells with ultra-long service life. It achieves 6000+ cycles at 100% DOD, 8000+ cycles at 80% DOD, and 15000+ cycles at 60% DOD. No memory effect enables flexible daily charge and discharge, far more durable than traditional lead-acid batteries.
✓【Marine-Grade Safety & Expandable Design 】Equipped with upgraded smart BMS with 20+ safety protections and IP65 waterproof & salt-spray resistant housing. It passes ABYC E-13, CE, RoHS, UN38.3 and FCC certifications for reliable marine use. Supports 4P2S series-parallel expansion, max system energy up to 16.38kWh, ideal for trolling motors, outboard motors and various marine onboard electronics.