Drop-in replacement for Group 27 & 31 batteries. Experience unmatched power with the 50 amp hour 24 volt lithium-ion (LiFePO4) deep-cycle heated battery. Your perfect RV, marine, sailboat, trolling motor, van, solar, truck, camper, and off grid battery is here. Battle Born Lithium-Ion (LiFePO4) Batteries offer unstoppable power solutions and provide the following features: Integrated Heating: Powerful heated batteries with a built-in heater to allow for cold weather charging, automatically enables in cold temperatures. Premium UL-Listed Cylindrical Cells: Ensures increased safety, endurance, durability, and maximized cycle count to keep you adventuring longer. Our proprietary state-of-the-art battery management system (BMS) also features high and low temperature protection, high and low voltage protection, automatic cell balancing, cold charging protection, and short-circuit protection. Long-lasting Performance: Engineered with lithium iron phosphate (LiFePO4) technology, Battle Born Batteries offer an exceptional lifespan of 3,000 to 5,000 cycles, all backed by a 10 year warranty. Lightweight and Compact: At just 31 pounds, the 50 amp hour 24 volt heated battery offers massive weight savings, significantly reducing your application's overall weight. LiFePO4 batteries offer weight savings of up to 20% for the same usable power. High Efficiency: With a 100% depth of discharge (DoD), our batteries ensure you get the most out of your power storage, maximizing energy efficiency. Robust Design: Encased in durable housing, all Battle Born Batteries are certified and tested to withstand the most rugged environments, having been shock, drop, and vibration tested. Maintenance-Free: LiFePO4 batteries require no maintenance. Fast Charging: Enjoy five times faster charging, allowing you to get back to your adventures quicker than ever before. Enhanced Safety: Battle Born Batteries feature a proprietary built-in Battery Management System (BMS) that ensures safe operation by preventing overcharging, over-discharging, short circuits, and more. The Clean, Green Energy Alternative: LiFePO4 technology is more environmentally friendly, contains no toxic lead or acid materials, and is fully recyclable. IP65 Waterproof & Dust Proof Rated: Tested and certified to keep your power system protected. Flexibility for Any Space: Connect unlimited batteries together in parallel or in series to create your ideal system voltage (12V, 24V, 36V, or 48V). Plus, with Battle Born LiFePO4 Batteries, you can mount your batteries in any orientation. Just A Few of The Applications That Battle Born Batteries Power: Recreational Vehicles (RVs): Power your adventures confidently, knowing your battery will keep up with your travel demands from towable RVs, motorized RVs, truck campers, overland vehicles, vans, and more. Marine: Ideal for powerboats, sailboats, yachts, trolling motors, kayaks, and more, providing you with reliable power on the water. Off-Grid Systems: Ensure consistent power for your off-grid home or cabin in remote locations. Upgrade to the 50 amp hour 24 volt LiFePO4 Deep Cycle Heated Battery from Battle Born Batteries and experience the future of energy storage. Trust Battle Born Batteries to provide you with the highest quality, most dependable power solutions.