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Get 5% off for your first subscription!
Get a Power Queen hoodie with orders over $800
5% Off For First Time Subscription !
Our lithium battery for home energy storage offers true independence by eliminating reliance on the public grid, making it ideal for remote locations or areas with unstable electricity. By harnessing renewable energy, it not only reduces your carbon footprint but also promotes sustainable energy use. Enjoy significant economic benefits through long-term savings on rising electricity costs, while maintaining energy self-sufficiency to keep your home powered even during blackouts.
View More >Our lithium battery for trolling motors offers reliable low-temp cut-off protection to prevent charging below 0°C, and supports flexible series or parallel systems for versatile configurations. It’s half the weight of a lead-acid battery, with a lifespan that's 10 years longer, ensuring a long-lasting, efficient power solution. Built to last, it features IP65 waterproof and salt spray resistance, making it perfect for kayaks, bass boats, and fishing boats. Ideal for 12V 30-70 lbs, 24V 70-100 lbs, and 36V 100-120 lbs motors.
View More >Our lithium battery for RVs is small and lightweight, compatible with 3 sizes for easy integration. It delivers reliable power in low-temperature environments, making it perfect for all seasons. With a flexible system configuration, it adapts to your RV setup, while the premium BMS system ensures safety and performance. Plus, it's built tough with IP65 waterproof and dustproof protection, ready for any adventure.
View More >Our lithium battery for golf carts comes in 36V/48V systems, compatible with Club Car, Yamaha, and LSV models. Equipped with a new 5.0 Bluetooth app, it offers easy monitoring and control. With low-temp cut-off protection, it ensures reliable performance even in cold conditions. Small and lightweight, it’s the perfect replacement for lead-acid batteries, delivering sufficient power and a flexible system configuration for enhanced performance.
View More >2 in stock
[Specifically Designed For LiFePO4 Battery] Power Queen 14.6V 10A LiFePO4 lithium batteries smart charger is uniquely designed for 12V LiFePO4 battery, implementing the special 2-stage constant current/constant voltage (CC/CV) charge algorithm with smart LED indicators. This charger has a specific Pre-Charge function, which is designed to activate all types of BMS by allowing current into lithium batteries to read from down to 0V.[High-efficiency Charging] With a constant current of 10A and a constant voltage of around 14.6V, it’s Ideal for LiFePO4 batteries 20 amp hours and above. Only needs 5 hours of fast charging time to fully charge a 12V 50Ah LiFePO4 battery compared with a 3 amps multi-charger which needs 17 hours to fully charge a 50Ah battery.[Multiple Protection] Power Queen 14.6V 10A LiFePO4 lithium battery charger has multiple protection, such as over-temperature protection, output short-circuits protection, reverse polarity connection protection, and output over-voltage protection to prevent damage from faulty operation.[Easy Operation & Visible Indicator] Connected + and – alligator clips of the charger to the battery as + to +, - to -. Then plug in the input cable to the charger and connect it to the input power. Intuitive LED indicators to provide visual charging state feedback and diagnostic information.[Premium Quality] Our LiFePO4 lithium battery charger is made of aluminum alloy with surface oxidation treatment, high hardness, and anti-oxidation, and the built-in cooling fan keeps the charger itself cool. Heat dissipations protect your charger and battery. It’s safe to charge.
14 in stock
[Specifically Designed For LiFePO4 Battery] Power Queen 14.6V 20A LiFePO4 lithium batteries smart charger is uniquely designed for 12V LiFePO4 battery, implementing the special 2-stage constant current/constant voltage (CC/CV) charge algorithm with smart LED indicators. This charger has a specific Pre-Charge function, which is designed to activate all types of BMS by allowing current into lithium batteries to read from down to 0V.[High-efficiency Charging] With a constant current of 20A and a constant voltage of around 14.6V, it’s Ideal for LiFePO4 batteries 20 amp hours and above. It only needs 2.5 hours of fast charging time to fully charge a 12V 50Ah LiFePO4 battery compared with a 3 amps multi-charger which needs 17 hours to fully charge a 50Ah battery.[Multiple Protection] Power Queen 14.6V 20A LiFePO4 lithium battery charger has multiple protection, such as over-temperature protection, output short-circuits protection, reverse polarity connection protection, and output over-voltage protection to prevent damage from faulty operation.[Easy Operation & Visible Indicator] Connected + and – alligator clips of the charger to the battery as + to +, - to -. Then plug in the input cable to the charger and connect it to the input power—intuitive LED indicators to provide visual charging state feedback and diagnostic information.[Premium Quality] Our LiFePO4 lithium battery charger is made of aluminum alloy with surface oxidation treatment, high hardness, and anti-oxidation, and the built-in cooling fan keeps the charger itself cool. Heat dissipations protect your charger and battery. It’s safe to charge.
