Redodo 12V 100Ah LiFePO4 Lithium Battery with 20Ah Marine Cranking Battery, 1280Wh Energy Storage, 800A CCA for Outboard Motor, 1280Wh for Solar RV Marine Boat Energy Storage

Conquer The Seas With Reliable Power Redodo Dual-Purpose Lithium Marine Battery: 12V 100Ah Deep Cycle with 20Ah Starter for Outboard Motors! Why Choose Redodo Batteries? * Dual-purpose: 12v 100ah lithium battery can be used as energy storage for marine, boat, kayak and bass, 12v 20ah starting battery can be starter engine for the fueled outboard motor, make your trip powerful and smoothly. * Waterproof: 100Ah battery is IP65 waterproof and the 20ah battery is IP67 waterproof. * Group 31 size for the deep cycle battery: Universal size Group31, which can directly replace lead-acid batteries * Group U1 size for the cranking battery which is compact and space-saving design * Professional EV-grade battery cells * 5-year warranty * Long Lifespan Space-Saving Design * 13 ""Length x 6.77"" width x 8.5 ""height Usage Scenarios * Boat, Marine * RVs * Home Energy Storage What's Included * Redodo 12V 100Ah Group 31 Battery x 1 * Redodo 12V 20Ah Marine Starting Battery x 1 * Insulating Caps for Bolts * Terminal Bolts Pro Tips Do not use it as the starting battery for any type of vehicle, such as cars, motorcycles, trucks, etc.

• 【Ideal Marine Dual Battery Solution】This combined system pairs a 12V 100Ah deep cycle lithium battery with a 12V 20Ah marine cranking battery , offering both long-term power stability and instant high-current starting—perfect for marine applications where both cycling endurance and reliable engine start are required. NOTE: ITEMS MAY BE SHIPPED SEPERATELY AND ARRIVE AT DIFFERENT TIMES.
• 【Long Life & High Power】The 12V 100Ah lithium battery provides 4000~15000 cycles using Automotive Grade LiFePO4 cells, while the 20Ah starting battery delivers 800CCA with high-power prismatic cells. Together they ensure both endurance and cranking performance.
• 【Enhanced Safety & Protection】Both batteries are equipped with BMS for full protection and comply with marine ABYC standards. Certified and tested by UL1973, FCC, CE, RoHS, UN38.3, ensuring quality and safety.
• 【Marine-Environment Durability】The 20Ah starting battery is IP67 rated, and the 100Ah deep cycle battery is IP65 rated. Both offer resistance to salt spray, vibration, and shock—suitable for harsh marine conditions.
• 【Compact & Space-Saving】Each lithium battery is significantly lighter and smaller than lead acid equivalents. The combined setup saves space and weight ideal for boats and marine power systems.
• 【Flexible Power Configurations】The 12V 100Ah lithium iron phosphate battery supports series/parallel expansion up to 4S4P (48V/400Ah). Compatible with solar, alternator, generator, and LiFePO4 chargers.
• 【Optimized for Marine Use】Ideal for dual-battery boat systems: starting outboard motors and powering trolling motors, onboard electronics, or small solar setups. Not for automotive starters, golf carts, tractors, or Yamaha motors.
• 【Professional Support Included】24/7 customer service and lifetime technical support for integrated system applications.