LiTime 12V 50Ah Bluetooth Lithium Battery
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✓ Authorized LiTime Dealer
✓ Lowest Price Guaranteed
✓ Free & Fast Shipping: In Stock & Ready to Ship
✓ Questions? Call an LiTime Expert: 1-844-987-5777
The LiTime 12V 50Ah Bluetooth Lithium Battery is a 12.8V LiFePO4 battery rated for 640Wh of energy, built for 20 to 70 lb thrust trolling motors and fish finders. It measures 7.68" L x 6.54" W x 6.77" H and weighs 11.27 lbs (5.11 kg), delivering 100% usable energy compared to a lead-acid battery's typically partial usable capacity.
The 50A BMS supports 50A of continuous discharge (60A sustained for 30 minutes) and 50A of continuous charge, with a surge rating of 250A for 1 second and internal resistance of 40 mΩ or less. It includes over 20 protections, an IP65-rated housing for water and dust resistance, and low-temperature protection that stops charging below 32°F (0°C) and discharging below -4°F (-20°C), resuming above 41°F (5°C).
Bluetooth 5.0 connects to the LiTime app for real-time monitoring of state of charge, voltage, power draw, and battery status. It's rated for 4,000 cycles at 100% depth of discharge, 6,000 at 80% DOD, and 15,000 at 60% DOD, with an estimated 10+ year service life and a 5-year warranty. It's not designed for engine starting.
This is a 12.8V, 640Wh LiFePO4 battery sized for 20 to 70 lb thrust trolling motors and fish finders. It's not designed for engine starting, since it's built for sustained deep-cycle output rather than a short high-current starting burst.
It supports 50A of continuous discharge, with 60A sustained for up to 30 minutes, and a 250A surge rating for 1 second. The 60A figure is a time-limited rating, not a new continuous rating, so size wiring and fusing to the 50A continuous figure for anything longer than 30 minutes.
It means the full 50Ah/640Wh rated capacity is available to use before the battery is depleted, unlike a lead-acid battery, which is typically only discharged partway before recharging to protect its lifespan. It's a chemistry difference between LiFePO4 and lead-acid, not a claim about this specific unit exceeding its own rated capacity.
Charging automatically stops below 32°F (0°C) and discharging stops below -4°F (-20°C), resuming once the battery warms back above 41°F (5°C). This model doesn't include a self-heating function.
LiTime backs this battery with a 5-year warranty and rates its estimated service life at 10+ years. LiTime's product page does not publish the full written terms, coverage exclusions, or claims process, so we can't state those specifics here. Contact us and we'll get you the exact terms before you buy if that's a deciding factor.
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