60 in stock
[5 Hours Fast Charger For Larger Capacity LiFePo4 Battery] Power Queen 14.6V 40Amp LiFePO4 battery charger is rated at a 40 amp large output current, realizing the rapid battery charging. It just takes approximately 5hrs/7.5hrs/10hrs to fully charge the 12V 200Ah battery, 12V 300Ah battery, 12V 400Ah battery system.[4 Protection Function & Reliability] Adopt the advanced circuit design and strict production process according to the IS09001:2008 quality management system, which provides multi-protection from over-temperature, output short-circuits, output over-voltage, and reverse polarity connection. This comprehensive safety protection guarantees secure battery charging.[0V Charging Mode For Dead Battery] The charger has an exclusive pre-charge mode that can "wake up" the slept batteries. Simply connect the charger to the battery to restore the battery to the normal voltage.[Intuitive Chargering status Display & 4 Steps Easy Operation] With an LED charging indicator, the charger shows its real-time operational status, which includes standby, in-charge, fully charged, and charging anomalies. This enables you to monitor the real-time status of the device.[Complete Accessories Are Available in One Package] Throughout the charging process, the charger smoothly alternates among three charging modes: Pre-Charge Mode, Constant Current (CC), and Constant Voltage (CV), guaranteeing a secure and steady charging experience.
17 in stock
[5 Hours Fast Charger For Larger Capacity LiFePo4 Battery] Power Queen 14.6V 40Amp LiFePO4 battery charger is rated at a 40 amp large output current. It adopts the 2-stage constant current/constant voltage (CC/CV) charge technology, which can extend the battery life to a large extent. Our charger enables the automatic full charging of a 12V 200Ah lithium battery in around 5 hours, which is optimal for the larger capacity marine battery & deep cycle battery and can solve power needs easily.[4 Protection Function & Reliability] Adopt the advanced circuit design and strict production process according to the IS09001:2008 quality management system, which provides multi-protection from over-temperature, output short-circuits, output over-voltage, and reverse polarity connection. Besides that, it makes the Power Queen lifepo4 battery charger a reliable and high-quality product to ensure secure use during battery charging.[0V Charging Mode For Dead Battery] Power Queen 14.6V 40Amp lithium battery charger has an exclusive pre-charge mode that can reset or "wake up" the battery protected by BMS. Simply connect the charger to the battery to initiate a restart which can charge the battery from 0V which can enlarge the battery lifespan.[Intuitive Chargering status Display & 4 Steps Easy Operation] An intuitive LED indicator enables displaying the real value of the battery voltage, charging current, and output capacity while charging. Included detachable wire lugs with ring terminals to make it easy and safe to connect with the battery. Simply install the lug on the battery, it will auto-start to charge the battery and auto-stop when full, no need to worry about the hazards of the battery overcharging.[Complete Accessories Are Available in One Package] Power Queen MPPT Charge Controller provides the most comprehensive installing accessories for setting up a solar charge system. It saves you time in searching for the right accessories, allows you to complete the installation when you receive the package and gets ready for the solar power system.
Out of stock
[Specifically Designed For LiFePO4 Battery] Power Queen 29.2V 20Amp LiFePO4 Charger is uniquely designed for a 24V LiFePO4 battery, adopting the 2-stage constant current/constant voltage (CC/CV) charge technology which enables full charge of the battery to 100% capacity automatically. Besides, the charger has an exclusive pre-charge mode which is designed for activating the 0V battery protected by BMS. Simply connect the charger to the battery to initiate a restart which sets you worry-free.[Saving 1/2 The Charging Time] With input voltage from 100V-240V, which maintains a stable voltage accuracy at ±0.2V (approx.29V to 29.4V) and affords output constant current at 19A to 21A. It enables charging a 24V battery pack instead of charging a single 12V battery individually one by one. Only needs 5 hours of fast charging time to fully charge a 24V 100Ah battery pack compared with a 12V 20amp charger which needs 5hrs+5hrs=10hrs to fully charge it. Save half charging time and disassembly steps.[Easy Operation & Intuitive LED Light] Just an easy connection to the LiFePO4 battery by using the included battery alligator clips. Then plug in the input cable to the charger and connect it to the input power, the battery will start charging your battery. The LED light provides visual charging state feedback and diagnostic information and displays the charging status.[Reliability & Multiple Protection] The advanced circuit design and strict production process according to the IS09001:2008 quality management system make the charger more reliable and with long service life. Providing multi-protection from over-temperature, output short-circuits, output over-voltage, and reverse polarity connection, to ensure safe use.[Professional Warranty Service & Faster Delivery] As a professional seller, we contribute to providing higher quality products and better service to our customers all the time, so we promise a 2-year warranty and quick response customer support within 24 hours. And the local warehouse in the US makes the delivery time faster.
Get a Power Queen hoodie with orders over $800