The 51.1V 3A desktop battery charger from Guangdong QINX Technology Co., Ltd. is designed to provide efficient charging for 14S rechargeable LiFePO4 battery packs. With a continuous 153.3W output, it is suitable for medium-capacity battery systems used in industrial electronics, portable equipment and intelligent power applications. OEM and ODM customization services are available to support diverse project requirements.
Specifically engineered for 14-cell LiFePO4 battery packs, this 51.1V 3A desktop charger delivers a precisely controlled charging process using advanced constant-current and constant-voltage technology. Stable electrical performance helps improve charging consistency while supporting reliable battery operation over extended service life.
The charger accepts a universal input voltage of 100-240VAC, allowing seamless operation in different countries and regions. Guangdong QINX Technology Co., Ltd. provides flexible manufacturing solutions, including customized output cables, DC connector configurations, housing finishes, private branding, product labels and packaging tailored to OEM and ODM customers.
Compared with lower-current charging models, the 3A version offers a practical balance between charging speed and battery protection, making it suitable for professional equipment that requires dependable and efficient battery charging.
A wide selection of connector types is available, including 5.5×2.5mm, 5.5×2.1mm, 6.5×4.4mm, XLR connectors, GX16 aviation connectors, Anderson Powerpole connectors, XT30, XT60, XT90, Molex connectors, JST connectors, Mini-Fit connectors and customized cable harnesses to suit customer applications.
Integrated protection functions include over-voltage protection, over-current protection, short-circuit protection and over-temperature protection, ensuring safe, reliable and stable charging performance during continuous operation.
Available with UL, cUL, CE, FCC, RoHS, UKCA, PSE, SAA, CB and DOE Level VI certifications to comply with international safety and energy efficiency standards.
| Series | Models | Output Voltage/Current/Power | Energy Efficiency |
| 51.1V 1W-500W DESKTOP LiFePO4 Chargers for 14 Cells 44.8V LiFePO4 Battery Packs |
QXP-BCD-51101000 | 51.1V 1A 51.1W | VI |
| QXP-BCD-51102000 | 51.1V 2A 102.2W | VI | |
| QXP-BCD-51102750 | 51.1V 2.75A 140.5W | VI | |
| QXP-BCD-51103000 | 51.1V 3A 153.3W | VI | |
| QXP-BCD-51104000 | 51.1V 4A 204.4W | VI | |
| QXP-BCD-51105000 | 51.1V 5A 255.5W | VI | |
| QXP-BCD-51106000 | 51.1V 6A 306.6W | VI | |
| QXP-BCD-51107000 | 51.1V 7A 357.7W | VI | |
| QXP-BCD-51108000 | 51.1V 8A 408.8W | VI | |
| QXP-BCD-51109000 | 51.1V 9A 459.9W | VI | |
| QXP-BCD-51109800 | 51.1V 9.8A 500W | VI | |
| Optional DC Connectors | 5.5*2.5, 5.5*2.1, 5.0*3.0, 4.8*1.7, 4.0*1.7, 3.5*1.35, 2.5*0.7, 6.0*3.0, 6.5*4.0, 6.5*4.4, 6.5*4.5 (6.5x1.4), 6.3*3.0, 6.0*4.4, 5.0*1.0, 5.1*7.4, 5.0*7.4, 5.5*1.7, 6.4*4.0, 6.0*3.7, Center pin, Cigarette lighter, 2pin, 3pin, Micro USB, Mini USB, RJ11, Straight Barrel, Right Angle Barrel, KPPX-3P/4P, Molex 2 pin, Molex 6 pin, XT30/XT60/XT90, M16, Alligator dip, Anderson Torberry, Audio, RCA, XLR, D-tap, IP type, GX12/16/20, Circular type, Ez-go, LP20-3pin, Stripped and Tinned Leads, Typc C, Minifit-Molex, C14, C13, 9pin "D" Type, 4 pin/prong-Din, 6-Pin Molex Connector, 4 Pin Mini Din, Aviation Plugs, 8-PIN DIN, Coaxial, Crocodile clip, M19, 2/3-Pin Terminal Blocks, Switchcraft S760K, 3 pin 4 pin XLR Female/Male, CJT C2020HF-2P, CJT C2020F-TP, GT193110-02021-XX, GT193110-02021-01, GT193119-02021-01, SAE, WJ15EDGKM-3.81-2P, open wire, GX16 2 pin aviation, CNLINKO LP20 connector LP-20-C02PE-02-004B, LP-20-C02PE-01-022 connector, LP-20-C02PE-01-024, LP-20-C03PE-01-001A, LP-20-C03PE-01-022DC, CNLINKO YA20 connector YA-20-J04PE-01-001 YA-20-C04SX-03-201...... | ||
| Email us at info@qinxpsu.com if you need customized service. | |||
